zh-cn	针对多路径匹配追踪(multipath matching pursuit,MMP)无法利用稀疏信号的结构信息、迭代层数较高时计算复杂度较大等问题,提出了一种适用于重构块稀疏信号的块剪枝多路径匹配追踪算法。
en-us	Against multipath matching pursuit (multipath matching pursuit, MMPS) can't use the structure of the sparse signal information, layer number of iteration is higher when the problem such as high computational complexity, this paper proposes a suitable for reconstruction of sparse signals matching pruning multipath tracking algorithm.

zh-cn	该算法以原子块作为路径扩张的节点,在一定迭代层数后引入剪枝操作,极大地降低了数据运算量。
en-us	The algorithm with atoms as a path to the expansion of the node, to a certain iteration layer introduced after pruning operation, data computation is greatly reduced.

zh-cn	进而,针对多观测向量(multiple measurement vector,MMV)问题,提出了MMV块剪枝MMP算法,用以实现无线传感网小范围内多传感器信号的联合重构。
en-us	Thus, in view of the observation vector (multiple measurement vector, MMV) problem, put forward the pruning MMV block MMP algorithm, to realize the wireless sensor network within the scope of joint reconstruction of multi-sensor signals.

zh-cn	实验表明,块剪枝MMP的重构性能优于MMP,MMV块剪枝MMP的联合重构性能优于MMV块A*正交匹配追踪、MMV子空间匹配追踪和MMV正交匹配追踪。
en-us	Experiments show that the block pruning MMP reconstruction performance is better than that of MMPS, MMV joint reconstruction is better than pruning MMPS MMV blocks of A * orthogonal matching pursuit, MMV MMV orthogonal matching pursuit and subspace matching pursuit.

zh-cn	基于部队现有装备保障模式,难以满足日趋复杂的测试需求,存在着测试效率偏低、测试周期过长的现象。
en-us	Based on existing equipment support force model, is difficult to meet the test requirements of increasingly complex, there is a low test efficiency and test cycle is too long phenomenon.

zh-cn	因此综合考虑任务的时间属性和价值属性,定量分析任务的执行紧迫性、价值密度和资源负载均衡性等因素,提出了应用于任务执行初始时刻的动态优先级分派策略(dynamic priority assignment,DPA)和任务执行过程中的抢占调度策略(task preemption,TP),即基于动态优先级的测试任务抢占调度算法(test task preemptive scheduling algorithm based on dynamic priority,TTPSADP),实现了针对现有自动测试系统(automatic test system,ATS)价值收益、任务执行成功率和资源负载均衡的综合优化。
en-us	‭So the task of considering time value and attribute, the quantitative analysis of the task execution of urgency, the density of value and resource load balance and other factors, put forward the applied to the dynamic priority of task execution initial time dispatch strategy (dynamic priority the assignment, the DPA) and task execution process of scheduling strategy (task preemption, TP), which is based on the dynamic test task preemptive priority scheduling algorithm (test task preemptive scheduling algorithm -based on the dynamic priority, TTPSADP), in view of the existing automatic test system (automatic test system, the ATS) value returns, the success rate of task execution and resource comprehensive optimization of load balancing. ‭

zh-cn	提出一种图像分割的多特征融合加权稀疏子空间聚类方法。
en-us	Put forward a kind of image segmentation of multiple features fusion weighted sparse subspace clustering method.

zh-cn	采用多种属性的特征能够更可靠地描述图像中不同物体的特性,提高分割的准确性和可靠性。
en-us	Use a variety of characteristics of properties can be more reliable to describe the characteristics of different objects in the image, improve the segmentation accuracy and reliability.

zh-cn	定义了加权稀疏度量,即在1-范数中引入权重,权重与数据的相似度成反比,有利于迫使相似的数据尽可能参与到数据的自表示中,从而改善稀疏表示过稀疏并且不稳定的局限性。
en-us	Defines the weighted sparse measure, by introducing the weight in 1 - norm, weight is inversely proportional to the similarity of data, to force the similar data involved in the data from said as far as possible, so as to improve the limitations of sparse representation had sparse and unstable.

zh-cn	实验结果和客观指标表明,所提方法能有效地分割自然图像,获得的结果更加符合人类视觉感知。
en-us	Experimental results and objective indicators show that the proposed method can effectively segment natural images, the results obtained more accord with human visual perception.

zh-cn	利用采样反馈控制和轨迹快速重构技术,设计了固定采样反馈和自适应采样反馈两种有限推力远程变轨近最优闭环制导策略。
en-us	Using rapid sampling feedback control and the trajectory reconstruction technology, design the fixed sampling feedback and adaptive sampling feedback two finite thrust remote orbit near the optimal closed-loop guidance strategy.

zh-cn	建立了空间变轨和交会最优制导数学模型。
en-us	‭Established the mathematical model space orbit and SEC optimal guidance.

zh-cn	结合变轨运动方程特征,给出了伪谱优化参数缩减方法和实时性提升策略;
en-us	‭In combination with characteristics of its movement equation, gives the optimization parameters of pseudo spectral reduction method and the real-time promotion strategy;

zh-cn	‭基于采样反馈和最优控制理论,利用采样数据进行连续轨迹重构,并将开环最优解进行闭环反馈以更新制导指令。
en-us	‭Based on sample feedback and the optimal control theory, continuous trajectory reconstruction using the sampling data, and will open loop optimal solution of the closed loop feedback to update the guidance commands.

zh-cn	仿真结果表明,两种策略在保证任务指标近最优性的同时,可以有效抑制地球扁率J2摄动和计算误差的影响;
en-us	‭The simulation results show that the two strategies in the guarantee target near the optimality of the at the same time, can effectively restrain the earth oblateness J2 perturbation and the influence of calculation error;

zh-cn	‭自适应采样策略自主性好、制导精度误差收敛快,但计算量和燃耗偏大,二者使用时需要根据具体任务要求合理选择。
en-us	‭Autonomy is good, the adaptive sampling strategy guidance accuracy error converges fast, but the amount of calculation and burn up slants big, both need according to the specific task requirements when using reasonable choice.

zh-cn	在采用OFDM信号实现雷达通信一体化中,通信调制信息会影响一体化波形的模糊函数。
en-us	In radar communication is realized by using OFDM signal integration, communication modulation waveform information will affect the integration of fuzzy function.

zh-cn	针对此问题,结合基于OFDM的雷达通信一体化信号模型,给出了模糊函数的具体形式;
en-us	Aiming at this problem, in combination with the radar signal communication integration model based on OFDM, the concrete form of fuzzy functions are given;

zh-cn	讨论了通信调制信息对一体化信号模糊函数的影响;
en-us	Communication information of the integration of signal modulation is discussed the influence of the fuzzy function;

zh-cn	进而提出对通信信息进行预调制的方法,使同一脉冲不同OFDM符号间所调制的通信信息尽可能地具有优良的非周期自相关和互相关特性。
en-us	Preset communication information system was put forward, the method of making the same pulse modulation of the communication between different OFDM symbol information as possible with excellent aperiodic autocorrelation and cross-correlation properties.

zh-cn	理论分析和仿真实验表明,所提方法能很好解决一体化波形模糊函数对通信调制信息敏感的问题。
en-us	Theoretical analysis and simulation experiments show that the proposed method can well solve the integration waveform fuzzy function of communication modulation information sensitive issue.

zh-cn	舰载机着舰过程比陆基飞机着陆过程更具复杂性和危险性,舰载机着舰安全是对舰载机飞行员、航母指挥人员和机-舰系统工程师的重要挑战。
en-us	Aircraft carrier process more complexity and risk than land-based aircraft landing process, the safety is the aircraft aircraft carrier pilots, carrier commander and machine - ship system engineer of important challenges.

zh-cn	本文扩展了多维安全状态空间模型的内容,并在此基础上针对F-18A舰载机在CVN-65"企业号"航母上的真实着舰数据进行正态性检验,结合Bayes判别分析,提出舰载机着舰的安全状态判别方法。
en-us	‭This paper extends the multidimensional security state space model, and on this basis for the F - 18 a aircraft on CVN - 65 "enterprise" aircraft carrier of the real ship data to normality test, combining with the Bayes discriminant analysis, put forward methods for identifying the safety of the aircraft carrier state.

zh-cn	通过真实着舰数据检验,证明舰载机着舰安全状态判别结果正确率达到80%以上,验证了方法的有效性。
en-us	‭Proved by real ship data inspection, the safe state aircraft carrier discriminant result accuracy above 80%, the effectiveness of the method was verified.

zh-cn	实验进一步将判别结果与Fisher判别结果进行了对比,证明在较少参数情况下本方法具有更强的健壮性。
en-us	‭Experiment further discriminant result and compares the result with Fisher discriminant, proves to be less parameters on our method has stronger robustness. ‭

zh-cn	用于卫星通信的频谱资源日益紧缺,但现存卫星系统却存在利用不足的问题。
en-us	Used in satellite communication of increasingly scarce spectrum resources, but has the problem of insufficient use of the existing satellite system.

zh-cn	针对该问题,以最大化卫星通信中下行带内数据传输量为目标,提出了基于Underlay认知无线电的卫星信道检测门限与功率分配联合优化算法。
en-us	Aiming at the problem, in order to maximize downward belt in the satellite communications in the amount of data transmission in the as the goal, based on the Underlay cognitive radio satellite channel detection threshold and joint power allocation optimization algorithm.

zh-cn	首先分析了下行链路中信道融合检测误差、功率分配向量与数据传输量之间的数学关系,给出了信道数量及总功率均受限时信道与功率联合分配的可行性条件。
en-us	First analyzed the down link error, channel fusion detection in power allocation vector and the mathematical relationship between the amount of data transmission, the channel number and total power are the feasibility of joint distribution channel and power under limited conditions.

zh-cn	之后,进行了目标模型可行性论证及融合误差分析,并将优化目标函数问题分解为检测门限与功率分配两个子优化问题。
en-us	Feasibility, the target model and error analysis, and the optimization objective function problem is decomposed into detection threshold and power allocation optimization problems.

zh-cn	针对两个子问题,文中分别证明了加窗粒子群优化算法适用于数据融合后的门限优化,论证了信道与功率联合分配的可行性,在此基础上给出了信道与功率联合分配的最优解。
en-us	In view of the two subproblems, respectively in this paper proves that the add window after the particle swarm optimization algorithm is applied to data fusion threshold optimization, demonstrates the feasibility of joint distribution channel and power, on the basis of the given channel and power joint distribution of the optimal solution.

zh-cn	引入中间量在两个子优化算法之间反复迭代,得到了本文目标函数的联合最优解。
en-us	Introduce intermediate amount repeated iteration between the two sub optimization algorithm, got the objective function of optimal solution in this paper.

zh-cn	最后,仿真给出了检测门限优化性能,结果表明,改进型算法在准确度和迭代次数上均优于传统粒子群算法;
en-us	Detection threshold is given in the end, simulation optimization performance, the results show that the improved algorithm on the accuracy and the number of iterations is superior to the traditional particle swarm optimization (pso); ‭

zh-cn	‭比较了该联合优化算法与传统卫星通信方式及普通Underlay认知无线电用于卫星通信时的性能差异,结果表明,该联合算法能够有效提高频谱利用率;
en-us	Comparing the joint optimization algorithm with the traditional satellite communication mode and ordinary Underlay the performance difference when used in satellite communications, cognitive radio results show that the algorithm can effectively improve spectrum efficiency; ‭

zh-cn	‭给出了算法复杂度。
en-us	The complexity of the algorithm is presented.

zh-cn	将脉冲超宽带技术应用于航天测控系统,可大大提高测控信号的安全性。
en-us	The pulse uwb technology applied in aerospace measurement and control system, can greatly improve the safety of the measurement and control signals.

zh-cn	对测控信号形式的选择是脉冲超宽带测控系统中首先要考虑的问题。
en-us	‭The choice of measurement and control signal form is the first thing to consider in ultra-wideband pulse measurement and control system.

zh-cn	将目前常用的两种脉冲超宽带信号形式相结合,提出了一种同时对脉冲进行幅度调制和位置调制的混合调制脉冲超宽带测控信号。
en-us	‭Will present the commonly used two kinds of combined pulse uwb signal form, this paper proposes a at the same time the pulse amplitude modulation (am) and hybrid modulation ultra-wideband pulse position modulation measurement and control signals.

zh-cn	利用对数正态阴影衰落模型分析了信号的传输性能,利用模糊函数分析了信号的测量性能,同时针对阻塞式噪声干扰,分析了信号的抗干扰性能。
en-us	‭Using logarithmic normal shadow fading model analyzes the signal transmission performance, performance of measuring signals are analyzed using the fuzzy function aimed at blocking type noise at the same time, the signal anti-jamming performance is analyzed.

zh-cn	仿真结果表明,混合调制脉冲超宽带测控信号具有良好的传输性能、测量性能和抗干扰性能,是一种较理想的脉冲超宽带测控信号形式。
en-us	‭The simulation results show that the hybrid modulation ultra-wideband pulse control signal has a good transmission performance, measuring performance and anti-interference performance, is a kind of ideal form of uwb pulse measurement and control signals. ‭

zh-cn	码率控制是视频图像编码技术中的重要组成部分,旨在受限的通信带宽下提供最小失真的图像质量同时保证比特流的平稳输出,长期以来既是研究重点也是应用热点。
en-us	Rate control is an important part of video image coding technology, aiming at providing a minimum distortion under the limited communication bandwidth of image quality at the same time guarantee the steady output of bitstream, is both research and application hot spot for a long time.

zh-cn	面向中国自主知识产权的新一代音视频编码标准(audio video coding standard 2.0,AVS2)中码率控制技术,将模糊控制理论与码率控制相结合,提出了一种新的码率控制算法。
en-us	For Chinese independent intellectual property rights of a new generation of audio video coding standard (audio video coding standard, 2.0 AVS2) in bit rate control technology, combining fuzzy control theory and the bit rate control, a new rate control algorithm is proposed.

zh-cn	首先根据模糊控制器原理建立快速查询表,接着基于指数率失真模型进行了基本论域到模糊子集论域的映射,而后将假设参考解码缓冲区反馈值及其差值带入模糊控制查询表得出量化参数(Quantization Parameter,QP)值变化增量。
en-us	First according to the principle of fuzzy controller is to establish a quick lookup table, and then based on the basic theory of index rate-distortion model domain to fuzzy subset theory domain mapping, and then will feedback the hypothetical reference decoder buffer value and difference into fuzzy control query table from quantitative parameters (Quantization Parameter, the QP) incremental value change.

zh-cn	最终的编码过程采用系统QP值与增量之和来进行。
en-us	The final coding system QP for the sum of the value and increment.

zh-cn	算法实现简洁,计算复杂度低,特别适合恒定目标比特率编码端速率控制。
en-us	Algorithm is simple, has low computing complexity and is especially suitable for constant target bit rate coding rate control.

zh-cn	相关成果已被AVS2标准工作组采纳,集成在参考模型软件RD10.0中。
en-us	Relevant results have been adopted by the AVS2 standard working group, integration in the reference model software RD10.0.

zh-cn	提出一种高可靠性再入参考轨迹快速规划方法。
en-us	In this paper, a high reliability reentry reference trajectory planning method quickly.

zh-cn	在参考轨迹生成过程中,如果飞行路径角变化率不足够小,拟平衡滑翔条件(quasi-equilibrium glide condition,QEGC)的应用前提得不到保证,利用QEGC所得的倾斜角剖面不保守,从而导致生成的参考轨迹有穿越再入走廊的风险。
en-us	‭In the reference trajectory generation process, if the flight path Angle rate of change is not small enough, quasi equilibrium glide condition (quasi - equilibrium glide condition, QEGC) application premise not guaranteed, the slope Angle obtained using QEGC profile is not conservative, leading to generate the reference trajectory of the risk of crossing into the corridor again.

zh-cn	为得到高可靠性再入轨迹,在倾斜角搜索过程中,除了使再入参考轨迹满足路径约束与终端约束外,同时将QEGC的应用前提"飞行路径角及其变化率为小量"作为倾斜角搜索的一项约束。
en-us	‭To obtain high reliability reentry trajectory, in the process of gradient search, in addition to satisfy reentry reference trajectory path constraint and terminal constraints, at the same time will be the application premise of QEGC "flight path Angle and its rate of change for a small" as a constraint of gradient search. ‭

zh-cn	计算结果表明所提方法能够保证再入轨迹的可靠性,同时基于QEGC规划方法的适应性得到保留。
en-us	The calculation results show that the proposed method can ensure the reliability of the reentry trajectory, QEGC planning method based adaptive preserved at the same time. ‭

zh-cn	在高动态链路中存在大多普勒频偏,直接序列扩频(direct-sequence spread spectrum,DSSS)接收机必须具有大捕获带宽。
en-us	In high dynamic link mostly doppler frequency offset, direct sequence spread spectrum (direct - sequence spread spectrum, DSSS) receiver must have a big capture bandwidth.

zh-cn	现今广泛使用的部分匹配滤波加快速傅里叶变换运算(partial matching filter-fast Fourier transform,PMF-FFT)方法的捕获带宽受限于其FFT运算点数,难以适应高动态场景。
en-us	Nowadays widely used part of the matched filtering and fast Fourier transform arithmetic (partial matching filter - fast Fourier transform, PMF - FFT) method to capture bandwidth is limited by the FFT operation points, difficult to adapt to the high dynamic scenes.

zh-cn	因此,提出一种低复杂度大带宽的折叠PMF-FFT捕获方法。
en-us	Therefore, put forward a kind of low complexity, large bandwidth folding PMF - FFT capturing method.

zh-cn	该方法首先对接收信号和本地伪码分别作折叠,即分段求和,然后再按照PMF-FFT方法处理。
en-us	This method first to receive signal and the local pseudo-code for folding respectively, namely the subsection summation, then according to the PMF - FFT method.

zh-cn	理论分析和仿真结果表明,在更低计算复杂度下,折叠长度为F的折叠PMF-FFT方法的捕获带宽能够达到PMF-FFT方法的F倍。
en-us	Theoretical analysis and simulation results show that under the lower computational complexity, folding length is F folding PMF PMF can be achieved - FFT method to capture bandwidth - F times the FFT method.

zh-cn	使用微机械电子(micro electro mechanical systems,MEMS)惯导系统(inertial navigation system,INS)的飞行器由于其MEMS惯性器件测量精度低,致使导航误差快速发散。
en-us	Using the micro mechanical electronics (micro company mechanical systems, MEMS) inertial navigation system (inertial navigation system, INS) aircraft because of its low MEMS inertial device measuring precision and the navigation error spread quickly.

zh-cn	针对该问题,提出了一种利用飞行器动力学(aircraft dynamics,AD)信息辅助MEMS惯导解算的方法。
en-us	‭Aiming at the problem, put forward a way to use aircraft dynamics (aircraft dynamics, AD) the method for calculating auxiliary MEMS inertial navigation information.

zh-cn	它基于AD建立的飞行器运动模型和运动误差模型,利用实时解算的飞行器运动状态构建卡尔曼滤波器对MEMS惯导误差进行估计和修正。
en-us	‭It is based on the AD aircraft motion model is established and the motion error model, using real-time decoding of aircraft motion state kalman filter for MEMS inertial navigation error estimation and correction.

zh-cn	在此基础上,进一步考虑了INS/全球定位系统(global positioning system,GPS)组合导航时该方法的改进算法,提出了一种利用GPS定位信息和预测滤波器对飞行器动力学模型误差估计的方法。
en-us	‭On this basis, further consider the INS/GPS (global positioning system, GPS) integrated navigation when the method of improved algorithm, this paper proposes a use GPS positioning information and prediction filter on vehicle dynamic model error estimation method.

zh-cn	最后的半实物仿真实验结果表明,飞行器动力学信息辅助滤波器可以有效地减小系统误差,提高MEMS惯导系统输出精度。
en-us	‭The last of the hardware-in-the-loop simulation experimental results show that the flight dynamics information support filter can effectively reduce the system error, improve the output precision MEMS inertial navigation system. ‭

zh-cn	针对军事威胁的不确定性与模糊性和武器装备体系作战能力目标的抽象性,以任务需求为牵引,提出了一种面向任务的武器装备体系作战能力需求满足度分析方法。
en-us	Military threat against the uncertainty and fuzziness of abstractness and weapon equipment system operational capability goals, mission requirements for traction, this paper proposes a task-oriented operational capability of weapon equipment system demand satisfied degree analysis method.

zh-cn	通过构建作战能力与作战任务质量屋,构建了面向任务的作战能力需求分析与指标权重计算模型;
en-us	By building capabilities and combat mission of quality house, built a task oriented capability requirement analysis and the model of index weight;

zh-cn	通过固有作战能力与作战能力需求的对比分析,提出了面向任务的作战能力需求满足度模型;
en-us	Through the contrastive analysis of the inherent capability and combat capability requirements, puts forward the task oriented capability demand satisfaction model;

zh-cn	进而提出了面向领域的多维度作战能力分析方法,实现了武器装备体系整体作战能力与领域作战能力的综合分析。
en-us	Then put forward the domain-oriented multidimensional operational capability analysis method, has realized the weapons and equipment system overall combat ability and capability in the field of comprehensive analysis.

zh-cn	最后,以某地面突击装备体系作战能力分析为例,分析了该方法的可用性与有效性。
en-us	Finally, taking a ground assault equipment system operational capability analysis as an example, analyzes the availability and effectiveness of the method.

zh-cn	以非对称伸缩翼飞行器为对象,构建了非对称变翼下的飞行器动力学模型,分析了非对称变翼对动力学的影响特性。
en-us	With asymmetric telescopic wing flight vehicle as the object, build the asymmetric change under the wing of vehicle dynamics model, analyzed the asymmetric variable wing's influence on the dynamic characteristics.

zh-cn	首先,运用牛顿-欧拉法建立了飞行器多刚体动力学模型,突出了非对称伸缩变形所产生的模型差异;‭
en-us	‭First of all, Newton - euler method is applied to build the aircraft rigid body dynamics model, highlighting the model produced by asymmetric expansion deformation difference;

zh-cn	其次,以流体力学计算软件计算获得的气动数据为依据,探讨了非对称伸缩变形对飞行器质心偏移、转动惯量、气动特性、滚转力矩和纵向静稳定性的动力学特性的影响规律。
en-us	‭Second, using fluid mechanics calculation on the basis of the aerodynamic data for calculation software, this paper discusses the asymmetric expansion deformation of the vehicle mass center offset, moment of inertia and aerodynamic characteristics, roll moment and the influence law of dynamic characteristics of the longitudinal static stability.

zh-cn	最后,将翼展非对称动态变化作为系统输入,以非对称伸缩翼所占的质量比和伸缩速率为特征量,分析了翼展非对称变化下的飞行器动态特性。
en-us	‭Finally, the wingspan asymmetric dynamic change as the system input, with asymmetric mass ratio and expansion rate of the telescopic wings as the characteristic, analyzed the wingspan asymmetric vehicle dynamic characteristics change. ‭

zh-cn	结果表明,翼展非对称伸缩动态变化,使飞行器具有快速滚转的能力,可作为一种主动控制方式。
en-us	The results show that the wingspan asymmetric scale dynamic changes, make the craft has the ability of rapid roll, can be used as a way of active control.

zh-cn	由于光子偏振态在长距离光纤中无法保持稳定,因此以偏振编码为基础的量子保密通信系统需要进行偏振控制以保持成码的正确性。
en-us	With the photon polarization in the long-distance optical fiber not stable, so the quantum secret communication system based on the polarization encoding of polarization control will be necessary to maintain a code is correct.

zh-cn	在实用化量子保密通信的研究中,用现场可编程门阵列(field programmable gate array,FPGA)替代计算机作为系统的控制核心已经成为一个重要的研究方向,这种方案具有高效率、高集成度等优势。
en-us	In practical application in the study of quantum secret communication, use the field programmable gate array (field programmable gate array, FPGA) replace computer as control core of the system has already become an important research direction, this scheme has the advantages such as high efficiency, high level of integration.

zh-cn	针对这种情况,提出了利用FPGA实现单光子偏振控制的方案,经实验演示证明了这套方案的有效性和稳定性,90%的成码耗时远高于计算机控制核心时的65%的最大值,相同编解码、纠错方式情况下,拥有更大的成码耗时便可以得到更高效的密钥生成。
en-us	For this kind of situation, proposed the use of FPGA to realize single photon polarization control scheme, proved by the experiment demonstrate the validity of this scheme and stability, 90% into code takes computer control core is far higher than the 65% of the maximum, the same decoding, error correction mode case, have more into code takes key generation can be more efficient.

zh-cn	整个控制过程中FPGA和单光子探测以及电动偏振控制器(electric polarization controller,EPC)电压调节机制可以统一集成,实现偏振控制的小型化。
en-us	The whole control process of FPGA and single photon detection and electric polarization controller (electric polarization controller, EPC) voltage regulating mechanism can be unified integration, realize the miniaturization of polarization control.

zh-cn	提出了一种采用分数阶傅里叶变换的聚焦波束形成被动定位方法,实现了水声近场宽带线性调频(linear frequency modulated,LFM)信号的被动测向和测距。
en-us	Put forward a kind of the fractional Fourier transform focused beam-forming passive locating methods, realized the acoustic near-field wideband linear frequency modulation (linear frequency modulated, LFM) signal to the passive direction finding and ranging.

zh-cn	建立了基于球面波模型的近场宽带LFM信号接收数据模型,应用分数阶傅里叶变换(fractional Fourier transform,FRFT)将LFM信号的时变阵列流形矩阵变换为固定阵列流形矩阵。
en-us	‭Based on spherical wave model of near field broadband LFM signal receiving data model, application of fractional Fourier transform, fractional Fourier transform, the FRFT) of the LFM signal time-varying array manifold matrix for fixed array manifold matrix.

zh-cn	结合近场声源的聚集波束形成技术,利用多重信号分类算法实现了对多个宽带LFM信号的方位与距离联合估计。
en-us	Combining near-field source gathered beamforming technology, making use of the multiple signal classification algorithm for multiple broadband LFM signal joint estimate azimuth and distance.

zh-cn	数值仿真验证了该方法对水声目标方位和距离估计的有效性,并仿真分析信噪比、声源距离、声源个数等对该算法性能的影响。
en-us	‭Was verified by means of numerical simulation for the effectiveness of the underwater acoustic target azimuth and distance estimation, and the simulation analysis of signal to noise ratio, the acoustic source, such as number of sound source affect the performance of the algorithm. ‭

zh-cn	针对L频段数字航空通信系统1(L-band digital aeronautical communications system 1,L-DACS1)中存在的载波偏置测距仪脉冲干扰信号,首先建立测距仪(distance measure equipment,DME)脉冲信号模型,证明了载波偏置测距仪信号是循环平稳信号;
en-us	To 1 L band digital aviation communication system (L - band digital aeronautical communications system, 1 L - DACS1) existing in the carrier offset range finder pulse interference signal, the first to establish a rangefinder (short measure equipment, DME) pulse signal model, and prove that the carrier offset range finder signal are cycle stationary signal;

zh-cn	随后理论分析并推导给出其循环自相关函数和循环谱的数学表示;
en-us	Then the theoretical analysis and derivation is given its cyclic autocorrelation function and cyclic spectrum of mathematics;

zh-cn	最后仿真验证了载波偏置测距仪信号具有循环平稳特性的正确性。
en-us	Finally, the simulation verifies the carrier offset range finder the correctness of the signal are characterized by their smooth circulation characteristics.

zh-cn	以最大化码率为目标设计的无率编码通常能够实现逼近容量的性能,但是这种编码在译码时需要进行非常多次(理论上是无穷多次)的迭代才能达到预期的误比特率性能。
en-us	Designed to maximize the rate for the target rate coding can achieve usually approximation capacity performance, but the code need to be very many times when decoding (are theoretically infinite times) iteration to achieve the desired bit error can spontaneously.

zh-cn	基于外部信息转移图的渐近收敛分析,提出一种在有限译码迭代次数约束下的非系统累积无率码编码度分布的优化设计方法,给出此优化问题的数学模型。
en-us	‭Asymptotic convergence based on external information transfer diagram analysis, put forward a kind of system under the restriction of limited decoding iterations cumulative rate code coding optimization design method of degree distribution, the mathematical model of optimization problems are presented.

zh-cn	通过求解该优化问题可得到满足要求的编码度分布函数。
en-us	‭Is obtained by solving the optimization problem can be meet the requirements of coding degree distribution function.

zh-cn	仿真结果表明,与以最大化码率为目标设计的编码相比,在有限的译码迭代次数下,所提出的方法设计的编码能获得更好的纠错性能,且译码迭代次数越小,性能优势越明显。
en-us	‭The simulation results show that with the designed to maximize the bit rate for target code, compared to under the limited decoding iterations, the proposed design coding method can obtain better error correction performance, and decoding the smaller number of iterations, the more obvious performance advantage. ‭

zh-cn	针对空中运动目标参数的实时解算和定位精度问题,基于运动多站无源定位技术,设计了空基分布式定位系统,利用测向交叉定位原理建立了双机协同被动定位模型。
en-us	Real-time target parameters for air movement and positioning accuracy problem, based on the motion more station passive location technology, design the empty base distributed positioning system, using the principle of direction finding cross location double machine collaborative passive positioning model is established.

zh-cn	模型中完成信息保障任务战斗机的存在使得目标定位误差迅速最小化。
en-us	The existence of the model in information security task fighter minimize the target positioning error quickly.

zh-cn	通过动态规划法进行双机航迹控制算法设计。
en-us	Through the dynamic programming dual machine track control algorithm design.

zh-cn	使用带有线性策略的共轭梯度法解算信息保障机的最优航迹。
en-us	Using conjugate gradient method with linear strategy to solve the optimal path of information security machine.

zh-cn	仿真表明,该控制算法可以得到信息保障机的最优航迹,双探测端分布式定位系统通过航迹优化,实现了对目标的快速高精度定位。
en-us	Simulation shows that the control algorithm can get the optimal path information security machine, double probe end distributed positioning system through the route optimization, to achieve the goal of fast high precision positioning.

zh-cn	针对基本混合蛙跳算法(shuffled frog leaping algorithm,SFL)在求解高维复杂问题时的不足,本文提出一种自适应参数调整的改进策略。
en-us	For basic hybrid leapfrog algorithm (shuffled frog leaping algorithm, SFL) in solving high dimensional complex problems, this paper puts forward an adaptive parameter adjustment improvement strategy.

zh-cn	首先,利用变公比数列分析了SFL更新轨迹的收敛性;‭在此基础上,利用系统稳定性分析方法,提出在SFL更新公式中基于比例系数和适应度标准差来自适应调整更新的方法。
en-us	‭First of all, using common ratio series convergence of SFL update trajectory are analyzed; ‭On this basis, the use of system stability analysis method, is put forward in SFL update formula based on proportional coefficient and fitness standard deviation from the adjustment updating method.

zh-cn	最后,基于3组共8个标准测试函数将本文改进SFL与基本SFL和4个改进型粒子群优化算法(particle swarm optimization,PSO)作对比,验证了本文改进策略对各类复杂函数的高效性;
en-us	‭Finally, based on the three groups, a total of eight criteria in this paper, the test function will improve SFL and basic SFL and four improved particle swarm optimization algorithm, particle swarm optimization, PSO), and to verify the efficiency improvement strategies for all kinds of complex function in this paper;

zh-cn	‭同时,对比了改进SFL与基本SFL和wPSO在求解高维问题时的性能,验证了改进SFL对高维问题求解的有效性。
en-us	‭At the same time, contrast the improved SFL and basic SFL and wPSO's performance on solving high dimension problems, verify the validity of the improved SFL to high-dimensional problem solving.

zh-cn	利用声传播的作用机理,使用耦合振动模拟水声传播过程,从新的角度对耦合问题以及浅海声传播进行分析,根据机电类比、拉式变换和Z变换原理,推导出了声能传播的表达式。
en-us	The use of sound propagation mechanism, using coupling vibration simulation underwater sound propagation, the coupling problem from a new perspective and shallow sea sound propagation is analyzed, according to the electromechanical analogy, pull transform and Z transform principle, derived the expressions of sound energy transmission.

zh-cn	对浅海信道中的多途声传播,使用多激励源下的声传播表达。
en-us	Multiplicity of shallow water channel sound propagation, the use of sound propagation expression under the excitation source.

zh-cn	该模型物理意义清晰、明确,便于分析浅海各条声线以及海面、海底的声学特性。
en-us	The model has clear physical meaning, and is convenient for analysis of shallow sea every voice and the acoustic characteristics of the sea, sea.

zh-cn	然后,在此基础上对多途信号分离进行理论分析和水池实验验证。
en-us	Then, on the basis of theoretical analysis of multiple way signal separation and pool experiments.

zh-cn	结果表明,多途信道之间的影响为线性叠加关系,相互间无调制;
en-us	Results show that the influence between the linear superposition of multiplicity channel relations, each other without modulation;

zh-cn	提出的方法能够有效分离出多途信道的各个多途分量,并估测出各个子信道的系统函数。
en-us	Proposed method can effectively separate the multiplicity of each channel of multiplicity component, and assess each channel of the system function.

zh-cn	态势感知研究领域一个尚未解决的重要问题,是对态势感知程度水平进行解析化计算描述。
en-us	A situational awareness research has not been an important issue, is the degree of situational awareness level analytical calculation.

zh-cn	在Ensley态势感知认知模型的基础上,对态势感知过程中流动的信息包数量、耗费时间和信息处理速度、信息存续时限等进行了量化的定义和描述,根据现实经验将信息处理的原则特征归纳为5条假设。
en-us	‭In Ensley situational awareness, on the basis of cognitive model, the flow in the process of situational awareness of the packet number, time consuming, and information processing speed, and survival time limit and so on has carried on the quantitative definition and description, according to the practical experience to the principle of information processing characteristics summarized as five assumptions.

zh-cn	在此基础上建立了一个能够度量态势感知水平的解析化数学模型,通过案例计算得到了与实际相符的态势感知水平变化曲线,检验了模型分析的有效性。
en-us	On the basis of the established a to measure levels of situational awareness of analytical mathematical model, through case calculation has been consistent with the actual situational awareness level curve, test the validity of the model analysis. ‭

zh-cn	综合利用多维传感器平台的资源互补优势进行协同探测和跟踪是反导作战的重要问题和难点。
en-us	Comprehensive utilization of resources complementary advantages of the multidimensional sensor platform for collaborative detection and tracking is one of the important problems and difficulties anti-missile combat.

zh-cn	为提高传感器任务规划的效能,针对观测资源的异构性和任务的阶段性、动态性,引入任务共同体概念,剖析了反导作战多传感器任务规划问题的本质,形式化定了任务共同体下的行为准则和执行能力;
en-us	To increase the efficiency of the sensor of mission planning, based on the resource heterogeneity and task observation stage, dynamics, the introduction of task community concept, analyzed the anti-missile combat multi-sensor mission planning problem, the nature of formal set a task under community's code of conduct and execution ability;

zh-cn	‭在分析和建立的异构多Agent系统(multi-agent system,MAS)多传感器任务规划体系的基础上,深入探讨了集中式规划和分布式动态调整下的分层决策框架和求解方法,并通过仿真实验验证了所构建分层决策框架的有效性和合理性。
en-us	‭In analysis and establish heterogeneous multi Agent system (multi - Agent system, MAS) multiple sensors on the basis of mission planning system, further discusses the centralized planning and distributed under the dynamic adjustment of layered decision-making framework and solution method, and through the simulation experiments verify the validity and rationality of the hierarchical decision framework.

zh-cn	基于塔康系统的斜距、方位和高程可对目标定位,但较大的量测误差影响定位精度。
en-us	Based on tacan system of oblique distance, azimuth and elevation for target localization, but the bigger measurement error affect the positioning accuracy.

zh-cn	为提高估计精度,研究塔康中最佳线性无偏估计(best linear unbiased estimation,BLUE)滤波器的实现。
en-us	‭To improve the estimation precision, research state, the best linear unbiased estimation (best linear unbiased estimation, BLUE) filter implementation.

zh-cn	建立地面站对目标的量测模型,并分析量测转换误差特性,推导出对应的BLUE滤波模型;
en-us	‭Establish ground station measuring model of the target, and analyze the measurement conversion error characteristics, the corresponding BLUE filter model is deduced;

zh-cn	针对目标从地面站上空过顶时出现无效量测的问题,通过对高程量测补偿的方法予以克服,解决传统算法在强非线性量测下误差较大的弊病。
en-us	Above your head in the sky over target from the ground station is invalid measurement problems, through the method of the compensation for the elevation measurement to overcome, to solve the traditional algorithm under the strongly nonlinear measurement error is bigger.

zh-cn	与经典方法的性能对比表明,改进算法有效地抑制了强非线性量测下的滤波发散,有很强的鲁棒性和实时性。
en-us	‭Compared with the performance of the classic methods show that the improved algorithm effectively suppresses the strongly nonlinear measurements filtering divergence, strong robustness and real-time performance.

zh-cn	将跟踪雷达的目标检测策略应用于搜索雷达数据处理,提升对复杂低空空域非相参雷达图像中小弱目标的检测与跟踪能力。
en-us	Tracking radar target detection strategy was applied to search radar data processing, improve the complicated low-altitude airspace of coherent radar image weak small target detection and tracking ability.

zh-cn	首先,根据跟踪目标的生命周期等时域特性,修正"最优分类面"中目标预估位置邻域内的分割阈值,以提高目标检测灵敏度。
en-us	First of all, based on the life cycle of tracking time domain features, such as correction "of" the optimal classification plane position of target forecast in the neighborhood of segmentation threshold, in order to improve the target detection sensitivity.

zh-cn	然后,利用杂波在雷达图像序列中的时域特性进一步修正"最优分类面",剔除剩余杂波。
en-us	Then, using the time domain characteristics of clutter in radar image sequence further correction "optimal classification plane", to eliminate the residual clutter.

zh-cn	最后,将本算法与已经实现的基于空域特性的杂波抑制算法相结合,分别应用于仿真和实测数据,并采用多种方法评价检测结果。
en-us	Finally, the algorithm and is implemented based on spatial characteristics of clutter suppression algorithm combining, respectively applied to the simulation and the measured data, and use a variety of methods to evaluate test results.

zh-cn	检测结果表明,本算法能够在提高检测率的同时,进一步降低虚警率。
en-us	Test results show that this algorithm can improve the detection rate at the same time, further reduce the false alarm rate.

zh-cn	调频连续波(frequency modulated continuous wave,FMCW)合成孔径雷达(synthetic aperture radar,SAR)具有体积小、重量轻、成本低、功耗低等优点,在精确制导领域具有较大的应用潜力。
en-us	Frequency modulation continuous wave (frequency modulated continuous wave, FMCW) synthetic aperture radar (synthetic aperture radar, SAR) has small volume, light weight, low cost, low power consumption, has great potential applications in the field of precision guidance.

zh-cn	推导分析了弹载FMCW SAR大斜视回波信号波数域表达式,在成像预处理中,通过引入全时间距离走动校正函数,有效避免了由导弹高速运动及大斜视角观测引起的二次相位误差的产生;
en-us	‭Analyzes the missile is derived FMCW wave number domain expression of big squint SAR echo signal in the image preprocessing, by introducing the correcting time distance function, effectively avoid caused by missile high speed movement and large squint Angle observation of quadratic phase error;

zh-cn	‭在方位向处理中,给出了一种改进的非线性调频变标算法(nonlinear chirp scaling,NCS),补偿了方位空变相位误差,实现了方位向的高精度成像。
en-us	‭In the position to handle, an improved nonlinear frequency modulation is given variable scale algorithm (nonlinear chirp scaling, replication), empty disguised bit error compensation for azimuth, implements the orientation toward the high resolution imaging. ‭

zh-cn	最后仿真实验验证了理论分析结果及所提成像方法的有效性。
en-us	Finally simulation results verify the theoretical analysis results and the commission as the effectiveness of the method.

zh-cn	群分割技术作为群目标跟踪技术的首要环节,其处理结果直接影响后续整个数据处理过程的效果。
en-us	Group of segmentation technology as the primary part of group of target tracking technology, the processing results directly affect the subsequent effect of the whole process of data processing.

zh-cn	在深入研究目前已有的群分割技术的基础上,提出了一种基于坐标映射距离差分的快速群分割算法。
en-us	In the further study of the existing group of segmentation technology, on the basis of this paper proposes a rapid group of segmentation algorithm based on coordinate mapping distance difference.

zh-cn	首先将量测集的二维信息分解为两组坐标映射距离的一维信息,进而分别进行排序和分群处理,从而减小了算法的时间复杂度,最后将分别获得的两组预备群进行取交关联,得到最终的分割群。
en-us	Will first measuring the two-dimensional information of a set is decomposed into two groups of one-dimensional coordinate mapping distance information, thus sorting and grouping processing respectively, so as to reduce the time complexity of the algorithm, finally will obtain the preparatory group of the two groups to take pay, get the final segmentation.

zh-cn	通过与3种传统算法在时间复杂度上的理论分析与比较,该方法在大视场回波稀疏条件下具有显著的效率优势。
en-us	With three kinds of traditional algorithm in time complexity on the theoretical analysis and comparison, this method under the condition of wide field echo sparse has significant efficiency advantages.

zh-cn	经过多场景的仿真分析表明,该算法的处理效能显著高于传统算法,且对复杂动态场景具有较好的鲁棒性。
en-us	Through multiple scenarios simulation analysis shows that the treatment efficiency of the algorithm is significantly higher than the traditional algorithm, and the complicated dynamic scene has good robustness.

zh-cn	发射频率和孔径二维随机稀疏的调频步进信号,可降低雷达系统对采样率的要求,同时可提高抗干扰能力。
en-us	Transmission frequency, and two-dimensional random sparse aperture stepped frequency modulated signal, can reduce the requirement of radar system of sampling rate, at the same time can improve the anti-interference ability.

zh-cn	但是调频步进信号随机稀疏时会带来运动补偿困难的问题。
en-us	‭But when they stepped frequency modulated signal sparse random motion compensation difficult problem.

zh-cn	针对此问题,提出一种基于全局最小熵的运动补偿方法。
en-us	‭Aiming at this problem, put forward a motion compensation method based on global minimum entropy.

zh-cn	首先,利用全局最小熵方法完成包络对齐;
en-us	‭First of all, to complete the envelope alignment with global minimum entropy method;

zh-cn	其次将初相校正问题转换为径向速度与加速度的参数估计问题。
en-us	Second convert initial phase correction problem to the radial velocity and acceleration of the parameter estimation problem.

zh-cn	为实现速度的高精度估计,采取粗搜索与精估计相结合,以全局最小熵作为代价函数,基于黄金分割法进行变步长搜索实现参数的快速高精度估计,最终完成初相校正。
en-us	‭In order to achieve the high precision of speed estimation, adopts the coarse search and fine estimation, combining with global minimum entropy as the cost function, based on the golden section method to realize the rapid and high accuracy parameter estimation variable step search, finally completed in the early phase correction. ‭

zh-cn	理论分析和仿真结果表明该算法具有参数估计速度快、估计精度高且在较低的信噪比条件下具有较高稳健性的优势。
en-us	Theoretical analysis and simulation results show that the algorithm with parameter estimation speed, high estimation precision under the condition of low SNR and has high robustness.

zh-cn	针对空间三轴稳定目标成像问题,提出了一种基于二体模型的双基地逆合成孔径雷达(bistatic inverse synthetic aperture radar,ISAR)回波模拟方法。
en-us	According to space triaxial stability target imaging problem, this paper proposes a model based on two body of bistatic inverse synthetic aperture radar (bistatic inverse synthetic aperture radar, ISAR) echo simulation.

zh-cn	该方法利用二体运动模型模拟空间目标的在轨运动,考虑了目标平稳运动及三轴姿稳转动引起的散射点相对雷达视角变化,并加入目标的高速运动特性,生成了双基地逆合成孔径雷达的基带回波数据,并给出了双站雷达对目标可视区域的判定方法。
en-us	The method USES two body motion model simulation of the space target in-orbit movement, considering the goal smooth movement and posture stability three axis rotation changes caused by the scattering point relative to the radar Angle, and add high speed movement characteristics of the target, generated the bistatic inverse synthetic aperture radar baseband echo data, and presents a pair of the radar target determination methods of viewing area.

zh-cn	最后,进行了仿真实验,仿真结果表明,二体模型与实际目标的运动轨道误差很小,同时,成像结果能够很好的反映目标的姿态变化特性。
en-us	Finally, the simulation results, the simulation results show that the movement of two body model and the actual target orbit error is very small, at the same time, the imaging results can well reflect the target attitude change characteristics.

zh-cn	该回波模拟方法有利于空间目标的精确成像,并对成像试验的实施具有重要的指导意义。
en-us	It is helpful for accurate imaging of space target echo simulation method, and the imaging test implementation has important guiding significance.

zh-cn	针对高超声速飞行器投放任务要求,开展了固体火箭助推段终端多约束能量管理制导研究。
en-us	For hypersonic aircraft launch mission requirements, carried out the solid rocket booster constraint energy management terminal guidance research.

zh-cn	根据三级固体火箭第三级飞行特点,提出一种基于纵向、侧向联合设计制导方法。
en-us	‭According to the third grade level 3 solid rocket flight characteristics, the paper puts forward a guidance method based on the longitudinal and lateral joint design.

zh-cn	纵向在高度-时间剖面内生成名义轨迹,并完成跟踪制导律设计,实现终端高度、当地弹道倾角和攻角约束。
en-us	‭Longitudinal nominal trajectory is generated within the highly - time section, and complete the tracking guidance law design, and realize the terminal height, the local elevation Angle and Angle of attack.

zh-cn	侧向采用两次反向的修正交变姿态控制能量管理(alternate attitude control energy management,AEM),并通过预测校正相关参数,提高速度控制精度,实现侧向位移收敛。
en-us	‭Lateral adopts two reverse fixed alternating attitude control energy management (alternate attitude control energy management, AEM), and by predicting correction parameters, improve the speed control accuracy, convergence of lateral displacement of the implementation.

zh-cn	仿真结果表明,本方法可实现不同终端约束制导任务需求,具有在线自适应能力。
en-us	‭The simulation results show that this method can realize different terminal constraint guidance mission requirements, with online adaptive ability. ‭

zh-cn	双层火力协同反导作战中的火力调度是一个动态的复杂决策过程,运用静态调度和单纯的在线调度算法都无法得到最优的结果。
en-us	Double fire in collaborative anti-missile combat power dispatching is a dynamic complex decision-making process, using the static scheduling and simple online scheduling algorithm can obtain the optimal results.

zh-cn	根据双层协同火力反导的原理,分析拦截窗口,并构建火力调度的模型。
en-us	According to the principle of double anti-missile collaborative fire, analysis of the intercept window, and build fire scheduling model.

zh-cn	针对时间、资源以及来袭战术弹道导弹(tactical ballistic missile,TBM)弹头威胁系数等约束条件,提出在线调度中的重调度的拦截火力调度算法,给出计算步骤和流程。
en-us	On time, resources, and incoming tactical ballistic missile (tactical ballistic missile, the TBM) warhead threat coefficient constraints, such as online scheduling is put forward in the heavy schedule of intercepting firepower scheduling algorithm, the calculation steps and procedures.

zh-cn	仿真结果表明,该算法能有效地对双层协同火力反导进行火力调度,同时与单纯的在线调度火力分配方法相比,该方法的分配结果在要地生存能力、时效比、费效比等方面都占优。
en-us	Simulation results show that the proposed algorithm can effectively scheduling of double-layer antimissile collaborative fire fire, at the same time, compared with the pure online scheduling fire distribution method, this method results in space, the distribution of the survival ability, aging is larger than, cost effectiveness, etc.

zh-cn	简缩极化(compact polarimetric,CP)合成孔径雷达(synthetic aperture radar,SAR)是近年发展起来的一种特殊极化SAR,为了降低原始数据率,需要进行数据压缩,压缩误差将影响数据的极化信息。
en-us	Reduction of polarization (compact polarimetric, CP) synthetic aperture radar (synthetic aperture radar, SAR) is a recently developed a kind of special polarization SAR, in order to decrease the rate of the raw data, the need for data compression, compression error will affect the polarization information of data.

zh-cn	利用仿真数据,在不同信杂比下研究了当前普遍使用的4bit截取、8∶3分块自适应量化(block adaptive quantization,BAQ)和8∶4BAQ3种压缩方法引入的极化失真,并比较了简缩极化SAR不同工作模式对压缩噪声的敏感性。
en-us	‭Using the data from the simulation is studied under different mixed ratio of the current widespread use of interception, 8 bit 4:3 block adaptive quantization (block adaptive quantization, BAQ) and 8:4 baq3 polarization distortion of compression method to introduce and compare the reduction polarization SAR on compression noise sensitivity of different work modes.

zh-cn	定义了一个指标以评价简缩极化SAR数据的极化精度。
en-us	‭Defines an index to evaluate controlled polarization of the SAR data accuracy.

zh-cn	仿真结果表明,在信杂比远高于40dB时8∶4BAQ性能最佳,8∶3BAQ性能最差,其他信杂比下3种压缩方法性能趋于一致,而π/4模式对压缩噪声的敏感性最强。
en-us	‭The simulation results show that when the mixed ratio is much higher than 40 db 8:4 baq best performance, 8:3 baq worst performance, other noise ratio under three compression methods to have consistent performance, and PI / 4 patterns on compression noise sensitivity of the strongest. ‭

zh-cn	分布式频分正交复用-多输入多输出雷达(orthogonal frequency division multiplexing-multiple input multiple output,OFDM-MIMO)是一种新型雷达系统。
en-us	The distributed frequency division multiplexing - multiple input multiple output orthogonal radar (orthogonal frequency division multiplexing - multiple input multiple output, OFDM and MIMO) is a new type of radar system.

zh-cn	针对该雷达的杂波抑制问题,建立了该雷达的回波模型,分析了空间分集和发射频率分集对改善因子的影响,给出了该雷达的动目标显示(meving target indication,MTI)杂波抑制方法,并分析了提出方法的性能。
en-us	According to the radar clutter suppression problem, established the model of the radar echoes, analyzes the spatial diversity and frequency diversity to improve the factor of influence that gives the radar moving target indication (meving target indication, MTI) clutter suppression method, and analyzes the performance of the proposed method.

zh-cn	较之传统发射相同载频信号的MIMO雷达,分布式OFDM-MIMO雷达由于频率分集带来的处理自由度能改善多普勒频率落入MTI滤波器凹口的目标的检测能力。
en-us	Than traditional launch the same carrier frequency signal of the MIMO radar, distributed processing caused by the frequency diversity OFDM and MIMO radar freedom can improve doppler frequency in MTI filter notch target detection ability.

zh-cn	理论和仿真实验证实了提出方法的有效性。
en-us	Theoretical and simulation results confirm the validity of the proposed method.

zh-cn	合理的兵力组织指挥控制结构能提高兵力组织的整体作战效能。
en-us	Reasonable force command and control structure can improve the strength of the overall operational effectiveness.

zh-cn	首先介绍了兵力组织的组成要素,提出了兵力组织扁平化指挥控制结构的数学描述方法。
en-us	‭First introduces the component of force organization, puts forward the force organization flattening mathematical description method of command and control structure.

zh-cn	在其基础上分析了扁平化指挥控制结构设计问题,以均衡和最小化组织中各决策单元的负载水平为目标建立了相应的优化模型。
en-us	‭Based on the analysis of the flattening command and control structure design problem, to balance and minimize load level as the goal of each decision-making unit in the corresponding optimization model is established.

zh-cn	最后提出了一种多目标模糊离散粒子群求解算法,并结合联合作战算例证明了算法的有效性和优越性。
en-us	‭Finally puts forward a multi-objective fuzzy discrete particle swarm algorithm, and combined with joint operations of example and clear the validity and superiority of the algorithm. ‭

zh-cn	针对一类单输入单输出(single-input-single-output,SISO)非线性极值系统的控制问题,提出了一种二阶输出反馈滑模极值搜索控制方法。
en-us	For a class of single input single output (single - input - single - output, SISO) control problem of nonlinear extremum system, this paper proposes a second-order sliding mode extremum search output feedback control method.

zh-cn	考虑到此系统的状态量不可测,利用斜坡函数作为输出量的参考跟踪信号,以系统的输出跟踪误差及其微分信号构建切换函数,设计出二阶滑模极值搜索控制律。
en-us	Given the state of the system capacity is unpredictable, using the ramp function as the output tracking of reference signal, to the output of system tracking error and its differential signal switching function, design a second-order sliding mode extremum search control law.

zh-cn	稳定性分析证明了在任意初始条件下,该方法可使系统的输出量全局收敛至其期望极值的任意小邻域内且所有状态量均是一致范数有界。
en-us	Stability analysis proves that under the arbitrary initial conditions, this method can make the system output convergence to the global expectations within any small neighborhood of the extremum and all quantity of state is a consistent norm bounded.

zh-cn	仿真结果验证了该方法的有效性。
en-us	The simulation results demonstrate the effectiveness of the proposed method.

zh-cn	全数字或相控阵子阵结构的数字单脉冲测角一般都采用基于单脉冲比一阶泰勒展开的测角公式,主瓣干扰下的自适应数字单脉冲测角也采用鉴角曲线斜率约束的方法。
en-us	Digital or recently phased array structure digital monopulse Angle measurement are generally based on single pulse Angle than the first order Taylor expansion formula, under the main lobe interference of adaptive digital monopulse Angle also used as a method of constraint Angle curve slope.

zh-cn	这些都会导致和波束主瓣宽度内偏离波束指向较远目标的测角偏差增大。
en-us	These will cause and main lobe width of the beam deviation beam pointing to the far target angular deviation increased.

zh-cn	为了解决上述问题,针对任意二维数字阵列结构,推导了基于单脉冲比三阶泰勒展开的二维单脉冲测角公式,分析了公式求解的收敛问题。
en-us	‭In order to solve the above problem, in view of the arbitrary two-dimensional digital array structure, the third order Taylor expansion based on monopulse ratio was deduced two-dimensional monopulse Angle formula of the formula to solve the convergence problem are analyzed.

zh-cn	仿真结果表明所提方法对和波束主瓣范围内的目标均有较小的测角偏差,可以有效地提高主瓣干扰下的测角性能。
en-us	‭The simulation results show that the proposed method of beam and main lobe are smaller targets within a range of angular deviation, can effectively improve the main lobe interference Angle measuring performance.

zh-cn	该方法在提高测角性能的同时运算量增加不大,适合工程实现。
en-us	‭The method in the view of improving the performance of Angle measuring little computational complexity increases at the same time, suitable for engineering implementation. ‭

zh-cn	为了加快参数自适应律微分方程求解速度和状态变量的稳定收敛速度,通过改进常规反演自适应L。
en-us	In order to speed up the parameter adaptive law of differential equation solution and the stability of the state variables of convergence speed, by improving the conventional inversion adaptive L.

zh-cn	雷达波形通常采用低占空比的脉冲发射,而通信波形为了提高信息传输速率采用连续波发射。
en-us	Radar waveform usually adopt low duty ratio of pulse emission, waveform in order to improve the information transmission and communication rate by continuous wave emission.

zh-cn	针对利用雷达波形实现通信功能所存在的通信速率低的问题,提出了基于步进频信号的雷达通信共享信号。
en-us	For existing communication functions by using radar waveform, the problem of low communication rate, was proposed based on step frequency signal of the radar signal communication sharing.

zh-cn	首先结合多进制频移键控(multi-frequency shift keying,MFSK)的调制方式,建立了步进频-MFSK的一体化信号模型; ‭
en-us	First combining multi-band frequency shift keying (multi - frequency shift keying, MFSK) modulation method, established the step frequency - integration of MFSK signal model;

zh-cn	然后推导出该信号的模糊函数和自相关特性,并分析了携带通信信息对雷达探测性能的影响;
en-us	‭And then deduce the fuzzy function of the signal and the relevant features, and analyzes the carrying communications information affect the performance of radar detection;

zh-cn	‭最后给出了通信信息的解调方法。
en-us	‭In the end, the communication information of demodulation method was presented.

zh-cn	仿真结果验证了该信号能够兼顾雷达探测威力和信息传输的效率及可靠性。
en-us	The simulation results shows that the signal can juggle radar detection power and the efficiency and reliability of information transmission.

zh-cn	3D矢量场插值是拓扑分析与可视化应用的重要预处理步骤。
en-us	3 d vector field interpolation is an important preprocessing step of topology analysis and visualization.

zh-cn	针对反距离权重法(inverse distance weighted,IDW)在3D矢量场插值中参考样本选择缺乏科学指导以及无法反映矢量场局部特性的局限性,提出了一种顾及局部特性的自适应3D矢量场反距离权重插值法。
en-us	‭In view of the inverse distance weighting method (inverse short weighted, IDW) in 3 d vector field interpolation reference sample selection in the lack of scientific guidance and cannot reflect the local characteristics of the limitations of vector field, this paper proposes a with local characteristics of adaptive 3 d vector field inverse distance weighted interpolation method.

zh-cn	首先基于距离影响度搜索初始样本集;
en-us	‭First of all, based on distance affect search initial sample set;

zh-cn	然后对初始样本集进行分类,若其为小样本集直接采用IDW算法插值,若其为大样本集则基于矢量场局部线性近似进行优化得到优化样本集进行IDW算法插值。
en-us	And then categorize the initial sample set, if it is small sample set using IDW interpolation algorithm directly, if its for large sample set based on local linear approximation is optimized optimized vector field sample set for IDW interpolation algorithm.

zh-cn	理论分析与实验结果表明,该方法能够自适应选择插值参考样本;
en-us	‭Theoretical analysis and experimental results show that the method to select adaptive interpolation reference sample;

zh-cn	并且插值结果在局部范围内符合矢量场的线性近似假设,插值结果更具有合理性;
en-us	And interpolation results conform to the vector field at local scope of linear approximation assumptions, the interpolation result is more reasonable;

zh-cn	同时该方法还提高了IDW算法的插值精度。
en-us	At the same time the method also improves the IDW interpolation precision of the algorithm.

zh-cn	为在预警监视系统中对多目标的检测、跟踪、识别过程进行统一处理,提出一种基于跳转马尔可夫系统模型高斯混合概率假设密度滤波(jump Markov system model Gaussian mixture probability hypothesis density filtering,JMS-GMPHDF)算法的雷达、电子支援措施(electronic support measures,ESM)综合多目标检测、跟踪与识别方法。
en-us	In the early warning and monitoring system for multi-target detection, tracking and recognition process in unified handling, puts forward a system based on jump Markov model Gaussian mixture probability hypothesis density filter (jump Markov system model Gaussian mixture aim-listed probability content density filtering, JMS - GMPHDF) algorithm for radar, electronic support measures (electronic support measures, ESM) comprehensive multi-target detection, tracking and recognition method.

zh-cn	该方法首先根据不同类别目标设计各自的多目标多模型高斯混合概率假设密度滤波器,并在各滤波器处理过程中同时对高斯项进行编号;
en-us	This method firstly according to different categories target design their own multi-objective multi-model gaussian mixture probability hypothesis density filter, and in the process of the filter processing for the gaussian item number;

zh-cn	‭然后,根据目标速度与加速度模型信息进行高斯项综合与类别判决,同时根据ESM测量信息进行型号判决;
en-us	‭Then, according to the target velocity and acceleration of the gaussian model information comprehensive judgment and categories, according to ESM measurement information model sentence at the same time;

zh-cn	‭最后,通过航迹综合管理,形成具有运动状态信息以及类别、型号、航迹编号信息的确定航迹。
en-us	‭Finally, through the track is comprehensive management, form with motion information and category, model, the determination of track number information track.

zh-cn	仿真实验验证了该方法能够有效综合雷达、ESM测量数据,在进行多目标检测、跟踪的同时进行正确的类别、型号判决,并形成确定航迹。
en-us	Simulation results show that this method is able to effectively integrated radar and ESM, measured data on multiple target detection, tracking, and at the same time the right category, model, and a certain track.

zh-cn	为了研究相控阵导引头采用虚位技术后对导弹探测制导性能的影响,根据天线单元置相原理,分析了虚位条件下各天线单元的移相规律及波束指向误差产生的原因,建立了天线波束空间传播模型。
en-us	In order to study the phased array seeker after the phantom technology affect the performance of the missile detection guidance, according to the principle of the antenna unit set, analyzes the phantom of the antenna unit and phase shift rule and the causes of beam pointing error, space antenna beam propagation model is established.

zh-cn	根据向量空间关系推导了天线方向图数学模型,建立了子阵扫描条件下的子阵方向图表达式及综合因子方向图表达式,分析并说明了存在初始天线波束角情况下子阵扫描对量化副瓣的影响。
en-us	Based on the vector space relationship deduced the mathematical model of the antenna pattern established under the condition of submatrix scanning submatrix direction graph expression and comprehensive factor expression pattern, analyze and illustrate the presence of initial antenna beam Angle following array scanning effects on quantized sidelobe.

zh-cn	仿真结果表明,虚位技术会带来波束指向误差,由于子阵扫描,子阵的零点位置与综合因子栅瓣位置基本重合,不会带来过大的量化副瓣电平。
en-us	‭The simulation results show that the virtual technology will bring a beam pointing error, because the submatrix scanning, submatrix of zero position grating lobe and comprehensive factor position basic coincidence, will not bring too much sidelobe level of quantification. ‭

zh-cn	高效实时的图形碰撞检测是实现空间遥操作三维图形预测仿真关键难点之一。
en-us	Efficient and real-time graphics collision detection is to achieve space teleoperation 3 d graphics forecast simulation is one of the key difficulties.

zh-cn	在非结构化虚拟现实环境下由于无法预先构造层次包围盒,必须对大量三角形对进行相交测试,繁重的计算严重影响了碰撞检测的实时性。
en-us	Due to advance in unstructured virtual reality environment structure hierarchical bounding box, must be a lot of triangle intersection test, has been affected by the heavy calculation of the real time collision detection.

zh-cn	针对上述问题,提出了一种优化的快速三角形相交测试算法。
en-us	Aiming at these problems, this paper proposes a fast triangle intersection test algorithm optimization.

zh-cn	通过引入计算坐标系,将可能的空间平面相交问题降维为平面坐标系下交线段与三角形的位置关系问题。
en-us	Coordinate system by introducing calculation, will be the space plane intersecting problem of dimensionality reduction for the plane coordinates into line with the position of the triangle relationship problems.

zh-cn	通过重用三角形计算信息,大幅减少了多对三角形相交测试时的计算量。
en-us	By reusing the triangle calculation information, sharply reduced the amount of calculation of triangle intersection test.

zh-cn	对比分析表明本算法具有更少的计算量和更短的计算时间。
en-us	Comparative analysis shows that this algorithm has less computation and less computation time.

zh-cn	仿真对比实验验证了该算法的优越性。
en-us	Simulation experiments show the superiority of the algorithm.

zh-cn	针对双通道噪声相加型辐射计存在的视频信号处理电路复杂、系统稳定观测时间缺乏定量分析等问题,结合目标辐射特性测量需求,改进了一种测量目标辐射特性的W波段辐射计。
en-us	Aiming at the existence of dual channel noise addition type radiometer complex video signal processing circuit, system stability problems such as lack of quantitative analysis of the observation time, combining with the target radiation characteristic measurement requirements, improve a measuring target radiation characteristics of W band radiometer.

zh-cn	该辐射计采用基于直接数字采样的视频信号处理方法,在降低视频信号处理电路复杂度的同时,增加了系统的灵活性。
en-us	‭The radiometer based on direct digital video signal processing method of sampling, at the same time, reduce the complexity of the video signal processing circuit, increase the flexibility of the system.

zh-cn	结合短周期定标技术与Allan方差分析方法,建立了目标亮温测量方程并推导了系统的理论灵敏度,在实现接收机稳定性评估的基础上确定了系统稳定观测时间。
en-us	‭Combined the technology of short cycle calibration and Allan variance analysis method, bright temperature measurement equation is established and derived the theoretical sensitivity of the system, and the implementation of receiver are determined on the basis of stability evaluation of the system stability observation time.

zh-cn	实验结果表明,设计的辐射计在积分时间为1s时灵敏度为0.3K,系统稳定观测时间可达40s。
en-us	‭The experimental results show that the design of the radiometer sensitivity when integration time for 1 s is 0. ‭3 K, system stability observation time can reach 40 s.

zh-cn	作为超视距通信的主要手段之一,卫星通信是特种飞机执行远程飞行任务的重要保障。
en-us	As one of the main means of over-the-horizon communications, satellite communications is an important assurance for special aircraft have a long-range flight missions.

zh-cn	由于特种飞机机身的特殊结构,卫星通信波束可能会在飞机处于某些飞行区域或以特定姿态飞行时受到机身固定突出构造的遮挡,造成卫星通信链路性能恶化,甚至通信中断。
en-us	Due to the special structure of the special aircraft, satellite communications beam may be in the plane flew in a certain area or in a particular stance in flight by the fuselage fixed outstanding tectonic block, cause the satellite communication link performance deterioration, even communication interrupt.

zh-cn	针对特种飞机机身的固定遮挡难题,利用电磁传播的菲涅尔区理论建立了遮挡模型,并基于投影理论提出了基于双坐标系变换的遮挡分析方法。
en-us	In view of the special aircraft fuselage fixed block problem, using the theory of electromagnetic propagation of Fresnel zone block model is established, and based on the theory of projection shade analysis method is proposed based on double coordinates transform.

zh-cn	所提的遮挡模型和分析方法能够准确刻画固定遮挡造成的电磁波传播损耗,为卫星通信天线位置的优化设计提供参照。
en-us	The proposed block model and the analysis method can accurately depict the fixed block caused by the electromagnetic wave propagation loss, to provide reference for optimal design of satellite communication antenna position.

zh-cn	此外,所提出的分析方法实现复杂度低,适于工程实践。
en-us	In addition, the proposed analysis method has low implementation complexity, suitable for engineering practice.

zh-cn	针对共形阵情形下,采样协方差矩阵求逆(sampling matrix inversion,SMI)得到的最小方差谱会发生很大程度的展宽,进而影响目标检测性能的问题,提出了增益谱分析方法。
en-us	For conformal array circumstances, the sampling covariance matrix inversion (from matrix inversion, SMI) to get the minimum variance spectrum will happen greatly broadening and, in turn, affects target detection performance problems, gain spectrum analysis method is proposed.

zh-cn	该方法利用增益权进行杂波处理,即在权中考虑了阵元增益,因此能够更好地对实际杂波进行匹配。
en-us	‭The method used to clutter processing gain rights, namely in the arrays were considered in the power gain, so better to match the actual clutter.

zh-cn	在所提方法的基础上,重点分析了机身共形圆台阵圆心角和阵元主瓣宽度对杂波特征值、最小方差谱及增益谱的影响,为实际共形阵杂波抑制时共形阵结构的选择提供了重要的指导意义。
en-us	‭In the method, on the basis of analyses the fuselage conformal arrays frustum of a cone array central Angle and width of main lobe of clutter eigenvalue, the influence of the minimum variance spectrum and gain spectrum, for practical conformal array when the clutter suppression conformal array structure choice provides an important guiding significance.

zh-cn	仿真结果表明,较大的主瓣宽度可以使最小方差谱展宽减小,而较大的圆心角可以使增益谱的性能更优,并且,利用增益权处理可以有效提高主瓣杂波下目标的检测性能,且当圆心角较大时,增益权的处理结果明显优于传统SMI。
en-us	‭Simulation results show that the larger the main lobe width can reduce minimum variance spectrum broadening, and larger central Angle can make better the performance of the gain spectrum, and gain the right to treatment can be used to effectively improve the target detection performance, under the main lobe clutter and when central Angle is bigger, the right to gain the processing result is superior to traditional SMI. ‭

zh-cn	动态故障树分析是可靠性领域的重要分析方法之一,树状结构能够直观反映系统失效逻辑关系,提出一种针对动态故障树的混合分析方法。
en-us	Dynamic fault tree analysis is one of the important analysis methods in the field of reliability, tree structure can intuitively reflect the system logic relation, put forward a hybrid analysis method for dynamic fault tree.

zh-cn	将动态故障树进行模块化,对于动静态模块按照门的种类分离,改进了现有的静态故障树转换为二元决策图的成分组合法,从而直接得到静态树模块最小割集。
en-us	The modularization of dynamic fault tree, the dynamic and static separation module according to the sort of door, improved the existing static fault tree into a binary decision diagram into a group of legal, thus directly get static tree module of minimum cut sets.

zh-cn	按照动态门的种类定义割集序列,对于动态故障树模块按照割集序列求解,将两部分结果合并得到整棵故障树的最简割集序列。
en-us	According to the definition of the types of dynamic door cut set sequence, for dynamic fault tree module according to the cut set sequence solving, merge the two parts of results to get the fault tree of the minimalist cut set sequence.

zh-cn	最后经过实验验证,算法能够快速有效完成对动态故障树定性分析。
en-us	Finally after experimental verification, the algorithm can quickly and efficiently to achieve dynamic fault tree qualitative analysis.

zh-cn	探月返回飞船再入过程是整个探月任务的关键环节。
en-us	Lunar return spacecraft reentry process is the key link of the moon mission.

zh-cn	为了给再入任务提供设计参考和验证手段,设计了一套全数字的再入飞行仿真系统。
en-us	‭To provide design reference for reentry mission and validation method, designed a set of full digital reentry flight simulation system.

zh-cn	首先,建立了飞船再入6自由度动力学模型,设计了导航制导控制系统,构建了推力器模型;
en-us	‭First of all, the establishment of a spacecraft reentry six degrees of freedom dynamic model of the navigation guidance control system were designed and built the thruster model;

zh-cn	然后,设计了集成所有运行模块的仿真系统框架;
en-us	Then, the design all the operation of the module integrated simulation system framework;

zh-cn	最后,设计了满足功能需求的再入飞行仿真的运行流程。
en-us	Finally, the design meet the functional requirements of the process of reentry flight simulation.

zh-cn	基于蒙特卡罗打靶技术,该仿真系统能够对再入轨迹特性进行分析,并能够验证测试导航制导控制系统和气动构型设计。
en-us	‭Based on the monte carlo shooting technology, this simulation system can analyze the reentry trajectory characteristics, and to verify the test navigation guidance control system and aerodynamic configuration design.

zh-cn	对某探月返回飞船再入的蒙特卡罗打靶仿真验证了仿真系统的功能和有效性。
en-us	‭For a lunar return the spacecraft reentry targeting the monte carlo simulation verify the function and effectiveness of the simulation system.

zh-cn	研究了存在系统误差下被动传感器测向交叉定位系统中的最优交会角问题。
en-us	There is system error is studied under the passive direction finding cross positioning system of the optimum intersection Angle sensor problem.

zh-cn	考虑实际应用中传感器不可避免地存在系统误差,传感器的测量误差设定为非零均值高斯分布,在不同的准则下,计算了两部传感器测量误差不同情况下的最优交会角;
en-us	Consider sensor inevitably exist in the actual application system error and measurement error of sensors set at the zero mean gaussian distribution, under different rules, the two sensors measurement error was calculated under different conditions of the optimum intersection Angle.

zh-cn	讨论了系统误差和测角精度对最优交会角的影响,得到的相关结论在指导多传感器的优化配置和提高定位精度方面具有一定的实际意义。
en-us	Discussed the system error and influence on the optimum intersection Angle Angle measurement, the related conclusion in guiding the optimal allocation of multi-sensor and improve the positioning accuracy has a certain practical significance.

zh-cn	针对方位历程图中微弱目标信号的轨迹检测问题,分别在纯噪声和目标存在条件下推导了方位历程图中测量值的分布特性,提出了一种基于隐Markov模型的目标信号轨迹检测方法;‭
en-us	Process diagram for azimuth trajectory detection problem of weak target signal, respectively, under the condition of pure noise and target is derived the distribution characteristic of the bearing course measurements in the figure, this paper proposes a target track signal detection method based on hidden Markov model;

zh-cn	同时,针对轨迹的起点与中止点的自主判断问题,基于序列检测提出了两种检验算法,充分利用了轨迹点的测量值分布特性和方位的连续性来提升检测性能。
en-us	‭At the same time, in view of the trajectory of the starting point and stop point independent judgment problem, two inspection algorithm is proposed based on the sequence detection, make full use of the measured value of the trajectory point distribution characteristics and the continuity of bearing to improve the detection performance.

zh-cn	相比于传统的能量检测,轨迹点的检测性能提升约3dB,降低了所估计轨迹的均方根误差,同时保持了更低的虚警概率。
en-us	‭Compared to the traditional energy detection, the detection performance of track points about 3 db, reduce the root mean square error of the estimated trajectory, and keep the lower false-alarm probability.

zh-cn	湖试数据验证了该算法在单目标条件下的有效性。
en-us	‭Lake trial data to verify the effectiveness of the algorithm under the condition of single objective.

zh-cn	无人机舰机协同任务规划技术是指充分利用无人机与舰艇的优势互补,协同进行作战任务规划的新技术,它是无人机任务规划问题的研究新热点,对于提升海军海上作战能力具有重要意义。
en-us	Drone ship machine refers to make full use of unmanned aerial vehicle (uav) cooperative mission planning technology and vessels of complementary advantages, coordinated combat mission planning of the new technology, it is a new hot spot of uav mission planning problem research, is of great significance to promote naval sea combat ability.

zh-cn	针对该问题提出了相应的数学模型,并利用自适应的粒子群算法(self-adaptive particle swarm optimization,APSO)进行了求解,该算法能够自适应调整粒子群的惯性权重,更好的防止粒子群陷入局部最优。
en-us	According to the problem put forward the corresponding mathematical model, and by using adaptive particle swarm algorithm (self - adaptive particle swarm optimization, APSO) has carried on the solution, the algorithm can be adjusted adaptive particle swarm of inertia weight, better prevent particle swarm into local optimum.

zh-cn	实验表明,在给定的实验样本中APSO相对于标准粒子群算法和带有压缩因子的粒子群算法能更有效的求解。
en-us	Experimental results show that in a given sample of APSO with compression factor relative to the standard particle swarm optimization (pso) algorithm and particle swarm algorithm can be more effective.

zh-cn	针对空时自适应处理中训练样本受目标信号污染时检测性能下降的问题,提出了一种基于稀疏重构技术的训练样本选取方法。
en-us	Aiming at training samples in space-time adaptive processing polluted by target signal problem of detection performance, and proposes a training sample selection method based on sparse reconstruction technology.

zh-cn	该方法首先将接收数据由阵元-脉冲-距离域转换到阵元-多普勒-距离域,然后采用改进的正则化FOCUSS算法进行空域稀疏重构,估计待检测多普勒通道对应的阵元-距离域数据得到高分辨角度-距离谱,利用杂波多普勒与角度的先验关系,剔除角度-距离谱上明显偏离角度期望的样本,实现对训练样本的有效选择。
en-us	‭This method will first receive data from array yuan - pulse - range domain to array yuan - doppler - range domain, and then with the improved algorithm based on the regularization FOCUSS airspace sparse reconstruction, estimate doppler channel corresponding array element to be detected - range domain data with high resolution spectral Angle, distance, use of clutter doppler and Angle of the prior relationship, eliminate Angle - distance spectrum obvious deviation Angle on the desired sample, implement effective selection of training samples.

zh-cn	仿真表明,相比传统样本选择方法,该方法无须估计协方差矩阵,在小样本集情况下依然能够剔除被污染的样本,有较大优势。
en-us	‭Simulation shows that compared with the traditional sample selection method, this method does not need to estimate covariance matrix, under the condition of small sample set is still able to eliminate the contaminated samples, has great advantages. ‭

zh-cn	基于工业工程的生产线平衡理论与方法,用平衡率和平滑性指数定量描述了导弹技术准备流程的线平衡效果,建立了线平衡的效费比模型;
en-us	Production line balancing based on industrial engineering theory and method, with the balance ratio and smoothness index quantitative description of the missile technology to process line balance effect, line balance of cost-effectiveness ratio model is established;

zh-cn	确定了瓶颈工作站作业时间的平衡区间,再结合技术准备工艺要求,应用消除、组合、重组、简化(eliminate combination rearrange simplify,ECRS)原则重组了工艺路线;
en-us	And determine the balance of the bottleneck workstation operating time interval, then combining technical preparation technology, application of elimination, combination, restructuring, simplify (eliminate combination rearrange simplify, ECRS) principle of restructuring the craft route;

zh-cn	然后引入了网络计划图,找到了瓶颈工作站的关键路径和工序,参照ECRS原则对该工序进一步重组,以此最终优化技术准备工作流程。
en-us	Then introduces the network plan, find the critical path of the bottleneck workstation and processes, with reference to the principle of ECRS further restructuring of the working procedure, to eventually optimize the technology preparation process.

zh-cn	天地测控资源一体化调度问题是一个典型的大规模组合优化问题,优化过程极其复杂,采用单一优化机制的传统蚁群算法求解这类问题时,存在求解效率低且求解性能差的缺陷。
en-us	Tt&c resources integration of heaven and earth scheduling problem is a typical large-scale combinatorial optimization problem, optimization process is very complex, using a single optimization mechanism of the traditional ant colony algorithm to solve the problem, is to solve the low efficiency and solve the defects of poor performance.

zh-cn	鉴于此,提出了采用两种不同融合策略的新型遗传-蚁群优化方法(genetic-ant colony optimization hybrid algorithm,GA-ACO)求解问题。
en-us	‭In view of this, put forward the two different fusion strategy of new genetic - ant colony optimization algorithm (based - ant colony optimization hybrid algorithm, GA - the ACO) to solve the problem.

zh-cn	该方法利用遗传算法的快速搜索、群体性能等优势生成初始蚁群信息素分布,提高了蚁群算法由于运行初期信息素更新较慢导致的较低求解效率和后期早熟引起的较差求解质量。
en-us	‭The method using a quick search of genetic algorithm and group performance advantages of generating the initial ant pheromone distribution, improved ant colony algorithm is due to run the initial pheromone update slower low in efficiency and precocious late cause poor solution quality.

zh-cn	仿真结果表明,相比于基本蚁群算法和遗传算法,混合蚁群算法的寻优性能更好,求解效率更高,更适合解决天地测控资源一体化调度问题。
en-us	‭The simulation results show that, compared with basic ant colony algorithm and genetic algorithm optimization of hybrid ant colony algorithm performance is better, to solve more efficient, more suitable for solving the problem of scheduling tt&c resources integration of heaven and earth. ‭

zh-cn	针对无迹卡尔曼滤波(unscented Kalman filter,UKF)在系统噪声统计特性未知或不准确的情况下滤波精度降低甚至发散的问题,提出一种基于极大似然准则与滚动时域估计的自适应UKF算法。
en-us	For no trace Kalman filtering (unscented Kalman filter, UKF) in the statistical feature of system noise under the condition of unknown or inaccurate filter precision reduce or even divergence problems, put forward a kind of based on maximum likelihood criterion and rolling adaptive UKF algorithm for the estimation of time domain is proposed.

zh-cn	首先根据极大似然准则构造关于系统噪声统计的估计模型;
en-us	First constructed according to the maximum likelihood criterion about system noise statistical estimation model;

zh-cn	然后引入滚动时域策略对所提模型进行优化;
en-us	Then introduce the rolling time domain optimization strategy for the proposed model;

zh-cn	最后采用序列二次规划方法求取噪声统计的估计值,得到带有噪声统计估计器的自适应UKF。
en-us	The final sequence quadratic programming method is used to calculate the noise statistics estimate, get adaptive UKF with noise statistical estimator.

zh-cn	提出的算法可以实现系统噪声统计的在线估计,克服了标准UKF的缺陷。
en-us	The algorithm can realize the online system noise statistics estimates that it overcomes the defect of standard UKF.

zh-cn	通过惯性导航/全球定位系统(inertial navigation system/global positioning system,INS/GPS)组合导航系统中的应用实例,验证了提出算法的有效性。
en-us	Through inertial navigation/global positioning system (inertial navigation system/global positioning system, INS/GPS) integrated navigation system, the application of instance, verify the effectiveness of the proposed algorithm.

zh-cn	并行组合扩频通信比普通的直扩通信和软扩频通信具有更高的信息传输效率。
en-us	The parallel combination of spread spectrum communication than ordinary spread spectrum communication and soft spread spectrum communication has higher information transmission efficiency.

zh-cn	在接收过程中,如果选出的r个最大扩频序列中有一个序列出错,就会造成大量误码。
en-us	‭In the process of receiving, if choose r have a sequence for error in the biggest spread spectrum sequence, can cause a lot of error.

zh-cn	现有的数据-序列映射算法都没有判断和纠错序列出错的能力。
en-us	‭Existing data - sequence mapping algorithm without judgment and the ability of error correction sequence.

zh-cn	提出了基于循环映射的新数据-序列映射算法,通过对选取扩频序列增加强约束关系,使新数据-序列映射算法具有判断和纠正一个序列出错的能力,大大降低系统误码率。
en-us	‭Is proposed based on circular mapping mapping algorithm, a new data - sequence through the selection of spread spectrum sequence increase the strong constraint relation, make the new data - sequence mapping algorithm has the ability of judgement and error correcting a sequence, greatly reduce the system ber.

zh-cn	理论分析和仿真结果表明,在同等信噪比下,循环映射数据-序列映射算法能使误码率降低2个量级等级,大大提高并行组合扩频通信的可靠性。
en-us	‭Theory analysis and simulation results show that under the same SNR, circular mapping data - sequence algorithm can lower the ber 2 orders of magnitude level, greatly improving the reliability of the parallel combinatorial spread spectrum communication. ‭

zh-cn	宽、窄带混合组网雷达数据融合处理是弹道中段目标特征提取的重要途径。
en-us	Wide and narrow band mixing netted radar data fusion processing is an important way of promoting the ballistic midcourse target feature extraction.

zh-cn	提出了一种基于宽、窄带雷达混合组网的弹道目标融合提取算法,该算法通过窄带自相关处理,获得锥体弹头的进动周期,并结合非线性最小二乘估计,分别估计出组网雷达中各散射中心的幅相参数。
en-us	Is proposed based on a wide and narrow band radar fusion hybrid networking ballistic target extraction algorithm, this algorithm through a narrow autocorrelation processing, get the cone warhead precession cycle, combined with the nonlinear least squares estimate, respectively, estimate the netted radar of the amplitude and phase parameters of the scattering centers.

zh-cn	然后根据宽、窄带雷达微多普勒特征的融合特性和关联特性,利用加权平均和散射中心关联相结合的方法,提取出锥体弹头的三维进动特征及结构参数,从而实现宽、窄带混合组网雷达的数据融合。
en-us	Then according to the width and narrow band LeiDaWei doppler characteristics of fusion characteristics and correlation characteristics, using the weighted average and the combination of scattering centers association method, to extract the three-dimensional precession cone warheads features and structural parameters, so as to realize wide, narrow band mix of netted radar data fusion.

zh-cn	计算机仿真验证了该方法的可行性与有效性。
en-us	Computer simulation verified the feasibility and effectiveness of the method.

zh-cn	着眼未来导弹武器作战精确化的要求,阐述了弹道导弹突防物理过程,提出导弹突防因素识别步骤,建立了导弹突防因素结构框架。
en-us	Future-oriented missile combat high-precision requirement, this paper expounds the physical process of ballistic missile penetration, missile penetration factor identification steps, missile penetration factor structure framework is established.

zh-cn	运用大系统理论的分解协调法,将弹道导弹突防效能控制优化问题按照多级递阶结构思想分解为相互关联的子系统,采用关联预测法求解各子系统最优值。
en-us	‭By using the theory of large-scale system decomposition coordination method, the ballistic missile penetration performance control optimization problem according to the multi-level hierarchical structure is decomposed into interconnected subsystems, each subsystem are deduced with the method of correlation prediction method, the optimal value.

zh-cn	算例分析和仿真初步证明,分解协调法实现定量控制优化导弹突防效能,为导弹武器作战提供重要的决策依据,在实战中具有较高的应用价值。
en-us	‭Example analysis and simulation proved that the decomposition coordination method, optimized quantitative control missile penetration efficiency, provide important decision-making basis for missile weapon combat, has higher application value in actual combat. ‭

zh-cn	通过非线性微分对策理论讨论了具有终端碰撞角约束的弹目追逃问题,提出了基于求解状态相关黎卡提方程(state-dependent Riccati equation,SDRE)的方法解决该微分对策问题,得到了具有终端碰撞角约束的SDRE解析解。
en-us	Through nonlinear differential game theory with terminal impact Angle constraint was discussed pursuit problem, was proposed based on state related Riccati equation (state - dependent Riccati equation, the SDRE) method to solve the problem of differential game, got the SDRE analytical solution with terminal impact Angle constraints.

zh-cn	提出的终端碰撞角约束制导律是以弹目视线角速率及碰撞角误差为状态向量进行推导,并研究了闭环系统局部渐进稳定的条件。
en-us	The terminal impact Angle constraint guidance law based on the angular rate of the line of sight and collision Angle error are derived for state vector, and the conditions of the locally asymptotic stability of the closed-loop system are studied.

zh-cn	该制导律不需要进行剩余时间的预测。
en-us	Don't need to carry on the forecast for the rest of the guidance law.

zh-cn	最后针对目标不进行机动、进行阶跃机动、正弦机动及目标最优机动形式4种情况,进行了制导律的仿真验证。
en-us	Final target without motor, step motor, sinusoidal motor and target optimal maneuver 4 kinds of circumstances, the guidance law of simulation.

zh-cn	仿真结果表明该制导律对于不同机动目标均具有良好的制导效果且能很好地满足末端碰撞角约束要求。
en-us	The simulation results show that the proposed guidance law to the guidance of different maneuvering target has good effect and can well meet the requirements of the terminal impact Angle constraint.

zh-cn	当匹配滤波器应用于合成孔径雷达(synthetic aperture radar,SAR)成像的脉冲压缩时,由于强旁瓣原因振铃效应会在强边缘处出现,这种振铃效应会造成图像质量降低同时影响SAR图像目标信息的提取处理。
en-us	When matched filter is applied to synthetic aperture radar (synthetic aperture radar, SAR) imaging pulse compression, due to strong sidelobe ringing effect will appear in strong edge, the ringing effect will cause the image quality to reduce influence the extraction of SAR image target information processing at the same time.

zh-cn	Canny准则最早提出用于检测图像中的边缘,尤其分辨两条临近的边缘。
en-us	‭Canny criterion first suggested to detect the image edge, especially to distinguish between two adjacent edges.

zh-cn	文中的Canny准则被扩展应用至复数域,并且提出了新的代价函数给出了一类基于Canny边缘检测准则的改进匹配滤波器。
en-us	‭The Canny principles are extended to complex domain, and puts forward a new cost function is given for a class of improved matched filter based on Canny edge detection criterion.

zh-cn	改进滤波器可以降低SAR图像边缘处的振铃效应,仿真实验表明了改进匹配滤波器的有效性。
en-us	‭Improved filter can reduce the ringing effect of SAR image edge, the simulation experiments show the effectiveness of the improved matched filter. ‭

zh-cn	针对矩阵补全问题中基于低秩的矩阵补全模型通常将迹范数的每一个奇异值用同一常数进行阈值化导致在滤除小奇异值的同时会使大奇异值信息丢失的问题,提出了一种基于低秩的加权矩阵补全模型。
en-us	Completion problem for matrix model based on low rank matrix completion will usually trace norm every singular value threshold value leads to the same constant while filtering small singular values of singular value information loss can make a big problem, this paper proposes a model of weighted matrix completion based on low rank.

zh-cn	通过对迹范数中的每个奇异值赋予不同的权重,从而避免用同一常数对所有的奇异值进行阈值化,采用逼近梯度算法解决加权的矩阵补全模型。
en-us	Through to trace each singular value in the norm gives different weights, to avoid the same constant threshold value, on all of the singular value using the approximation gradient algorithm to solve the weighted matrix model of the completion.

zh-cn	最后,通过图像修复仿真实验,证明了所提出的加权矩阵补全模型相对于传统的不加权矩阵补全模型可得到更高的峰值信噪比,所设计的算法具有明显的优势。
en-us	Finally, through the image restoration simulation experiment, proves that the proposed weighted matrix completion compared with the traditional model of weighted matrix completion model can get higher peak signal to noise ratio, the designed algorithm has obvious advantages.

zh-cn	为解决靶场测量中基于图像处理的光电经纬仪自动调焦过程中计算量大和背景干扰的问题,提出一种大小和位置自适应目标变化的调焦窗口构建方法。
en-us	To solve the range measurement based on image processing of photoelectric theodolite calculation in the process of automatic focus and background interference problems, put forward a kind of adaptive target size and position of the focusing window construction method.

zh-cn	该方法利用Mean-shift算法进行跟踪获得目标位置信息,并以目标中心位置为参考点,计算图像像素归属度;‭
en-us	‭The method using the Mean shift tracking algorithm for target location information, and at the center of the target location as the reference point, calculation of image pixels belonging degree;

zh-cn	使用Log-Gabor滤波器组和高斯差分模型模拟人类视觉系统进行显著性检测,以归属度加权的视觉显著性特征确定目标区域,结合Epanechnikov核函数构建自适应核函数,降低目标尺度变化及背景像素的影响,实现目标的有效跟踪。
en-us	‭Using the Log Gabor filter group and gaussian difference significance test model to simulate the human visual system, to be weighted visual significant characteristics to determine the target area, combining Epanechnikov kernel function to build adaptive kernel function, reduce target dimension change and the influence of the background pixels, achieve the goal of effective tracking.

zh-cn	对目标区域利用对角邻域法进行边界扩展,构建自适应目标变化的调焦窗口。
en-us	‭Of target area using the method of diagonal neighborhood boundary extension, build adaptive target change focus window.

zh-cn	在某型号光电经纬仪上的实验结果证明,该方法能够实时、有效地跟踪目标并构建调焦窗口。
en-us	‭In a type of photoelectric theodolite on the experimental results show that the method can real-time and effective tracking target and build focusing window.

zh-cn	处理720piexl×576piexl大小的图像,耗时小于20ms,满足光电经纬仪实际需求,具有广泛的工程应用价值。
en-us	‭Image processing piexl 720 x 576 piexl size, time consuming less than 20 ms, meet the needs of photoelectric theodolite, has extensive engineering application value.

zh-cn	稳健可靠、精干灵活的网络结构,是体系作战信息顺畅传递、高效流转的重要保证。
en-us	Stable and reliable, hard working and flexible network structure, the system is operational information flow, the important guarantee of effective circulation.

zh-cn	首先,引入超网络理论,提出体系作战信息流转超网络概念,构建由物理层和逻辑层组成的分层网络结构;
en-us	First, introducing the theory of super network, puts forward the system of combat information flow network concept, build layered network architecture consists of the physical layer and logical layer;

zh-cn	其次,以物理层抗毁性最强、逻辑层流转效率最高、整体网络化效能最大为优化目标,建立作战信息流转超网络均衡模型;
en-us	Second, the strongest in the physical anti-destroying ability, logic layer flow efficiency highest, the efficiency of the whole network maximum, super combat information circulation network equilibrium model is set up;

zh-cn	然后,通过变分不等式进行模型转换,利用修正投影算法求解运算。
en-us	Then, through the variational inequality model transformation, using the modified projection algorithm.

zh-cn	最后,以空中进攻作战为例,进行仿真实验分析。
en-us	Finally, in the air offensive operations, for example, the simulation experiments analysis.

zh-cn	结果表明,优化后的超网络在保持原网络结构特点的同时,具备更强的抗毁性、更高的流转效率和更大的网络化效能。
en-us	The results show that the optimized super network while maintaining the original network structure characteristics at the same time, have stronger anti-destroying ability, higher conversion efficiency and greater network efficiency.

zh-cn	针对传统维格纳霍夫变换(Wigner-Ville Hough transform,WHT)时频分析方法在稳定分布噪声环境下性能退化的问题,基于L-估计理论,提出了可有效抑制该噪声的最优L-柯西加权(L-Cauchy weighted,LCW)新方法。
en-us	For traditional Wigner Hough transform (Wigner Ville - Hough transform, WHT) time-frequency analysis method in the stable distribution noise environment performance degradation problems, based on L - estimation theory, put forward which can effectively restrain the noise of the optimal L - Cauchy weighted (L - Cauchy weighted, LCW) new methods.

zh-cn	3En准则是一种常用的异常值剔除方法,其可从数理统计的角度对异常值进行有效抑制。
en-us	‭3 en standards is a kind of common outlier eliminating method, it can be from the perspective of mathematical statistics to effective suppression of outliers, and combined with cauchy distribution based on the dispersion coefficient of the abnormal value criterion.

zh-cn	对此,结合柯西分布提出了基于分散系数的异常值剔除准则,并依据数值仿真选取降噪效果最优的分散系数γ。
en-us	And on the basis of numerical simulation to select the noise reduction effect of the optimal dispersion coefficient of gamma.

zh-cn	在LCW方法有效抑制α稳定分布噪声的基础上,采用WHT对线性调频(linear frequency modulation,LFM)信号进行参数估计。
en-us	‭In LCW method effectively restrain alpha stable distribution noise, on the basis of adopting the WHT the linear frequency modulation (linear frequency modulation, LFM) signal parameter estimation.

zh-cn	仿真结果表明,最优γ值的选取与该文提出的异常值剔除准则一致,且与基于分数低阶、加权Myriad滤波以及L-估计等多种方法相比,提出的基于LCW的WHT(LCW-WHT,LW)方法在强脉冲噪声下具有良好的鲁棒性和优良的LFM信号参数估计性能。
en-us	‭Simulation results show that the optimal selection of gamma value and the paper put forward the outliers of norms, and based on the fractional lower order, weighted Myriad filtering and L - estimates, compared to a variety of methods, such as proposed based on LCW WHT (LCW - WHT, LW) method under the strong impulse noise has good robustness and good performance of LFM signal parameter estimation. ‭

zh-cn	针对多无人航空器协同控制难题,聚焦无人航空器集群(unmanned aircraft vehicles swarm,UAVS)自组织飞行建模与控制展开研究。
en-us	Coordinated control for multiple unmanned aircraft problems, focusing on cluster unmanned aircraft, unmanned aircraft vehicles swarm, UAVS) self-organized study of modeling and control of flight.

zh-cn	基于集群智能理论建立了UAVS系统概念模型,在考虑个体排斥作用、一致作用、吸引作用和个体行动意愿作用4种因素的情况下建立了集群运动的变系数(repulsion-matching-attracting-desire,RMAD)控制器模型。
en-us	UAVS system conceptual model was built based on cluster intelligence theory, considering individual repulsion, consistent, and the roles of function and individual action will attract the four factors of the cluster is built up under the condition of variable coefficient (repulsion - matching - attracting - desire, RMAD) controller model.

zh-cn	以此为基础,研究了所有个体掌握航迹信息和部分个体掌握航迹信息两种情况下UAVS自组织飞行控制问题,提出UAVS自组织飞行控制策略,实现了UAVS可控性自组织飞行。
en-us	On this basis, study the individual all master tracking information and grasp the tracking information in both cases UAVS self-organizing flight control problem, UAVS self-organization flight control strategy is put forward, realized the UAVS controllable self-organization flight.

zh-cn	仿真实验结果表明构造的UAVS运动的RMAD模型及控制方法是可行的,为UAVS的工程应用奠定理论和实验基础。
en-us	The simulation experimental results show that the tectonic movement of UAVS RMAD model and the control method is feasible, theoretical and experimental basis for the engineering application of UAVS.

zh-cn	为应对高频雷达窄带干扰,稀疏信号可将发射能量分配到各离散的"寂静"频带来获得大信干比,但频谱稀疏会引起距离旁瓣抬高。
en-us	Narrowband interference in response to the high frequency radar, energy is emitted by a sparse signal can be assigned to each discrete frequency "silence" brings a big letter than done, but the spectrum sparse cause distance sidelobe raise.

zh-cn	由于信干比和旁瓣以冲突形式耦合,在优化设计时需同时考虑,属于多目标优化问题。
en-us	‭Due to dry ratio and sidelobe coupling in the form of conflict, the optimization design needs to consider at the same time, belongs to multi-objective optimization problem.

zh-cn	为此,推导出已知干扰样式下的信干比及积分旁瓣水平的解析表达式,利用梯度迭代算法得到这两个指标加权和的最优解,并遍历权值得到Pareto最优曲线。
en-us	‭Therefore, known interference is deduced under the style of letter dry ratio and the analytical expression of the integral sidelobe level weighted by two indexes which are obtained by gradient iteration algorithm and the optimal solution, and traverse the worth to the Pareto optimal curve.

zh-cn	在仿真中,结合示例利用Pareto最优曲线对不同权重下的波形设计结果进行对比分析,表明该优化方法在实际应用中具有灵活性。
en-us	‭In simulation, combining with the example using the Pareto optimal curve under different weights for comparing with the results of waveform design analysis, show that the optimization method has flexibility in practical application. ‭

zh-cn	微机电系统(micro-electro-mechanic system,MEMS)陀螺仪作为一类新型角速率传感器,其制造和应用过程中不可避免会受到不匹配干扰的影响,即速度项的测量过程中引入各种噪声,降低MEMS陀螺仪的检测精度。
en-us	MEMS (micro - company - mechanic system, MEMS) gyroscope as a kind of new type of angular rate sensor, the inevitable in the process of manufacture and application are influenced by the interference does not match, the speed of measurement in the process of introducing all kinds of noise, reduce the detection precision of MEMS gyroscope.

zh-cn	在滑模控制策略下提出一种基于辅助变量的非线性干扰观测器,对MEMS陀螺系统中存在的不匹配干扰进行实时估计,同时针对积分自适应切换增益发散问题,采用了一种避发散技术—死区技术。
en-us	Under the sliding mode control strategy is proposed based on an instrumental variables of the nonlinear disturbance observer, does not match the interference existing in the system of MEMS gyroscope real-time estimates, at the same time, according to integral adaptive switch gain divergence problem, adopted a divergent technology - dead zone.

zh-cn	最后通过李雅普诺夫理论进行了系统稳定性分析。
en-us	At last, by lyapunov theory the system stability is analyzed.

zh-cn	仿真结果表明,该策略实现了轴向轨迹跟踪,提高了陀螺仪的检测精度。
en-us	The simulation results show that the strategy to achieve the axial trajectory tracking and improve the detection precision of the gyroscope.

zh-cn	由于水声信道的复杂性和多变性,信号在水声信道传播中将伴随着多径时延与多普勒频移,二者是水声信道估计中两个重要的参数。
en-us	Due to the complexity and variability of multipath underwater acoustic channel, signal in underwater acoustic channel transmission with multipath time delay and doppler frequency shift, they are two important parameters in underwater acoustic channel estimation.

zh-cn	基于分数阶傅里叶变换(fractional Fourier transform,FRFT)的时延和频移特性,提出一种采用多分量线性调频(linear frequency modulated,LFM)信号的水声信道估计方法。
en-us	‭Based on fractional Fourier transform, fractional Fourier transform, the FRFT) of time delay and frequency shift characteristics, puts forward a kind of multi component of linear frequency modulation (linear frequency modulated, LFM) signal of underwater acoustic channel estimation method.

zh-cn	通过分析分数阶傅里叶域上峰值的偏移,联立不同阶次的时延和频移方程,可得到水声信道的时延和频移值。
en-us	Through the analysis of fractional Fourier Ye Yu peak shift, simultaneous different order time delay and frequency shift equation, the underwater acoustic channel of time delay and frequency shift can be obtained.

zh-cn	理论推导及仿真结果表明,该方法计算量小,且随着LFM信号分量数和调频率差值的增大,能在一定程度上减小估计的时延误差和频移误差。
en-us	‭Theoretical derivation and simulation results show that this method is a small amount of calculation, and as the number of LFM signal component and the increase of frequency difference, can to a certain extent, reduce the estimated time delay error and frequency shift error.

zh-cn	水池实验中选用具有相反调频率的双LFM信号作为估计信号,估计出多径时延与运动目标的多普勒频移,并给出了水下目标的运动速度。
en-us	‭Pool in use in the experiment with opposite rate of double LFM signals as estimated, estimate the multipath time delay and moving target doppler frequency shift, and the rate of movement of the underwater target is presented.

zh-cn	实验结果表明,FRFT估计法简单有效,在水声信道多径时延与多普勒频移估计上具有较好的实际应用价值。
en-us	‭The experimental results show that the FRFT estimation method is simple and effective, in the underwater acoustic channel multipath time delay and doppler frequency shift estimation has better practical application value. ‭

zh-cn	建立飞行作战任务过程模型是综合运用态势评估、故障诊断等技术设计新一代智能座舱的基础,同时也可应用于飞行员的行为预测及评估。
en-us	Flight mission process model is the integrated use of situation assessment and fault diagnosis technology design, the basis of a new generation of intelligent cabin at the same time also can be applied to the pilot's behavior prediction and evaluation.

zh-cn	本文以战术轰炸任务为例,介绍了工作流网技术在飞行作战任务建模上的应用。
en-us	In tactical tasks, for example, this paper introduces the work inside technology application in flight mission modeling.

zh-cn	针对传统Petri网不能体现态势变化对飞行员行为的影响,本文设计了带非齐次弧的分层Petri网应用于战术轰炸任务过程的工作流网建模中,使子网变迁的平均实施速率可以随着航线状态的变化而变化,同时给出了利用可达性定理证明工作流网合理性的方法。
en-us	For traditional Petri net can't reflect the impact of situational change of pilot behavior, this paper designed the arc with inhomogeneous stratified Petri net is applied to the tactical mission work inside of the process of modeling, the average implementation of subnet change rate can be as the change of state of routes and change, at the same time was given by using accessibility theorem proving work inside rationality of the method.

zh-cn	在子网中,设计了变λ随机Petri网应用于飞行员执行任务过程的建模中,并利用该模型分析了飞行员的稳定工作状态,为飞行员行为预测、评估建立基础。
en-us	In subnet, designed the lambda stochastic Petri net is applied to the pilot to perform a task in the process of modeling, and using the model, analysis the stability of the pilot work status, established for the pilot behavior prediction, evaluation basis.

zh-cn	在基本的傅里叶变换频率不变波束形成器(frequency invariant beamforming,FIB)的基础上,提出了快速可控零陷低旁瓣宽带FIB优化方法。
en-us	In the basic of Fourier transform frequency invariant beam shaper (frequency invariant beamforming, FIB), on the basis of the proposed fast controllable zero in low sidelobe broadband FIB optimization method.

zh-cn	该方法将固定角度方向图零陷约束和等波纹原型滤波器加入FIB的设计,实现了零陷可控的低旁瓣FIB。
en-us	This method will figure zero trapped constraints and fixed Angle direction such as corrugated the design of the prototype filter to join FIB, zero in controllable low sidelobe FIB.

zh-cn	同时,还开展了FIB抽头系数的稀疏优化,有效的降低了算法实现的运算量。
en-us	‭At the same time, also conducted a FIB tap coefficient of the sparse optimization, effectively reduce the computational cost to implement the algorithm.

zh-cn	仿真结果验证了所提的方法在一维均匀线阵和二维均匀面阵上的正确性和有效性。
en-us	‭The simulation results verify the effectiveness of the proposed method in a one-dimensional uniform linear array and two-dimensional homogeneous array on the correctness and effectiveness. ‭

zh-cn	针对大机动目标使空空导弹雷达导引头跟踪误差加大和制导精度下降的问题,提出了一种考虑雷达导引头前馈补偿的一体化制导方法。
en-us	For maneuvering target makes the air-to-air missile radar seeker tracking error increase and the guidance of the decline of the precision, and puts forward a thinking of radar seeker feedforward compensation method of integrated guidance.

zh-cn	针对机动目标,构造视线角速度前馈补偿回路,对雷达导引头角跟踪系统进行补偿,提高导引头响应速度,降低跟踪误差角。
en-us	For maneuvering target, structure the line of sight angular velocity feed-forward compensation circuit, for compensation of the radar seeker tau kok tracking system, improve the seeker response speed, reduce the tracking error Angle.

zh-cn	基于视线坐标系设计一体化制导算法,采用卡尔曼滤波器对弹目视线角速度和目标加速度进行估计,将视线角速度信息前馈补偿到导引头跟踪回路中,将目标加速度信息补偿到最优制导律中,同时实现雷达导引头视线角快速跟踪和最优制导律制导信息提取。
en-us	Based on vision guidance system design integration algorithm, using the kalman filter to estimate the angular velocity of the line of sight and target acceleration, the line of sight angular velocity information feed-forward compensation to the seeker tracking loop, the target acceleration information of compensation to the optimal guidance law, at the same time realize the radar seeker Angle of sight fast track and optimal guidance law guidance information extraction.

zh-cn	仿真结果表明,一体化制导算法可同时实现对导引头视线角速度和目标机动的估计,从而提高制导精度。
en-us	The simulation results show that the integration of guidance algorithm can simultaneously realize the seeker is the line of sight angular velocity and target maneuver estimation, thus improve the guidance precision.

zh-cn	证据理论因具有较强的不确定性信息表达及处理能力,在信息融合系统中具有广泛的应用。
en-us	Evidence theory has strong ability of expression and uncertainty information processing, it has widely application in the information fusion system.

zh-cn	然而,经典的证据组合规则假设证据之间相互独立,这在实际系统中往往难以成立。
en-us	‭However, the evidence of classical hypothesis between independent evidence combination rules, it is often difficult to set up in the real system.

zh-cn	忽略证据间的相关关系,可能导致不合理的融合结果,甚至出现决策失误。
en-us	‭Ignore the evidence, the correlation between results may lead to unreasonable fusion, appear even decision-making errors.

zh-cn	因此,如何有效地融合相关证据是证据理论中一个不可避免的、重要的研究课题。
en-us	‭Therefore, how to effectively fusion evidence in evidence theory is an inevitable and important research subject.

zh-cn	通过归纳和比较国内外该方向上的研究成果,将现有的相关证据融合方法分为修改Dempster组合规则方法和修改证据源方法,并分别剖析各类方法的思路、优缺点及相互关系。
en-us	‭Through induction and comparison on the direction of the research results at home and abroad, the existing evidence fusion method can be divided into modified Dempster source of evidence combination rule method and modified method, and respectively analyzes the concept, advantages and disadvantages, and the relationship between the of all kinds of methods.

zh-cn	最后,讨论了相关证据融合研究中存在的问题并指出未来的研究趋势。
en-us	‭Finally, discussed the problems existing in the research of the relevant evidence fusion and points out the future research trend. ‭

zh-cn	结合无线传感器网络(wireless sensor network,WSN)技术特点,提出一种用WSN建立数据链的主从弹协同编队制导作战模型。
en-us	Combined with wireless sensor network (wireless sensor network, WSN) technical characteristics, puts forward a data link set up by using the WSN master-slave formation guidance combat model.

zh-cn	论文给出了模型的组成,描述了模型中不同WSN节点的组网方式及网络拓扑,并描述了WSN网络建立及实现过程。
en-us	Paper presents a model, describes the model in different network mode of WSN node and the network topology, and describes the WSN network establishment and the implementation process.

zh-cn	推导了基于XX型号导弹的领弹-攻击弹模式协同编队制导律,并在此基础上仿真分析了不同WSN网络时延对不同期望编队距离下协同编队制导误差收敛性的影响。
en-us	Deduced based on XX missile attacks brought to play - play mode collaborative formation guidance law, based on the simulation analysis of the different WSN network delay on the synergy formation under different expected formation distance guidance error convergence.

zh-cn	仿真结果表明,不同编队期望距离具有不同的WSN网络时延容忍度,且期望编队距离越小,时延容忍度越大; ‭
en-us	The simulation results show that different formation expectation distance have different tolerance of WSN network time delay, and expected formation distance is smaller, the greater the delay tolerance;

zh-cn	在不同的期望编队距离下,编队误差收敛性都随着时延的增加而变差; ‭
en-us	‭In the distance, the different expectations formation formation error convergence are increased with the increase of time delay variation;

zh-cn	在网络时延容忍度范围内,期望编队距离越大,完成预期编队队形的速度越快。
en-us	‭In the network time delay tolerance range, the bigger the expectation formation distance, the faster the formation of complete expected formation.

zh-cn	对时延容忍范围的仿真与分析可为实际战术数据链设计提供一定指导意义。
en-us	The delay tolerance range of the simulation and analysis for the actual tactical data link is designed to provide a certain guiding significance.

zh-cn	对由混合数据、多类型的赋权方法、多结构的集结方式等组成的广义混合型决策信息,研究该类决策信息的综合集成和求解问题。
en-us	Methods to empowerment by mixed data, multi-type, way of gathering more structure composed of generalized hybrid decision information, research the class of the integrated decision information and solve problems.

zh-cn	首先以传统的决策流程为底层框架,对广义混合型决策信息进行分类整合,构建信息集成框架;
en-us	‭In the first place in the traditional decision-making process as the underlying framework, classifying the generalized mixed decision-making information integration, information integration framework.

zh-cn	然后,从随机模拟视角分析了信息集成框架的求解方法并归纳了求解的基本步骤。
en-us	‭Then, from the perspective of stochastic simulation method of information integration framework and summarizes the basic steps of solving.

zh-cn	在此基础上,通过导弹方案的选择问题对本文给出方法的具体应用进行了说明,并验证了该方法的有效性。
en-us	‭On this basis, through the missile scheme selection problem of the practical application illustrates the method presented in this paper, and verify the effectiveness of the proposed method.

zh-cn	本文通过构建信息集成框架的方式解决了多类型决策信息的融合难题,且实现了信息集成框架的柔性求解。
en-us	‭In this paper, through the way of information integration framework solves the problem many model of decision information fusion, and realizes information integration framework of flexible solution.

zh-cn	该研究可为民主决策中多来源、多类型决策信息的融合提供技术参考。
en-us	‭The study can provide multiple sources in the democratic decision-making, multi-type decision information fusion to provide technical reference. ‭

zh-cn	为了实现复杂航天器导航、制导与控制(guidance navigation and control,GNC)系统的快速设计与仿真验证,加快GNC系统从算法设计到产品实现的过程,解决数字仿真与实物仿真一致性的问题,提出了一种基于星载软件在环的GNC快速原型仿真系统。
en-us	In order to achieve the complex spacecraft navigation, guidance and control (guidance navigation and control, GNC) system of rapid design and simulation verification, to speed up the GNC system from algorithm design to product realization process, solve the problem of the consistency of digital simulation and physical simulation, this paper proposes a spaceborne software based on ring of GNC simulation system for fast prototyping.

zh-cn	通过虚拟GNC计算机处理器内核和硬件接口的方式实现星载GNC计算机原型,解决了快速原型仿真系统GNC软件代码与实物星载计算机软件代码的一致性; ‭
en-us	Through virtual GNC computer processor core and hardware interface for spaceborne GNC computer prototype, the way of solving the GNC rapid prototyping simulation system software code and physical consistency of satellite-borne computer software code; ‭

zh-cn	利用Simulink/Matlab进行航天器动力学/运动学建模和GNC系统测量部件及执行部件的数字化建模,基于实时扩展(real time extension,RTX)系统和功能硬件板卡实现数字化模型与实物的转化,解决数字仿真与实物仿真GNC系统内部接口特性、时序和逻辑一致性的问题。
en-us	Using Simulink/Matlab, the measurement of spacecraft dynamics/kinematics modeling and GNC system components and execute component of digital modeling, based on real-time extension (real time extension, RTX) system and achieve the conversion of digital model and the physical function of hardware interface card, digital simulation and physical simulation GNC system internal interface features, timing, and logic consistency problem.

zh-cn	应用实例表明,基于星载软件在环的GNC快速原型仿真系统仿真数据与GNC半物理仿真系统仿真数据高度一致,证实了仿真系统设计的有效性; ‭
en-us	Application examples show that based on the spaceborne software in rapid prototype GNC simulation system of simulation data and the GNC system simulation data is highly consistent, semi-physical simulation confirm the validity of the simulation system design;

zh-cn	同时基于该仿真系统可以实现GNC系统软件、算法和单机产品的并行开发,缩短系统研制周期。
en-us	‭At the same time, based on the simulation system can realize the GNC system software, the algorithm and the single product concurrent development, shorten the system development cycle.

zh-cn	针对四元数无味卡尔曼滤波计算量较大等问题,提出一种改进的四元数无味卡尔曼滤波算法。
en-us	For quaternions unscented kalman filtering problem such as large amount of calculation, an improved quaternions unscented kalman filter algorithm.

zh-cn	通过四元数与修正罗德里格斯参数的线性变换,避免了四元数无味卡尔曼滤波中,四元数与误差罗德里格斯参数频繁切换所带来的计算量增大的问题,从而降低了算法的计算量。
en-us	Through the quaternion and the modified rodrigues parameters of linear transformation and avoid the quaternions unscented kalman filter, the quaternion and the error brought by the frequent switching rodrigues parameters increases the amount of calculation, thus reducing the amount of calculation of the algorithm.

zh-cn	推导了修正罗德里格斯参数出现奇异值时,改进四元数无味卡尔曼滤波的奇异值避免的转换公式。
en-us	‭There was a singular value modified rodrigues parameters was deduced, improvement of quaternions unscented kalman filtering singular value to avoid the conversion formulas.

zh-cn	在捷联惯性导航系统/全球卫星定位系统(strapdown inertial navigation system/global positioning system,SINS/GPS)直接式位置松组合仿真试验中,对比了乘性扩展卡尔曼滤波、四元数无味卡尔曼滤波和改进四元数无味卡尔曼滤波的估计性能,证明了所提出算法的有效性。
en-us	‭In the strapdown inertial navigation system/global positioning system (strapdown inertial navigation system/global positioning system, SINS/GPS) direct position loose combination simulation experiment, compared the multiplicative extended kalman filtering, quaternions unscented kalman filter and the improvement of quaternions unscented kalman filter estimation performance, proved the effectiveness of the proposed algorithm. ‭

zh-cn	针对归零Turbo码的识别问题,提出一种有效的识别方法。
en-us	For zero Turbo codes to identify problems, and puts forward an effective identification method.

zh-cn	该方法首先根据归零Turbo码的特殊结构,利用遍历矩阵列数的方式,寻找相关列均值最大值的位置,识别归零Turbo码长和起始点;
en-us	This method firstly according to the special structure of Turbo codes, zero by traversing the matrix columns, search for related, the position of the maximum average recognition zero Turbo code length and the starting point;

zh-cn	其次,构建归零Turbo码的交织器识别模型,利用分层比对的方法得到交织置换关系,完成对交织器参数的识别。
en-us	Second, build zero intertwined recognition model of Turbo code by using the method of layered than get mixed displacement relationship, complete the intertwined parameter identification.

zh-cn	仿真实验表明,该方法在0.02的误码率条件下识别率仍能达到80%以上,验证了所提方法的有效性和鲁棒性。
en-us	Simulation experiments show that the method in 0.02 under the condition of the bit error rate of recognition rate can reach more than 80%, still to verify the effectiveness and robustness of the proposed method.

zh-cn	针对现有高度估计算法缺乏对实际多雷达组网系统信息处理流程的考虑致使算法难以在实际系统中运用的问题,在岸海空协同预警体系下,从信息处理流程和信息处理方法两个方面,在探测单元信息缺维情况下,研究目标高度补偿问题。
en-us	In view of the existing lack of actual radar networking system more height estimation algorithm considering the algorithm of information processing is difficult to use in the actual system, onshore air and collaborative early warning system, from two aspects of information processing and information processing method, the detection unit information lack of dimensional case, the target altitude compensation problem.

zh-cn	仿真结果表明,本文给出的算法可实现目标状态的无偏、稳定、精确估计,最终得到的目标海拔高度补偿估计结果可满足目标属性判别和威胁判断的需要。
en-us	‭Simulation results show that the algorithm presented in this paper can achieve target state unbiased, stable and accurate estimation of the resulting target altitude compensation estimation results can meet the needs of the target attribute discriminant and threat judgment.

zh-cn	另外仿真验证表明,本文算法对目标巡航高度具有很强的适应性,可用于解决处于岸海空探测单元共视范围内任意高度飞行目标的高度补偿问题。
en-us	‭And simulation show that the algorithm of target cruising altitude has strong adaptability, can be used to solve in the shore air and detection unit were apparent within the scope of any altitude target altitude compensation problem. ‭

zh-cn	针对无迹卡尔曼滤波(unscented Kalman filter,UKF)中自由调节参数的选取问题,通过研究不同的对于滤波性能的影响,提出基于量测一步预测信息的在线自调整的UKF方法。
en-us	For no trace Kalman filtering (unscented Kalman filter, UKF) free to adjust parameter selection problem, by studying the different effect on the filter performance, based on measured step prediction information online self-tuning UKF method.

zh-cn	所提方法是通过根据每一滤波时刻量测的一步预测信息,对滤波参数进行选取,选出每一滤波时刻的最优滤波参数,从而实现算法的在线调整。
en-us	Proposed method is through according to each step prediction information filtering time measurement, the parameters selected for filtering, select the optimal filtering parameters of each filter time, so as to realize on-line adjustment of the algorithm.

zh-cn	数值仿真表明,基于量测一步预测信息的自调整UKF对于真实状态的跟踪效果要优于固定参数的无迹卡尔曼滤波。
en-us	Numerical simulation shows that based on information of the measured step prediction self-tuning UKF for true state tracking performance is superior to the fixed parameters of no trace of kalman filtering.

zh-cn	针对均匀线阵,利用信号的恒模特性,与容积卡尔曼滤波相结合,提出一种新的盲自适应波束形成算法。
en-us	For uniform linear array, using the signal of constant model, combined with a volume of kalman filter, put forward a new blind adaptive beamforming algorithm.

zh-cn	通过对恒模算法的优化代价函数进行变换,使其满足系统状态空间模型。
en-us	‭Through optimizing the cost function of constant modulus algorithm transform, make it meet the system state space model.

zh-cn	利用容积卡尔曼滤波算法进行自适应滤波,以实现抑制干扰和消除噪声。
en-us	‭Using volume kalman filtering algorithm for adaptive filter, in order to realize the suppression disturbance and eliminate noise.

zh-cn	所提算法对状态空间模型中的系统噪声和过程噪声进行了自适应处理,免除滤波噪声参数的设置,增强了算法的通用性,并引入了收敛因子,加速系统的收敛速度。
en-us	‭Proposed algorithm on the state space model of system and process noise in the adaptive processing, exempt from filtering noise parameter setting, enhance the versatility of the algorithm, and introduced the convergence factor, to accelerate the convergence speed of the system.

zh-cn	仿真结果表明了该算法的正确性和有效性。
en-us	‭Simulation results show the correctness and validity of the algorithm. ‭

zh-cn	终端直通(device-to-device,D2D)通信与蜂窝网络共享无线资源的同时,会引起D2D用户、蜂窝用户和基站之间互相干扰,影响通信质量,为此提出一种蜂窝网络中基于网络编码的D2D干扰消除算法。
en-us	Terminal pass-through (device - to - device, D2D) communication and Shared wireless cellular network resources at the same time, will cause the D2D users, honeycomb mutual interference between users and base stations, affect the quality of communication, therefore put forward a kind of cellular networks in the D2D interference elimination algorithm based on network coding.

zh-cn	该算法中,D2D发送端将检测到的蜂窝干扰信号与D2D信号进行网络编码,D2D接收端接收到编码信号后,利用干扰重构消除蜂窝干扰信号,达到消除干扰的目的。
en-us	The algorithm, the D2D sender will detect cellular signal interference signals and D2D for network coding, D2D receiver receives the coded signal, eliminate honeycomb jamming signal, using interference is to achieve the purpose of eliminating interference.

zh-cn	理论分析与仿真结果表明,该算法在保证D2D用户复用蜂窝用户资源以及提高频谱利用率的同时,可以提高D2D通信系统可达速率和系统吞吐量,进一步降低符号错误概率。
en-us	Theoretical analysis and simulation results show that the algorithm in the guarantee the D2D users multiplexing cellular user resources and improve spectrum efficiency at the same time, can improve the D2D communication system can reach rate and system throughput, further reduce the symbol error probability.

zh-cn	针对天线阵列的幅相误差严重影响阵列测向算法估计性能的问题,提出了一种基于线性变换的阵列幅相误差自校正算法。
en-us	For the amplitude and phase errors of the antenna array estimate performance problems seriously affect the array direction finding algorithm, is put forward based on the array of the amplitude-phase error correction algorithm of linear transformation.

zh-cn	该方法通过利用幅度相位特性一致的辅助阵元,进行矩阵的正交线性变换,并结合最小二乘法算法,有效地估计阵列的幅相误差系数和入射信号的波达方向。
en-us	‭The method by using amplitude phase characteristic consistent auxiliary array yuan, matrix of orthogonal linear transformation, and connecting with the least squares algorithm, effectively estimate the amplitude and phase error of the array coefficient and incident signal doa.

zh-cn	其不需要谱峰搜索,无特征分解运算,计算量小,复杂度低,可实现对阵列幅相误差的快速校正。
en-us	‭Not to need the spectrum peak search, no operation characteristic decomposition, a small amount of calculation and low complexity, which can realize the fast array amplitude phase error correction.

zh-cn	计算机仿真实验结果验证了该算法估计性能的有效性。
en-us	‭The computer simulation results verify the effectiveness of the proposed algorithm estimates the performance. ‭

zh-cn	动态武器-目标分配问题是战场指挥控制决策中的关键问题。
en-us	Dynamic weapon target assignment problem is the key issues in the battlefield command and control decision.

zh-cn	由于动态武器-目标分配算法是在攻击间隙所做的决策,对计算时间的实时性要求较高。
en-us	Due to the dynamic weapon target assignment algorithm is to attack the decisions clearance, high real-time demand of computing time.

zh-cn	解决这一问题,可以采用机器学习的方法基于战场辅助决策系统的武器-目标分配,从已知的决策中推理生成出新的决策,而不必每个步骤中都重新搜索新的目标分配方案。
en-us	Can solve this problem, using machine learning method based on the battlefield auxiliary decision system of weapon target assignment, to generate a new decision from the known decision reasoning, rather than every step to search the new target allocation.

zh-cn	根据这种思路,提出了一种基于类型2区间模糊K近邻分类器的武器-目标分配方法,利用分支定界法得到的分配方案作为训练样本,通过构造并行运行的类型2区间模糊K近邻分类器来推导目标分配结论,实现了快速决策的目的。
en-us	According to this thinking, this paper proposes a fuzzy K nearest neighbor classifier based on type 2 range weapons - target allocation method, the distribution of the branch and bound method are used to get the solution as the training sample, by constructing parallel type 2 interval fuzzy K neighbor classifier to target distribution is derived conclusions, realized the purpose of quick decision.

zh-cn	由于受到模糊集理论的限制,模糊时间序列预测理论在不确定数据集的描述上有失客观,针对这种局限性,提出一种直觉模糊时间序列预测模型。
en-us	Due to the limitation of the fuzzy set theory, the theory of fuzzy time series prediction on the description of the uncertain data set is objective, according to this limitation, a kind of intuitionistic fuzzy time series forecasting model is put forward.

zh-cn	应用模糊聚类算法实现论域的非等分划分;‭
en-us	‭Applying the theory of fuzzy clustering algorithm implementation of equal division;

zh-cn	针对直觉模糊时间序列的数据特性,提出一种更具客观性的隶属度和非隶属度函数的确定方法;
en-us	‭Based on the data characteristics of intuitionistic fuzzy time series, this paper puts forward a more objective method for determining the relative membership degree and the membership functions.

zh-cn	‭提出一种基于直觉模糊近似推理的模型预测规则。
en-us	‭In this paper, a model prediction rules based on intuitionistic fuzzy approximate reasoning.

zh-cn	在Alabama大学入学人数和中国社会消费品零售总额数据集两组数据集上分别与典型方法进行对比实验,结果表明该模型有效提高了预测精度,证明了模型的有效性和优越性。
en-us	‭Enrollment at the university of Alabama and China's total retail sales of social consumer goods data set two groups of data sets, respectively compared with typical method experiment, the results show that the model improves the prediction accuracy effectively, to prove the validity and superiority of the model.

zh-cn	传统的基于最优成像空间的双基地合成孔径雷达(synthetic aperture radar,SAR)成像算法是一种性能卓越的SAR成像算法,其具有散射点在成像空间定位准确,算法复杂度低以及聚焦性能高等优点。
en-us	Traditional based on the optimal imaging space of bistatic synthetic aperture radar (synthetic aperture radar, SAR) imaging algorithm is a kind of the excellent performance of SAR imaging algorithm, its scattering point in accurate imaging space, low algorithm complexity and high focus on performance, etc.

zh-cn	然而,随着观测场景的扩大,该算法会出现散射点在成像空间定位不准确以及聚焦性能下降的缺点。
en-us	However, with the enlargement of the observation scene, the algorithm will be scattered points in the image space positioning inaccurate and focusing on the disadvantage of performance degradation.

zh-cn	为了克服这些缺点,在SAR成像领域首次提出了距离历史向量匹配比的概念,基于该概念,又进一步提出了一种新的基于广义最优成像空间的双基地SAR成像算法。
en-us	In order to overcome these shortcomings, is proposed for the first time in the field of SAR imaging distance vector matching than the concept of history, based on this concept, and further puts forward a new kind of imaging based on generalized optimal space of bistatic SAR imaging algorithm.

zh-cn	所提出的算法不再受限于观测场景的大小,可以对大观测场景(宽测绘带)进行高质量的成像。
en-us	The proposed algorithm is limited by the size of the observation scene, no longer can observed on big scene (wide band) of surveying and mapping quality of imaging.

zh-cn	实验结果表明,所提出的算法是有效的和可行的。
en-us	The experimental results show that the proposed algorithm is effective and feasible.

zh-cn	围绕动态Delaunay三角剖分(dynamic delaunay triangulation,DDT)方法难以对空域动态三角剖分中产生的反转三角形实现稳定局部更新问题,提出以顺序的点删除与点增加的局部更新方式替代反转三角形的局部更新方式的改进方法。
en-us	Around the dynamic Delaunay triangle subdivision (dynamic Delaunay triangulation, DDT) methods to dynamically over the airspace triangle subdivision of inverted triangle stable local update problems, put forward with order point to delete and instead point to increase local update inverted triangle way of local update methods of improvement.

zh-cn	实验结果表明,改进的DDT方法获得的潜在冲突航空器数目与空域内航空器密度无关,且具有更低的局部更新时间复杂度和稳健性。
en-us	‭The experimental results show that the improved method of DDT to obtain the number of potential conflict aircraft has nothing to do with the density of airspace aircraft, and has a lower local update time complexity and robustness.

zh-cn	改进的DDT方法更稳健,更适用于空管指挥系统的潜在冲突筛选任务。
en-us	‭Improved DDT method is more robust, more suitable for the screening task air traffic control command system of potential conflict. ‭

zh-cn	针对地磁异常引起磁参量变化规律失真,导致自主水下航行器(autonomous underwater vehicle,AUV)导航搜索算法极易陷入局部极小的问题,提出了一种基于种群信息熵的进化搜索方法。
en-us	For magnetic anomalies caused by parameter change rule distortion, leading to autonomous underwater vehicle (autonomous underwater vehicle, the AUV) navigation search algorithm easy to fall into local minimum problem, put forward a kind of evolutionary search method based on the population information entropy.

zh-cn	该方法对地磁异常区域内信息熵的变化状态进行观测,通过预设的熵值门限值判断搜索算法是否进入磁异常区域,采用最大概率选择机制使算法跳出异常区域的干扰,避免算法陷入局部极小,并且对算法的收敛性进行证明。
en-us	The method of geomagnetic abnormal changes of information entropy in the area of state, through the preset entropy threshold method to determine whether a search algorithm into magnetic anomaly area and jump out of the abnormal area using the algorithm of maximum probability selection mechanism the interference, avoid algorithm trapped in local minimum, and prove the convergence of the algorithm.

zh-cn	在未知环境下对AUV的导航搜索算法进行仿真,结果表明,利用熵值观测和最大概率选取的方法能够使得AUV在磁异常存在的情况下完成导航任务,验证了算法的有效性。
en-us	In unknown environments of AUV navigation search algorithm are simulated, the results show that using entropy observation and selection of maximum probability method can make the AUV in the presence of magnetic anomaly navigation task, verify the effectiveness of the algorithm.

zh-cn	基于尺度不变特征算法,提出了一种适用于弹载合成孔径雷达图像匹配的改进算法。
en-us	Based on scale invariant feature algorithm, this paper proposes a suitable for on-board, synthetic aperture radar image matching algorithm.

zh-cn	该算法首先通过在构建的高斯差分尺度空间中搜索特征点,然后利用指数加权均值比算子计算特征点的梯度幅值和方向,并通过简化的特征描述子生成特征向量。
en-us	‭The algorithm firstly through the search feature points in the gaussian difference scale space is constructed, and then the index than the weighted average operator is used to calculate the gradient amplitude and direction of feature points, and by simplifying the feature descriptor to generate the feature vector

zh-cn	最后采用距离比和几何一致性准则剔除错误匹配的特征点对,实现图像匹配。
en-us	Then using distance ratio and geometric consistency criterion, to eliminate error matching feature points, to achieve image matching.

zh-cn	实验结果表明,改进算法对SAR图像在旋转、光照、尺度变化等情况下都有很好的匹配效果,并且降低了计算复杂度,有较强的鲁棒性和实时性。
en-us	‭The experimental results show that the improved algorithm of SAR image in cases such as rotation, illumination, dimension change have good matching effect, and reduces the computational complexity, strong robustness and real-time performance. ‭

zh-cn	提出了一种基于三次相位变换(cubic phase transform,CPT)和重构相位函数(reconstructing phase function,RPF)的空中高机动目标参数估计方法。
en-us	Is proposed based on a three phase transformation (cubic phase transform, CPT) and refactoring phase function (reconstructing phase function, RPF) air high maneuvering target parameter estimation method.

zh-cn	为了实现目标高阶参数的估计,该方法首先通过双线性变换求得接收信号的相位函数,实现信号降阶和待估参数的分离;
en-us	In order to achieve the goal of higher order parameter estimates, the method is firstly obtained by bilinear transformation of received signal phase function, a reduced order and realize signal separation of be estimated parameters;

zh-cn	然后利用多阵元采样重构参考阵元的相位函数,等效增加了参考阵元相位函数的时间采样,实现了参考相位函数的相干积累;
en-us	Arrays and use more sampling reconstruction phase function of reference and reference array yuan more equivalent time sampling phase function, to realize the coherent accumulation of reference phase function;

zh-cn	最后进行参数估计。
en-us	The last parameter estimation.

zh-cn	仿真结果表明,在输入信噪比较低、采样脉冲较少的情况下,该算法能够以较高的精度实现对高机动目标的参数估计。
en-us	The simulation results show that the input low signal noise ratio (SNR) and under the condition of less sampling pulse, the algorithm can be implemented with high accuracy parameter estimation of high maneuvering target.

zh-cn	安装二维弹道修正引信后大口径榴弹的弹道特性发生了较大变化,偏流等弹道特性和修正控制机理的研究是面临的重要问题。
en-us	After installation of the two-dimensional trajectory correction fuze large changes have taken place in the ballistic characteristics of large caliber grenade, bias current and ballistic characteristics and correction control mechanism research is an important problem facing.

zh-cn	针对该问题,基于双旋弹丸的攻角方程,通过无控和有控两种状态下动力平衡角和偏流解析表达式的推导,定性分析了偏流的影响因素,并采用系数冻结法给出了偏流的定量计算方法。
en-us	‭Aiming at this problem, based on the twin twist Angle of attack of the projectile equations, two kinds of control through has no control and dynamic balance Angle and deviation analytic expression is derived, the qualitative analysis the influence of flow deviation factors, and USES the coefficient freezing method gives a quantitative calculation of flow deviation method.

zh-cn	通过分析有控状态下控制力项对动力平衡角和攻角变化的影响,研究了修正控制对偏流的影响规律。
en-us	‭By analyzing the control mode control for the balance of power Angle and changes in the Angle of attack, revision control is studied on the influence law of flow deviation.

zh-cn	仿真结果表明,弹体转速、射角、飞行时间、固定鸭舵滚转角等是影响偏流的重要因素,所给出的偏流计算方法可较精确的计算偏流值。
en-us	‭The simulation results show that the projectile speed, shooting Angle, flight time, fixed duck rudder roll Angle is one of the important factors affecting drift, given flow deviation calculation method can be more accurate calculation of flow deviation value.

zh-cn	研究结果可应用于固定鸭舵式二维弹道修正榴弹的总体设计中,对该型弹丸的研究具有理论和工程意义。
en-us	‭The research results can be applied to fixed duck rudder type two-dimensional trajectory correction of shrapnel in the overall design, the study of this type projectile with theoretical and engineering significance. ‭

zh-cn	空时自适应处理(space-time adaptive processing,STAP)是抑制因平台运动导致谱展宽的地物杂波的有效技术,近三十年来受到广泛关注,其中平台运动通常假设为匀速。
en-us	Space-time adaptive processing (space time adaptive processing, STAP) suppress clutter spectrum broadening caused by platform motion object were the effective technology, widely in nearly 30 years, which usually assumed as uniform platform movement.

zh-cn	分析了变速平台情况下地物回波多普勒谱特性,相比传统匀速平台情况,杂波回波的多普勒谱展宽更严重,且展宽程度与阵列面向、散射点位置以及脉冲积累均有关; ‭
en-us	Analyzed the transmission platform case features echo doppler spectrum characteristics, compared with the traditional uniform platform, clutter echo doppler spectral broadening is more serious, and array for broadening and scattering point location as well as pulse accumulation are related;

zh-cn	因此,变速平台情况下,直接采用传统的STAP方法,其杂波抑制性能,尤其是在主杂波区的性能变差,严重降低慢速目标检测性能。
en-us	‭Cases, therefore, variable speed platform directly with conventional STAP method, the clutter suppression performance, especially in the performance variation of the main clutter area, serious reduce slow target detection performance.

zh-cn	对此,提出一种基于数据域的补偿方法,通过构造补偿矩阵抑制加速度在相位上产生的增量,从而抑制杂波的多普勒谱展宽。
en-us	In this paper, a compensation method based on the data fields, by constructing the compensation matrix inhibit acceleration on the phase increment, thus suppressing clutter doppler spectral broadening.

zh-cn	仿真结果表明,所提方法可使杂波多普勒谱变窄、STAP的杂波抑制改善因子提高,尤其慢速目标的检测性能明显提高。
en-us	The simulation results show that the proposed method can make the clutter doppler spectrum narrowing, clutter suppression of STAP improve factor, especially slow target detection performance has improved significantly.

zh-cn	近距离主动毫米波人体成像是检测藏匿在人体衣物下危险品的一种有效手段。
en-us	Close active millimeter wave body imaging is hiding under the body clothing is an effective means of dangerous goods.

zh-cn	针对主动毫米波图像分辨率高,人体不同部位呈现不同特性,以及人体、其他携带物和危险物特性相互影响和干扰、危险物检测困难的特点,提出了一种主动毫米波图像多危险物检测方法;
en-us	‭For active millimeter wave image resolution is high, present different characteristics at different positions of the body, and the characteristics of the human body, the other carrying objects and hazards of mutual influence and interference, danger detection difficult characteristics, puts forward a kind of active millimeter wave image how dangerous objects detection method;

zh-cn	通过基于人体特征的区域划分,采用图像区域化的自适应阈值图像分割、结合数学形态学的二次提取方法,实现了主动毫米波图像人体携带多危险物的检测和提取。
en-us	Based on division of human characteristics, using adaptive threshold image segmentation, image regional secondary extraction combined with mathematical morphology method, realized the active millimeter wave image body carry much danger detection and extraction.

zh-cn	对实际获取的图像进行了多危险物检测实验,检测率为84.‭13%,虚警率为6.‭61%。
en-us	‭To actually get the image more dangerous testing experiment, the detection rate was 84. ‭13%, false alarm rate was 6. ‭61%.

zh-cn	仿真实验结果表明了所提方法的有效性和实用性。
en-us	‭Simulation results show the effectiveness and practicability of the proposed method.

zh-cn	针对产品的可靠性评估问题,一般需要统计分析寿命试验中收集到的试验数据。
en-us	According to the reliability evaluation of the product problem, generally need to statistical analysis of life test in the collected test data.

zh-cn	假如所有试验样品都在不同时刻终止试验,这种方式就是不等定时截尾寿命试验。
en-us	Terminate the test if all the test samples in different time, this way is truncated life test regularly.

zh-cn	针对不等定时截尾数据,现有方法大多只能得到参数的点估计,缺乏针对参数置信区间的估计方法。
en-us	In view of the different timing of according to, most of the existing method of point estimation of parameter, the lack of a confidence interval for parameters estimation method.

zh-cn	针对这一问题,在指数分布下,根据样本空间排序法这一理论,推导得到一个比现有方法更简单的计算方法。
en-us	In order to solve this problem, under the exponential distribution, according to the sample space sorting method of the theory, deduces the calculation method of a simpler than the existing methods.

zh-cn	作为对比,基于极大似然估计的性质和bootstrap方法,又提出两个置信下限的近似求解方法。
en-us	In contrast, the nature and the bootstrap method based on maximum likelihood estimation, and the confidence lower limit of two approximate solution method is put forward.

zh-cn	然后,通过蒙特卡罗仿真实验和一个算例,比较了这3个方法。
en-us	Then, by monte carlo simulation and a numerical example, the three methods are compared.

zh-cn	实验表明基于样本空间排序法的计算结果更优。
en-us	Experiments show that better calculation results based on the sample space sorting method.

zh-cn	由于受到发射机功率和波形能量的限制,现代雷达系统一般选择恒模波形来实现发射功率的最大化利用。
en-us	Due to the limitation of transmitter power and wave energy, the modern radar system generally choose constant modulus waveform to achieve maximum use of transmission power.

zh-cn	针对Phased-MIMO雷达子阵单元之间的恒模正交波形优化设计问题,基于矩阵谱逼近的思想,本文提出了一种新的波形设计框架。
en-us	‭For multi-input multi-output (MIMO) LeiDaZi Phased - array unit between the constant modulus of orthogonal waveform optimization design problems, based on the idea of matrix spectrum approximation, this paper proposes a new waveform design framework.

zh-cn	首先假设输出信干比的需求得到划分的子阵数目,根据最大信噪比准则对子阵单元进行波束形成,提高了雷达系统的抗干扰性能;
en-us	‭First assumes that output dry ratio of the number of submatrix requirements are divided, according to the maximum SNR criterion for array beam forming unit, improve the anti-jamming performance of radar system;

zh-cn	其次采用迭代矩阵谱逼近算法(iterative matrix spectral approximation algorithm,IMSAA)对子阵单元之间的正交波形进行优化设计,相对于multi-CAN算法,该算法能够获得更好的相关性能,而且运算效率较高,最终实现了恒模波形的优化设计。
en-us	Secondly by iterative matrix spectral approximation algorithm (iterative matrix spectral approximation algorithm, IMSAA) for array unit between the orthogonal waveform optimization design, relative to the multi - CAN algorithm, this algorithm CAN get better performance, and higher operation efficiency, finally realize the optimization design of the constant modulus waveform.

zh-cn	仿真结果证明了算法的有效性。
en-us	‭The simulation results prove the effectiveness of the algorithm. ‭

zh-cn	卫星通信中利用直接序列扩频技术具有一定的抗干扰能力,但由于扩频增益无法做到无限大,当强干扰超过系统的干扰容限时,系统传输性能将会大幅降低。
en-us	Of direct sequence spread spectrum technology in satellite communication has a certain anti-interference ability, but can't do it because of the spread spectrum gain infinite, when strong interference of the interference capacity than the system, the system transmission performance will be greatly reduced.

zh-cn	通过变换域信号处理技术对直接序列扩频中的干扰进行检测与抑制,能够增强其抗干扰能力。
en-us	Through the transform domain signal processing technology of the interference in the direct sequence spread spectrum detection and suppression, can enhance its anti-jamming ability.

zh-cn	小波包变换具有优异的时频域局部分析能力,非常适合用于直接序列扩频系统中干扰检测与抑制。
en-us	Wavelet packet transform has excellent time-frequency domain local analysis ability, very suitable for interference detection and suppression in direct sequence spread spectrum system.

zh-cn	分别对规则小波包分解和最佳小波包分解进行了研究,提出了一种基于最佳小波包分解的干扰抑制新方法,通过将子带功率比与最小功率阈值相结合,实现对干扰进行定位和抑制。
en-us	Wavelet packet decomposition of the rules and the best wavelet packet decomposition was studied, is put forward based on the best wavelet packet decomposition, a new method of interference suppression, by moving the subband power ratio and the minimum power threshold, the combination of implementation is to locate and suppress the interference.

zh-cn	仿真结果表明,所提出的算法与基于规则小波包分解的干扰抑制和传统的快速傅里叶变换算法干扰抑制相比较,性能得到显著改善,且在计算复杂度上上升极少,是提高直接序列扩频信号抗干扰能力的更有效的选择。
en-us	The simulation results show that the proposed algorithm and wavelet packet decomposition based on the rules of interference suppression and traditional fast Fourier transform algorithm, in comparison with interference suppression performance is improved significantly, and the rise in computational complexity, improve the anti-jamming ability of direct sequence spread spectrum signal is more effective.

zh-cn	针对机电作动的飞机防滑刹车模型具有的高阶非线性及参数时变特点,提出一种基于障碍Lyapunov函数的动态面控制方法,实现对滑移率的上界约束,保障防滑刹车系统的稳定性。
en-us	In view of the electromechanical actuation model of aircraft antiskid brake with high order nonlinear and parameter time-varying characteristics, puts forward a kind of dynamic surface control method, based on obstacles Lyapunov function for the sliding rate of the upper bound constraint, guarantee the stability of the anti-skid braking system.

zh-cn	建立飞机刹车动力学模型,与机电作动器的数学模型联立得到整体刹车系统的状态空间模型,并合理简化为严格反馈形式。
en-us	‭Aircraft braking kinetics model is set up, and the mathematical model of electromechanical actuator simultaneous get whole state space model of braking system, and reasonable simplified as strict feedback form.

zh-cn	将刹车系统的控制稳定性问题等效描述为含输出约束的非线性系统镇定问题,设计动态面控制律并通过Lyapunov方法证明滑移率跟踪误差半全局一致最终有界,刹车工作点始终保持在稳定区域内。
en-us	‭Described braking system control stability problem equivalent to contain output constraint stabilization problem of nonlinear systems, dynamic surface control law design and slip rate of the tracking error is proved by the Lyapunov method and a half globally uniformly ultimately bounded, and the brake point are always stay in the stable region.

zh-cn	仿真结果表明,本文所提控制策略具有稳定性优势,且改善了传统控制存在的中低速时滑移率振荡问题,控制效果有显著提升。
en-us	‭The simulation results show that the stability of the proposed control strategy has the advantage, and improve the traditional control the problem of low speed when the slip ratio of oscillation of the control effect has been increased significantly. ‭

zh-cn	针对未来航空集群作战的全新网络需求,提出了"航空集群云网络"的概念,设计了网络通信层面与任务需求层面耦合机制,为航空集群网络的具体通信技术研究提供了参考。
en-us	Against future aviation cluster brand new network requirements, puts forward the concept of "air cloud cluster network, designed a network communication level and task demand level coupling mechanism, for the specific communication technology research of aviation cluster network provides reference.

zh-cn	并在此基础上结合基于正交频分多址(orthogonal frequency division multiple access,OFDMA)的可变带宽信道分配技术设计了一种面向航空集群云网络的媒体接入控制协议(aeronautic swarm cloud network oriented media access control protocol,ASCN-MAC)。
en-us	On the basis of combination based on orthogonal frequency division multiple access (orthogonal frequency division multiple access, OFDMA) of variable bandwidth channel allocation technology to design a kind of media access control protocol for aviation cluster cloud network (aeronautic swarm cloud network oriented media access control protocol, ASCN - MAC).

zh-cn	详细设计了协议的任务需求认知机制,为智能化任务规划决策提供了通信支撑,并从需求出发,基于OFDMA的特点,提出了面向任务需求的层次化信道资源预约方式和信道资源贪婪预约算法。
en-us	The detailed design of the agreement the mission requirements of cognitive mechanism, provides communication support for the decision-making for intelligent task planning, and starting from the demand, based on the characteristics of OFDMA, put forward the task demand oriented hierarchical channel resource reservation mode and channel resource reservation greedy algorithm.

zh-cn	仿真结果表明,ASCN-MAC协议在任务规划决策的通信支撑能力、吞吐量性能和实时性上均具备较强的优势,可以满足新的作战样式下大量面向任务需求信息的可靠低时延传输。
en-us	Simulation results show that ASCN - MAC protocols in mission planning decision supporting ability of communication, the real time and throughput performance has the advantage of strong, can meet the demand of new operational style of task oriented information transmission reliable low latency.

zh-cn	对全新作战样式下新一代航空数据链的研究具有一定的参考、借鉴意义。
en-us	Under the new battle style for a new generation of aviation data link research has a certain reference and reference.

zh-cn	利用阵列天线波束指向空间相关性的特点,可以构建一个类似于传统锁相环结构的闭合环路以实现对导航信号来波方向(direction of arrival,DOA)的跟踪。
en-us	Advantage of the characteristics of spatial correlation array antenna beam direction, can build a structure similar to traditional phase-locked loop closed loop to realize the navigation signal to wave of direction (DOA) direction of concatenated, tracking.

zh-cn	DOA跟踪环路中鉴别器的实现方法主要有实部相减相干法、幅值相减归一化法、功率相减归一化法,首先基于波束形成技术建立了阵列天线导航接收机DOA跟踪模型。
en-us	‭DOA tracking loop discriminator in the implementation of the methods mainly include real subtraction coherent method, amplitude subtracting the normalization method, power subtracting the normalization method, first of all, based on beamforming is DOA tracking navigation receiver antenna array model is established.

zh-cn	在此基础上从鉴别器增益、收敛范围和输出噪声方差3个方面对比分析了采用不同角度鉴别器算法的跟踪性能,最后对其进行了仿真验证。
en-us	Based on the convergence range and output from the discriminator gain, noise variance with different angles analyzed three aspects of contrast discriminator tracking performance of the algorithm, finally the simulation verification. ‭

zh-cn	针对轨迹优化直接方法,提出了以控制变量曲率为基础的最小绝对收缩与选择算子(least absolute shrinkage and selection operator,LASSO)网格自适应加密策略,用于提高优化精度。
en-us	Trajectory optimization for direct method, and put forward the control variable curvature based least absolute shrinkage and selection operator (further absolute shrinkage and selection operator, LASSO) grid adaptive encryption strategies, used to improve the optimization precision.

zh-cn	以高分辨率二分网格节点为中心,构造径向基函数逼近控制曲线,利用LASSO方法估计径向基函数系数,并自动筛选出位于控制曲线曲率极大区间的高分辨率节点加密当前网格。
en-us	At high resolution binary grid node as the center, construct radial basis function (RBF) approximation control curve, coefficient of radial basis function is estimated based on the LASSO method, and automatically select high resolution node located in the control curve curvature maximum range encryption of the current grid.

zh-cn	本文方法不需要进行状态和控制误差估计,适应性和通用性强。
en-us	The method does not need to state and control error estimation, adaptability and versatility.

zh-cn	两组典型算例验证了方法的有效性。
en-us	Two groups of typical numerical examples verify the effectiveness of the method.

zh-cn	对超奈奎斯特(faster than Nyquist,FTN)和奈奎斯特系统的频谱效率进行了对比分析。
en-us	For super Nyquist (faster - than Nyquist, FTN) and frequency spectrum of Nyquist system efficiency is analyzed.

zh-cn	在绝对带宽的前提下,首先证明了基于根升余弦函数脉冲的单载波FTN可达速率大于奈奎斯特可达速率,并推导了有子载波间干扰的多载波FTN的频谱效率公式。
en-us	‭On the premise of absolute bandwidth, first proves that the pulse based on root ascending cosine function of single carrier FTN can reach rate is greater than the Nyquist can reach rate, and the son was deduced multicarrier FTN intercarrier interference spectrum efficiency formula.

zh-cn	本文证明了单载波FTN的频谱效率大于奈奎斯特系统的频谱效率,并且证明了单载波FTN的频谱效率随着滚降因子的减小而增大。
en-us	‭This paper proves that the spectrum efficiency of single carrier FTN spectral efficiency is greater than the Nyquist system, and proves that the spectrum efficiency of single carrier FTN with the decrease of the rolling reduction factor. ‭

zh-cn	基于频谱效率公式和数值仿真,本文给出了多载波FTN对于不同滚降因子的最优子载波间隔。
en-us	Based on spectrum efficiency formula and numerical simulation, this paper presents a multicarrier FTN for different rolling reduction factor of the sub carrier spacing.

zh-cn	结果表明,即使存在子载波间干扰,基于最优子载波间隔的多载波FTN频谱效率也高于正交系统(奈奎斯特)的频谱效率。
en-us	‭Results show that even intercarrier interference, based on the interval of sub carrier multicarrier FTN spectrum efficiency is also higher than that of orthogonal system (Nyquist) spectrum efficiency. ‭

zh-cn	为定量分析脉冲熄灭产生的子载波间干扰对空时分组编码-正交频分复用(space-time block codingorthogonal frequency division multiplexing,STBC-OFDM)接收机差错性能的影响,在频率选择性瑞利衰落信道下理论分析给出脉冲熄灭STBC-OFDM接收机输出信噪比的计算公式。
en-us	Out the child for quantitative analysis of pulse intercarrier interference of space-time block coding orthogonal frequency division multiplexing (space - time block codingorthogonal frequency division multiplexing, STBC - OFDM) receiver error performance, the influence of the theory analysis under frequency selective Rayleigh fading channel pulse is given out STBC - OFDM receiver output SNR calculation formula.

zh-cn	并以此为基础,定量分析了脉冲熄灭对STBCOFDM接收机符号差错性能的影响。
en-us	And on this basis, quantitative analysis of the pulse effect on the properties of STBCOFDM receiver symbol errors.

zh-cn	计算机仿真结果表明,论文给出的理论结果与仿真结果完全一致,验证了理论分析的正确性。
en-us	The computer simulation results show that the paper gives the theoretical results are in complete accord with the results of simulation, the correctness of the theoretical analysis is verified.

zh-cn	考虑存在通讯时延,在有向通讯拓扑结构下研究多Euler-Lagrange系统的协调跟踪控制问题。
en-us	Considering there are communication time delays, under the directed communication topology research coordinate tracking control problem of Euler - though laser systems.

zh-cn	仅有部分跟随者可以获得静态领航者信息。
en-us	‭Only part of the follower static pilot information can be obtained.

zh-cn	对每一个跟随者设计了一种分布式观测器,以获得领航者的状态量。
en-us	‭For each follower has designed a distributed observer, in order to obtain the status of pilot.

zh-cn	针对系统模型具有非线性不确定性和外部扰动情况,基于神经网络方法提出了两种分布式自适应协调控制律,分别使每一个跟随者对领航者的跟踪误差最终有界和渐近收敛到零。
en-us	‭In view of the system model with nonlinear uncertainties and external disturbance, based on neural network method is put forward two kinds of distributed adaptive coordination control law, respectively, to make every a follower of pilot ultimate boundedness and asymptotic tracking error converges to zero.

zh-cn	运用Lyapunov稳定性理论对两种控制律的稳定性进行了证明。
en-us	‭By using Lyapunov stability theory to prove the stability of the two kinds of control law.

zh-cn	数值仿真验证了本文提出的控制律的有效性。
en-us	‭Numerical simulation verified the effectiveness of the proposed control law. ‭

zh-cn	无偏置上仰投弹是一种典型的激光制导炸弹投放战术,作战飞机战术机动规划的目的是在遵循战术要求的前提下寻找出最优飞行航路以及装备操作关键点、时机和参数。
en-us	Unbiased set up bombs is a kind of typical laser-guided bombs on the tactics and combat aircraft is the purpose of the tactical planning in the tactical requirements under the premise of finding out the optimal flight route and operation key points of equipment, timing and parameters.

zh-cn	根据无偏置上仰投弹战术描述,建立了基于机动组合的战术模型。
en-us	According to the unbiased set up bombs tactics described, based on the combination of mobile tactical model is established.

zh-cn	综合考虑战机机动性能和激光制导弹使用限制等约束条件,以地面目标毁伤程度最大化和战机受威胁程度最小化为目标,建立了战术机动多目标优化模型。
en-us	Missile and laser system considering aircraft maneuver performance constraints of limited use, degree of damage to ground targets to maximize and aircraft by minimizing the target threat degree, tactical maneuvers multi-objective optimization model is established.

zh-cn	采用基于分解的多目标优化算法求解模型。
en-us	The multi-objective optimization algorithm based on decomposition model.

zh-cn	仿真实验验证了模型和算法的可行性、有效性。
en-us	Simulation results verify the feasibility and validity of model and algorithm.

zh-cn	为了研究水下航行器探测的新途径,以水下航行器产生的尾流为研究对象,推导建立了水下航行器尾流感应电磁场的浅海数学模型,并利用高斯积分法对数学模型进行了数值求解和实例仿真计算。
en-us	New way to study the detection of underwater vehicle, in wake of underwater vehicle as the research object, established the underwater vehicle wake induced electromagnetic field is derived mathematical model of the shallow sea of mathematical model and by using the gauss integral method for numerical solution and the instance simulation calculation.

zh-cn	结果表明,水下航行器尾流感应电磁场具有频率低、远场衰减速度慢、传播距离远、持续时间长的特点,量级可观具有可探测性,可用于对水下航行器的探测。
en-us	The results show that the underwater vehicle wake induced electromagnetic field with low frequency and slow attenuation speed, far field characteristic with long transmission distance, duration, magnitude has significant detectable, can be used for the detection of underwater vehicle. ‭

zh-cn	为了保证面向指挥决策支持的在线仿真系统可信性,提出了情报数据驱动的在线仿真系统动态修正方法。
en-us	In order to ensure that the command and decision support system for on-line simulation credibility, proposed the intelligence data driven online simulation system of dynamic correction method.

zh-cn	首先,依据情报数据变化快慢,将其分为缓变和快变两类数据; ‭
en-us	First of all, on the basis of intelligence data speed change, it divided into two categories, slow and fast change data;

zh-cn	然后,从位置接近性和外形相似性两个方面刻画缓变数据间差异,从趋势项差异和平稳项差异两个方面刻画快变数据间差异,由此实现了仿真输出与情报数据一致性的度量; ‭
en-us	‭Then, from two aspects of location proximity and similarity shape features graded differences between data, from the trend term and smooth differences differences between the two aspects of depicting fast variable data, thus realizes the simulation output and intelligence data consistency measure;

zh-cn	进一步,基于拉丁超立方实验设计方法确定仿真模型"修正集合",并利用主成分分析综合仿真输出一致性指标,从修正集合中选择使得仿真模型可信性最佳的修正方案。
en-us	‭Further, the simulation model is determined based on the Latin hypercube experimental design method "fixed collection", and by using principal component analysis comprehensive simulation output consistency index, from the correction in the collection choose to make the best correction scheme of simulation model credibility.

zh-cn	通过应用实例,表明了方法的有效性。
en-us	Through the application examples, demonstrates the effectiveness of the proposed method.

zh-cn	提出了一种基于场景点遍历的多普勒带宽计算方法。
en-us	Attractions traversal is put forward based on the field of doppler bandwidth calculation method.

zh-cn	该方法能得到准确的脉冲重复频率(pulse repetition frequency,PRF)下限值,解决了传统计算方法存在的发射脉冲数过多及PRF参数无法设计的问题;
en-us	This method can get accurate pulse repetition frequency, pulse repetition frequency, PRF) lower limit value, solved the problem of the transmitted pulse in traditional calculation method for too much and PRF parameters can't design problems;

zh-cn	同时解决了雷达方位与俯仰波束宽度不一致时,PRF下限值较难准确计算的问题。
en-us	At the same time solve the radar azimuth and pitching beam width inconsistent, PRF lower limit value is difficult to accurately calculate problem.

zh-cn	构建了基于雷达系统参数和弹载高动态运动特征的PRF参数设计模型,在此基础上提出了通过减小等效斜视角和雷达平台速度的发射脉冲数最小的弹道优化方法。
en-us	‭Constructed based on radar system parameters and its onboard high PRF characteristic of dynamic movement parameter design model, based on the proposed by reducing the emission of equivalent squint Angle and speed of radar platform pulse number of the smallest trajectory optimization method.

zh-cn	弹道仿真验证了本文方法能较好地满足工程应用中弹载下降段大前斜聚束SAR成像时序设计需要。
en-us	‭Ballistic simulation shows that this method can well satisfy the engineering application was shot before load decline period of large inclined bunching SAR imaging timing design needs. ‭

zh-cn	卫星干扰源定位技术的关键之一是定位参数的测量。
en-us	Satellite interference source localization technology is one of the key parameter measurement.

zh-cn	目前传统的定位时延估计算法无法满足在低信噪比环境下的到达时间差(time difference of arrival,TDOA)参数估计。
en-us	At present the traditional time delay estimation algorithm cannot meet the positioning in the arrival time difference of low SNR environment (time difference of concatenated, TDOA) parameter estimation.

zh-cn	为了进一步提高定位性能,提出了基于四阶累积量的最小均方误差算法(least mean square algorithm based on fourth-order cumulant,CUM-LMS),在使用四阶累积量进行时延估计的基础上,提取峰值信息,计算均方误差,得到准确的TDOA参数。
en-us	In order to further improve the positioning performance, based on fourth-order cumulants is proposed minimum mean square error algorithm (further mean square algorithm -based on fourth - order cumulant, CUM - LMS), in the use of fourth-order cumulant based on time delay estimation, extraction of peak information, calculate the mean square error, the exact TDOA parameter.

zh-cn	实验结果表明,所提出的算法有效地提高了时延参数估计的性能。
en-us	Experimental results show that the proposed algorithm can effectively improve the performance of the time delay parameter estimation.

zh-cn	未来的来袭导弹可能具备较强的机动性,其弹道不可预测,针对拦截弹追击此类目标的追逃问题,基于微分对策(differential game,DG)理论建立追逃博弈模型并给出求解方法。
en-us	Future incoming missile might have strong maneuverability, the ballistic unpredictable, in view of the interceptor pursue such a goal pursuit problem, based on differential game (differential game, DG) theory to establish pursuit game model and solving method is given.

zh-cn	模型在分析两者相对运动的基础上,考虑地球重力和自转的影响,以推力角为控制变量,离地高度、速度和经度角为状态变量,建立微分方程组。
en-us	‭Model based on the analysis of relative motion between, on the basis of considering the earth rotates, the influence of gravity and thrust Angle as control variable, the height from the ground, speed and longitude angles as state variables, establish a system of differential equations.

zh-cn	然后将追逃DG模型转化为单边最优对策问题;
en-us	‭Then unilateral pursuit DG model can be converted to the optimal countermeasures problem;

zh-cn	并给出改进的高精度五阶Gauss-Lobatto多项式配点法来近似状态变量对时间的导数,将微分方程组转换为代数约束,降低非线性规划问题复杂程度。
en-us	Is given, in order to improve the precision of Gauss - Lobatto polynomial collocation method state variable is approximated by the derivative of the time, the system of differential equations into algebraic constraints, reduce the complexity of nonlinear programming problems. ‭

zh-cn	最后给出了本文研究的仿真实例。
en-us	Finally the simulation instance is given in this paper.

zh-cn	目前,天波超视距雷达(over-the-horizon radar,OTHR)大多是在空域或匹配滤波后的时频域抑制射频干扰,往往会同时抑制掉射频干扰附近的目标。
en-us	At present, the sky-wave over-the-horizon radar (over - the - horizon radar, OTHR) are mostly in the time-frequency domain after the airspace or matched filtering restrain radio frequency interference, often can inhibit off at the same time the target near the radio frequency interference.

zh-cn	考虑到在匹配滤波后,射频干扰与目标信号都是近似单频信号难以区分; ‭
en-us	After considering the matched filtering, radio frequency interference and the target signal is similar to single frequency signal is difficult to distinguish between; ‭

zh-cn	而在匹配滤波前,目标信号是宽带的线性调频信号,而射频干扰是近似单频的窄带信号,射频干扰与目标信号显著不同,易于分离。
en-us	And in front of the matched filtering, target signal is broadband linear frequency modulation signal, and radio frequency interference is approximate single frequency narrowband signal, radio frequency interference and the target signal is significantly different, easy to separate.

zh-cn	基于该特点,提出了一种基于匹配滤波前的频域干扰置零的射频干扰抑制算法。
en-us	Based on this characteristic, this paper proposes a frequency domain based on matched filtering before interfere with zero rf interference suppression algorithm.

zh-cn	该算法在频域中检测射频干扰的频点位置并将该频点的信号成分置零,最后变换到时域实现射频干扰抑制。
en-us	The algorithm in the frequency domain to detect the frequency of the radio frequency interference point location and the frequency of the signal components of zero, radio frequency interference suppression is realized by transform in time domain.

zh-cn	与传统方法相比,本文所提算法在抑制射频干扰时基本不损害目标信号。
en-us	Compared with traditional methods, this paper proposed algorithm in radio frequency interference suppression basic does not harm the target signal.

zh-cn	实测数据的处理结果验证了所提方法的优越性。
en-us	The measured data processing results show the superiority of the proposed method.

zh-cn	在空间攻防与卫星对抗中,当目标卫星周围有若干小卫星以编队形式对其绕飞时,为使拦截卫星成功击中目标卫星,并且避开编队小卫星的防御区,必须对拦截卫星攻击轨道进行规划。
en-us	In space attack-defense confrontation with satellite, when the target satellite around several small satellites of its orbit, in the form of formation for the intercept satellite successfully hit the target satellite, delimiting and avoid the formation of small satellite, planning must attack to intercept satellite orbit.

zh-cn	寻找到一条既能满足安全性、快速性,又能节省燃料的最优路径。
en-us	‭To find a can satisfy the security, quickness, and can save fuel, the optimal path.

zh-cn	而利用经典数学规划方法,如序列二次规划方法,虽能寻找到最优路径,但并不适应于解决空间对抗中复杂攻防环境模型下的轨道规划问题。
en-us	‭Using the classical mathematical programming method, such as sequential quadratic programming method, is to find the optimal path, but not suitable for solving complex in space combat attack-defense environment under the model of trajectory planning problems.

zh-cn	为此本文提出基于遗传算法的拦截卫星攻击轨道寻优方法。
en-us	‭This paper put forward based on genetic algorithm to intercept satellite orbit optimization methods.

zh-cn	建立目标卫星编队小卫星的动态防御模型作为环境模型,采用可变长度实数编码方式,根据攻击轨道安全性、快速性、燃料消耗最少等要求建立综合适应度函数,并对遗传算子及置换运算方法进行设计。
en-us	‭Target satellite formation of small satellite dynamic defense model is set up as the environment model, using real number encoding, variable length according to attack the rail safety, quickness, and fuel consumption at least their quest to establish a comprehensive fitness function, and the design of genetic operator and displacement computing method.

zh-cn	通过仿真验证,本文提出的轨道优化方法能够寻求到最优攻击路径,并且算法收敛速度较快。
en-us	‭Through the simulation, this paper presents the trajectory optimization method to seek the optimal attack path, and the algorithm convergence speed faster. ‭

zh-cn	针对成像末制导中地面固定目标识别难度大的问题,基于最稳定极值(maximally stable external region,MSER)区域提出一种新的相对定位识别算法。
en-us	Aiming at the ground fixed target recognition in imaging terminal-guidance difficult problem, based on the most stable extremal (maximally stable external region, MSER) area in this paper, a new algorithm of recognition of relative positioning.

zh-cn	提取基准图中目标周围具有尺度和仿射不变特性的MSER特征,根据权重指数自适应选取一定数量的MSER特征作为上下文地标。
en-us	To extract target benchmark the picture around with scale and affine invariant feature MSER characteristics, according to an index weighting adaptive to choose a certain number of MSER features a landmark of context.

zh-cn	提取实时图中的MSER特征,与上下文地标基于规则化互相关准则进行特征匹配,利用双层匹配矫正策略减少误匹配,得到匹配特征对。
en-us	Landmark MSER of real-time image feature extracting, with the context based on the regulation rule of cross-correlation characteristics matching, using the double match correct strategy to reduce false matching, the matched features.

zh-cn	提取匹配特征对的中心点作为参考点求解基准图与实时图之间的空间映射关系,进而利用最小二乘拟合一次多项式计算实时图中目标的位置坐标。
en-us	As a reference point to solve the center of the extraction and matching characteristics of the space mapping relationship between the reference image and real-time image, and then using the least squares fitting polynomial of calculating the location of the object in real-time image coordinates.

zh-cn	实验结果表明,针对复杂地面场景,该方法的最大相对定误差不大于3个像素。
en-us	The experimental results show that, in view of the complex scene on the ground, the method of maximum relative error is not more than three pixels.

zh-cn	基本满足成像末制导对自动目标识别算法稳健性好、识别精度高、抗干扰能力强等要求。
en-us	Basically met imaging terminal-guidance on automatic target recognition algorithm good robustness, high accuracy, strong anti-jamming capability, etc.

zh-cn	目标运动状态的改变将导致目标跟踪算法精度降低或发散。
en-us	Target motion state changes will lead to a target tracking algorithm is reduced or divergent.

zh-cn	为了提高机动目标跟踪的跟踪性能,首先,针对当前统计(current statistical,CS)模型中最大加速度固定设置导致模型误差增大的问题,提出了一种自适应CS模型;
en-us	‭In order to improve the tracking performance of maneuvering target tracking, first of all, in view of the current statistics, the current statistical, CS) model to the maximum acceleration of fixed setting model error increases in problem, an adaptive CS model is put forward;

zh-cn	在自适应CS模型和交互式多模型(interacting multiple model,IMM)的基础上,提出了一种交互式多自适应模型(interacting multiple adaptive model,IMAM)。
en-us	In adaptive CS model and interactive multiple model (interacting multiple model, the IMM), on the basis of an interactive multiple adaptive model (interacting multiple adaptive model, IMAM).

zh-cn	该模型通过采用两个自适应CS模型,能够有效消除目标状态突变造成模型误差急速增大的问题,提高了模型的准确度和适应性。
en-us	The model by adopting two adaptive CS model, can effectively eliminate the target state mutations cause the problem of model error increases rapidly, improve the accuracy and adaptability of the model.

zh-cn	其次,在IMAM的基础上,结合修正卡尔曼滤波(amendatory Kalman filter,AKF)的思想,提出了IMAM-AKF算法。
en-us	‭Secondly, on the basis of IMAM, combining with the modified Kalman filter (amendatory Kalman filter, AKF) thoughts, IMAM - AKF algorithm is proposed.

zh-cn	该算法通过修正最终的状态融合估计值,有效地降低了目标机动造成的模型误差,进一步提高了机动目标跟踪的性能。
en-us	The algorithm through the fixed end state fusion estimation, effectively reduce the target maneuvering model error caused by the further improve the performance of the maneuvering target tracking.

zh-cn	最后,结合自适应渐消卡尔曼滤波(adaptive fading Kalman filter,AFKF)的思想,提出了IMAM-AFAKF算法。
en-us	‭Finally, combined with the adaptive fading Kalman filter, the adaptive fading Kalman filter, AFKF) thoughts, IMAM - AFAKF algorithm is proposed.

zh-cn	仿真结果表明,无论是强机动还是弱机动,IMAM-AFAKF算法都具有较好的跟踪性能。
en-us	‭The simulation results show that both strong mobility and weak maneuvering, IMAM - AFAKF algorithm has good tracking performance.

zh-cn	多波段信号融合技术在信号层将多个不同子带融合成一个大带宽信号,因而能够有效提高雷达图像距离分辨率。
en-us	Multiband signal fusion technology in the signal will be different subband merging into a large bandwidth signal, therefore can effectively improve the range resolution radar images.

zh-cn	目前,基于全极点模型的融合技术主要采用root-MUSIC(multiple signal classification)及其改进算法实现极点的估计,在较弱的噪声条件下这种方法得到了不错的融合效果。
en-us	At present, the fusion technology based on full pole model mainly adopts the root - MUSIC (multiple signal classification) and its improved algorithm to realize the extreme estimates, under the condition of weak noise this method get good fusion effect.

zh-cn	然而在低信噪比条件下root-MUSIC算法容易受到噪声干扰而难以实现正确极点获取,进而极大影响到最终信号融合效果。
en-us	However, under the condition of low SNR root - MUSIC algorithm is susceptible to noise and difficult to achieve the correct pole, which greatly affect the final signal fusion effect.

zh-cn	为减小噪声影响,提出用矩阵束算法实现多波段信号极点估计。
en-us	Beam to reduce noise influence, using matrix estimation algorithm to achieve multichannel signal pole.

zh-cn	在此基础上通过不同子带对应极点间的相位关系估计出相干参数,同时对融合结果以信号差的2范数最小为准则进行迭代,以减小融合信号的误差。
en-us	On this basis, through the phase relationship between different subband corresponding to the pole estimate the coherent parameter, at the same time, the result of the fusion rule of the minimum 2 norm of poor signal as the iteration, as to reduce the error of fusion signal.

zh-cn	最后采用加权寻优的方式进一步提高了信号的融合精度。
en-us	Finally using weighted optimization way to further improve the fusion precision of the signal.

zh-cn	仿真实验结果表明,提出的方法有效提高了低信噪比条件下的多波段信号融合效果。
en-us	The simulation results show that the proposed method effectively improves the low SNR of multiband signal fusion effect.

zh-cn	为进一步减小收敛速率与稳态误差之间的矛盾,改善自适应滤波算法,利用改进的Lorentzian函数提出了一种新的变步长凸组合最小均方(new variable step-size convex-combination of least mean square,NVSCLMS)算法,该算法既有效提高了收敛速率又具备很好的抗干扰能力。
en-us	In order to further reduce the contradiction between convergence speed and steady-state error, improve the adaptive filtering algorithm, the use of the proposed a new improved Lorentzian function variable step convex combination least mean square (the new variable step - size convex - combination of further mean square, NVSCLMS) algorithm, the algorithm effectively improves the convergence rate and good anti-jamming ability.

zh-cn	同时,为了克服CLMS算法停滞等待的弊端,采用了瞬时转移结构;
en-us	‭At the same time, in order to overcome the disadvantages of CLMS algorithm stagnation waiting, the instantaneous transfer structure;

zh-cn	‭另外,在参数的迭代公式中使用sign函数进行优化以降低运算量。
en-us	‭In addition, the parameters used in the iterative formula of sign function is optimized to reduce the computational complexity.

zh-cn	仿真结果证明该算法与CLMS、VS-CLMS相比,在不同的仿真环境中均能表现出良好的均方特性和跟踪特性。
en-us	‭Simulation results prove that the algorithm is compared with CLMS, v - CLMS, in the different simulation environment can show the good characteristics of mean square and tracking.

zh-cn	为了提高偏微分方程放大算法对纹理细节的放大效果,利用改进的复扩散模型耦合均值滤波器,提出了一种图像放大算法。
en-us	In order to improve the algorithm of texture details of the partial differential equation of amplification of amplification effect, using the improved complex diffusion model coupling the mean filter, puts forward an algorithm of image magnification.

zh-cn	改进的非线性复扩散模型能够很好的定位图像边缘,通过冲激滤波器对边缘进行锐化,同时耦合非局部均值滤波器,保持图像内部的自相似特性,利用非局部信息重建高分辨率图像,提高小边缘、细节放大效果。
en-us	Improved nonlinear complex diffusion model can better location image edge, by impulse filter to sharpen edges, coupling nonlocal average filter at the same time, keep the image within the self-similar characteristic, high resolution image reconstruction using nonlocal information, improve the effect of small edges and details amplification.

zh-cn	算法结合非局部信息和局部信息对图像进行放大,增强纹理细节,使图像更加自然,同时减弱对边缘的过度增强,具有较好的放大效果,仿真实验验证了算法的优良性能。
en-us	Algorithm combining the local information and local information of image to enlarge, strengthen the texture details, make the image more natural, less on the edge of the excessive increase at the same time, has good amplification effect, the simulation results demonstrate the good performance of the algorithm.

zh-cn	根据贝叶斯分类准则提出了一种改进的基于局部与全局信息的水平集图像分割模型。
en-us	According to the bayesian classification criterion is proposed an improved level set image segmentation based on local and global information model.

zh-cn	首先,利用图像的局部信息建立了局部能量项,引导目标附近的演化曲线停在目标边缘上;
en-us	‭First of all, the local information of image is used to establish the local energy item, lead to the edge of the curve evolution stops at target near the target;

zh-cn	然后,利用图像的全局信息建立了全局能量项,加速远离目标边缘处演化曲线的演化;
en-us	Then, the global energy was established based on global information of the image, accelerate away from the evolution of the target edge curve evolution;

zh-cn	最后,提出了一种联合局部能量项和全局能量项的统一的水平集模型架构,提高了分割效率和分割灰度不均匀图像的能力。
en-us	Finally, this paper proposes a joint local energy and the unification of the global energy item level set model structure, improve the efficiency of segmentation and uneven gray scale image segmentation.

zh-cn	分割实验结果表明,该改进模型不但提高了对初始轮廓位置的鲁棒性,而且在分割灰度不均匀的图像时也取得了令人满意的分割结果。
en-us	‭Segmentation experiment results show that the improved model not only improves the robustness to initial contour position, and gray uneven image segmentation based on satisfactory separation results were obtained.

zh-cn	合成孔径雷达(synthetic aperture radar,SAR)是相干成像系统,所以接收信号相位的正确性决定了SAR图像的聚焦质量。
en-us	Synthetic aperture radar (synthetic aperture radar, SAR) is a coherent imaging system, so the correctness of the received signal phase determines the quality of SAR image focusing.

zh-cn	利用自聚焦算法对SAR图像进行相位误差函数的估计及补偿是获得高分辨率,高质量SAR图像的关键步骤之一。
en-us	Using autofocus algorithm of phase error in SAR image function estimation and compensation is to obtain high resolution, high quality SAR image of one of the key steps.

zh-cn	其中,相位梯度自聚焦(phase gradient autofocus,PGA)算法运算量适中且鲁棒性好,被广泛应用于SAR自聚焦中。
en-us	Among them, the phase gradient autofocus (phase gradient autofocus, PGA) algorithm computational complexity is moderate and good robustness, and is widely used in SAR autofocus.

zh-cn	然而,PGA算法基于相位误差梯度值进行加权平均估计,相位差分的过程会引起噪声的积累,因此该算法对原SAR图像在方位数据域的信噪比要求较高。
en-us	However, PGA algorithm based on phase error gradient value weighted average estimate, the process of phase difference can cause the accumulation of noise, so the algorithm of the original SAR image in azimuth data fields to demand higher SNR.P

zh-cn	针对PGA算法存在问题,提出了基于多脉冲联合估计的相位误差自聚焦(phase error autofocus,PEA)算法。
en-us	roblems in view of the PGA algorithm, is proposed based on multiple pulse joint estimation of phase error self-focusing (phase error autofocus, PEA) algorithm.

zh-cn	该算法采用了PGA算法的处理结构,并基于相位误差直接进行加权平均估计,可以在较低信噪比条件下正确实现SAR图像的自聚焦处理。
en-us	The algorithm adopts the processing structure of the PGA algorithm, and carries on the weighted average of the estimated directly based on the phase error, can under the condition of low SNR correct self focusing the SAR image processing.

zh-cn	仿真实验以及实测数据处理结果对比均表明,PEA算法可以获得优于PGA算法的自聚焦性能,且实际算法执行时间更短,更有利于算法实时处理。
en-us	Simulation results and the measured data processing results show that both contrast PEA algorithm can obtain better than the self-focusing performance of PGA algorithm, and the actual algorithm execution time is shorter, more conducive to real-time processing algorithm.

zh-cn	针对条带模式合成孔径雷达回波缺失数据,提出了一种利用压缩感知恢复缺失数据并成像的方法。
en-us	Missing for stripe pattern synthetic aperture radar echo data, this paper proposes a using compressed sensing restore the missing data and imaging methods.

zh-cn	将条带数据分块为多个子孔径数据,对子孔径利用压缩感知恢复缺失数据并拼接得到条带数据,缩短了整个数据的恢复时间,推导了压缩感知处理的基矩阵和测量矩阵。
en-us	‭Pair will strip data block multiple sub aperture, aperture using compression perception restore the missing data and get stripe data splicing, shortens the time of the recovery of the whole data compression is deduced from the sensory processing base matrix and measure matrix.

zh-cn	运用最大似然估计的特征向量方法(eigenvector method for maximum likelihood estimation,EMMLE)实现了子孔径缺失数据的自聚焦,满足了压缩感知对图像的稀疏要求。
en-us	‭Using maximum likelihood estimate of the eigenvector method (eigenvector method for maximum likelihood estimation, EMMLE) realize the self-focusing of subaperture missing data, meet the requirement of compression perception of image sparse.

zh-cn	利用压缩感知恢复完整的相位误差信号,解决了子孔径补偿相位误差数据的拼接问题。
en-us	‭Using compression perception to restore the complete phase error signal, the joining together of the subaperture phase error compensation data.

zh-cn	最后通过对恢复的雷达回波数据成像并自聚焦校正了距离徙动,得到了聚焦良好的完整图像,提高了缺失数据的成像质量。
en-us	‭Finally through to the recovery of radar echo data migration imaging and self-focusing correction distance, has been focused on the full image of the good, to improve the imaging quality of missing data.

zh-cn	针对传统空战威胁评估方法难以直观地给出目标威胁状况及发展趋势的缺陷与不足,提出基于区间数雷达图的可视化空战威胁评估方法。
en-us	In view of the traditional air combat threat assessment method is difficult to intuitively given target threat situation and development trend of defects and deficiencies, proposed based on interval number of radar map visualization air combat threat assessment method.

zh-cn	该方法首先通过区间数与反三角函数确定并归一化目标属性决策矩阵;
en-us	The method firstly determined by interval Numbers and inverse trigonometric function and normalized target attribute decision matrix; ‭

zh-cn	‭然后运用区间交叉熵法和群组层次分析法确定目标属性权重,并对威胁进行分级;
en-us	Then using the method of interval cross entropy and group analytic hierarchy process (ahp) to determine the target attribute weights, and the threat classification;

zh-cn	‭最后在改进雷达图方法基础上,建立可视化空战威胁评估数学模型。
en-us	‭Finally, based on the improved radar map method in visualization of air combat threat assessment model.

zh-cn	仿真分析表明,该方法能够使决策者在正确的评估结果前提下直观地分析出各目标威胁状况与趋势。
en-us	The simulation analysis show that the method can make decision makers under the precondition of correct evaluation results intuitively analyze the status and trend of target threat.

zh-cn	针对非线性、非平稳情况下自确认气体传感器的故障诊断问题,提出了对传感器不同故障模式信号进行特征提取和智能识别的在线故障诊断方法。
en-us	For non-linear and non-stationary case since the confirmation of gas sensor fault diagnosis problem, put forward the different failure modes of sensor signal feature extraction and intelligent recognition of on-line fault diagnosis method.

zh-cn	首先,该方法根据传感器信号的变化进行集合经验模态分解(ensemble empirical mode decomposition,EEMD),自适应地获得一组固有模态函数(intrinsic mode functions,IMFs),对每个IMF及残余分量进行样本熵分析,提取传感器输出信号的完备特征;
en-us	‭First, the collection according to the changes of the sensor signal is applied to empirical mode decomposition (ensemble empirical mode decomposition, the EEMD), adaptive to obtain a set of intrinsic mode function (the intrinsic mode functions provides, the IMFs), for each IMF and sample entropy analysis of residual component, sensor output signal of the complete feature extracting;

zh-cn	然后,利用稀疏表示分类(sparse representationbased classification,SRC)将各故障模式下训练样本的特征向量构成超完备字典。
en-us	Then, using the sparse representation classification (sparse representationbased classification, SRC) will each fault mode of training sample feature vector over complete dictionary.

zh-cn	为了提高故障诊断方法的自适应能力,对SRC分类器进行在线更新。
en-us	‭In order to improve the fault diagnosis method of the adaptive ability, the SRC classifier to update online.

zh-cn	通过求解最小1范数约束问题,获得测试样本的稀疏表示系数,再由不同故障类型的重构误差确定测试样本归属,进行传感器故障类型识别。
en-us	By solving the minimum ±1 norm constraint problem, the sparse representation coefficient of the test sample is obtained, and then the reconstruction error of different fault types determines the attribution of the test sample to identify the sensor fault type.

zh-cn	实验结果表明,与目前其他传感器故障诊断方法比较,本文提出的方法能够更显著地提取传感器故障信号特征,故障识别率提高4%以上,达到97.‭14%。
en-us	Experimental results show that compared with other current sensor fault diagnosis methods, the proposed approach can more significantly, sensor fault signal feature extracting fault recognition rate increased by more than 4%, to 97. ‭14%.

zh-cn	无线网络中节点的合作通过形成联盟可以有效增大系统的安全容量。
en-us	Wireless network nodes in cooperation by forming alliances can effectively increase the security capacity of the system.

zh-cn	现有研究只是解决了联盟自身收益最大化的局部优化问题,没有从全局考虑联盟之间存在的竞争和干扰问题。
en-us	Existing research just solve the problem of local optimization to maximize the benefits of the alliance, without considering from the global alliance between competition and interference problems.

zh-cn	文章首先基于联盟博弈理论,提出了实现物理层安全性能最大的分布式中继选择方案; ‭
en-us	This paper based on the alliance of game theory, put forward to realize the physical security performance of the largest distributed relay selection scheme;

zh-cn	在此基础上,针对联盟之间存在的干扰和竞争问题,基于有代价的非合作博弈,提出联盟功率的优化方法; ‭
en-us	‭On this basis, according to the problems of interference and competition between alliance, based on a price of cooperative game, the optimizing methods of union power; ‭

zh-cn	根据优化后的联盟功率,联盟内的节点依据信道增益分配联盟的最优功率。
en-us	According to the optimized power alliance, union node according to the channel gain the optimal power allocation alliance.

zh-cn	仿真分析和性能比较表明,所提出的方法不仅可以形成稳定的联盟,与只考虑局部最优的安全性能相比较,降低了联盟的功率消耗,且提高了联盟的安全收益。
en-us	Simulation analysis and performance comparison show that the proposed method not only can form stable alliance, and only consider the security performance of the local optimum, reduces the power consumption of the alliance, and improves the security gains.

zh-cn	针对评价信息存在模糊性、不确定性及不完备性的多方案比选问题,考虑短板指标对各方案综合评价值的影响,引入置信度的概念和变权原理,提出一种新的不确定条件下的变权-优劣势排序(dynamic-weight superiority and inferiority ranking under uncertainty,DWUSIR)方法。
en-us	Evaluation information exists fuzziness, uncertainty and incompleteness of the alternative schemes, considering the short board index for the comprehensive evaluation value of the program, the influence of the introduction of the concept of confidence level and variable weight principle, and put forward a new uncertain variable weight - under the condition of sorting the advantages and disadvantages in (dynamic - weight superiority and inferiority ranking under uncertainty, DWUSIR) method.

zh-cn	利用带置信度结构的语言评价值表达评价信息的不完备性或专家评价的不确定性和模糊性;
en-us	‭Use with confidence value structure of the language expression evaluation information incomplete or expert evaluation of the uncertainty and fuzziness;

zh-cn	基于变权原理,通过状态变权函数构造变权模型,兼顾决策者的主观偏好与目标状态值的影响。
en-us	Based on variable weight principle, through the state variable weight function structure variable weight model, both the subjective preference and the influence of the values of target state. ‭

zh-cn	最后,通过算例分析验证了新提出的方法的有效性和合理性。
en-us	Finally, by case analysis verify the validity and rationality of the proposed method.

zh-cn	认知无线电空时二维联合频谱感知技术可以有效利用认知无线电网络的二维频谱资源,该文提出一种空时异构认知网络区域划分方案的设计方法。
en-us	Joint space-time two-dimensional cognitive radio spectrum sensing technology can effectively use of two-dimensional spectrum of cognitive radio network, this paper puts forward a kind of empty heterogeneous cognitive network design method of region partition scheme.

zh-cn	新的设计方法依据IEEE 802.22标准和应用需求,建立了一种鲁棒性空时二维感知模型,并明确定义了认知无线电网络构架的主用户分布边界、保护边界和感知边界; ‭
en-us	A new design method based on IEEE 802.22 standards and application requirements, established a robust space-time two-dimensional perception model, and clearly defines the cognitive radio network architecture, protect the main user distribution boundary and perceptual limitations;

zh-cn	基于认知用户对主用户通信中断概率的条件约束,严格推导出了3种边界条件的数学闭式解。
en-us	‭Based on cognitive users to master communication interrupt probability constraints, the condition of strictly deduced the mathematical closed solution of three kinds of boundary conditions.

zh-cn	采用新的设计方案,在保证主用户通信功率和认知用户最大允许通信功率的条件下,能够灵活确定主用户分区和认知用户的Overlay及Underlay接入模式。
en-us	Adopt a new design scheme, in the main users of communication power and cognitive users maximum allowable communication power condition, the flexibility to determine primary partition and the Overlay of cognitive users and the Underlay network user mode.

zh-cn	理论分析和仿真结果表明,新的区域划分方案在保证主用户良好通信质量的前提下,能够实现认知用户在空间维度更有效的分配和接入可用频谱资源。
en-us	Theoretical analysis and simulation results show that the new zoning scheme on the premise of guarantee the quality of primary users good communication, can achieve the cognitive users in spatial dimension more effective allocation and access available spectrum resource.

zh-cn	嫦娥五号飞行试验器搭载星载多模接收机,验证星载接收机接收导航星旁瓣信号的能力,首次实现了利用旁瓣信号对大椭圆轨道航天器的导航定位。
en-us	Chang e v flight tester carrying spaceborne multimode receiver, validation of spaceborne receiver for navigation star sidelobe reception ability, for the first time using sidelobe signal of large elliptical orbit spacecraft navigation and positioning.

zh-cn	理论分析了导航星旁瓣信号接收的可行性,基于嫦娥五号飞行试验器轨道特性研究了接收机接收信号功率及可视导航星数目与地心距变化的关系,并给出了理论几何定位因子。
en-us	‭Theory to analyze the feasibility of navigation star sidelobe signal receiving, based on the goddess of the moon flight 5 tester receiver received signal power and orbital characteristics studied visual navigation star number and the center of the earth from the relationship of change, and the theory of geometric location factor is given.

zh-cn	分析表明,接收机灵敏度达到-160dBm条件下,可具备6×104 km以下高度的定位能力。
en-us	‭Analysis shows that the receiver sensitivity - 160 DBM conditions, have 6 x 104 km below the high level of ability.

zh-cn	对获取的导航解数据及伪距进行了处理分析,利用导航解进行定轨计算,导航解的噪声水平优于10m。
en-us	‭To obtain navigation solution according to and pseudorange has carried on the processing analysis, using the orbit determination of navigation solution, the noise level of the navigation solution is better than 10 m.

zh-cn	利用差分伪距数据进行定轨计算,残差噪声约为8.‭5m,使用1h数据可以实现定轨预报1h优于百米的精度,达到地基数据长弧条件下定轨预报精度水平。
en-us	‭To orbit determination using differential pseudorange data computation, the residual noise of about 8. ‭5 m, use 1 h data can realize the orbit determination forecast precision of 1 h is superior to the hundreds of meters, achieve the foundation data long arc conditions made a track forecast accuracy level. ‭

zh-cn	针对云层遮挡影响光学卫星成像质量的问题,以新一代敏捷卫星任务规划问题为背景,对云层信息进行建模,提出了一种云层遮挡时间窗口计算方法,通过引入预判和二分法推进计算环节来提高遮挡窗口的求解效率。
en-us	For cloud cover problem, affecting the quality of optical satellite imaging to a new generation of agile satellite mission planning problem as the background, the cloud information modeling, this paper proposes a method to calculate the cloud cover time window, through the introduction of anticipation and dichotomy advance calculation link to improve the efficiency of solving the keep out the window.

zh-cn	根据任务约束条件建立了考虑云层信息的敏捷卫星任务规划模型,并利用蚁群算法进行寻优计算。
en-us	According to the task constraints is established considering the clouds agile satellite mission planning model of information, and the use of ant colony algorithm for optimization calculation.

zh-cn	具体设计了状态转移规则、任务安排规则和信息素更新规则。
en-us	The concrete design of state transition rules, task arrangement and pheromone update rules.

zh-cn	通过10个不同规模的情景案例进行仿真对比分析,仿真结果验证了云层模型和提出的处理方法在敏捷卫星任务规划问题上的有效性。
en-us	Through 10 different scale of case simulation comparison analysis, the simulation results verify the processing of cloud model and puts forward the effectiveness of the method on agile satellite mission planning problem.

zh-cn	为了确定非圆信号波达方向(direction-of-arrival,DOA)估计中参数化校正的方差下限,基于阵列误差影响下的随机性非圆信号模型与联合信源时域自相关特性的非圆信号模型,分别推导了DOA参数与阵列误差参数的联合估计克拉美罗界(Cramer-Rao bound,CRB)。
en-us	In order to determine the non-circular signal DOA (direction of - concatenated, DOA) variance threshold to estimate the parameterization of correction, based on the array error under the influence of the randomness of the non-circular signal model and joint source autocorrelation characteristics of non-circular signal model of DOA and array error parameters was deduced respectively joint estimation of gram luo world of Latin America (Cramer - Rao bound, the CRB).

zh-cn	通过将推导的非圆性能界与未利用非圆特性的性能界进行对比分析,理论证明了非圆性能界比未利用非圆特性的性能界更低,且两者的差异在低信噪比和大非圆率信号入射的情况下较大。
en-us	‭By putting a non-circular performance bound is derived with unused non-circular characteristic industry, this paper compares and analyzes the performance of theory proved that the non-circular performance bound than unused non-circular characteristic performance bound is lower, and the differences in the rate of low SNR and large non-circular signals under the condition of incident is bigger.

zh-cn	实验结果不仅验证了理论分析的正确性,同时表明信源时域自相关信息有助于进一步提升阵列误差的校正精度。
en-us	‭The experimental results validate the correctness of theoretical analysis, not only at the same time shows that source temporal autocorrelation information helps to further enhance the array error correction precision. ‭

zh-cn	为解决大型相控阵天线维修成本高及维修时机难以确定、维修优化建模难度大、优化模型仿真计算困难等问题,提出一种基于区域量化的天线阵面维修优化模型。
en-us	To solve the large phased array antenna high maintenance cost and maintenance time is difficult to determine, difficult maintenance optimization modeling, optimization model for the simulation calculation difficulties and other issues, put forward a kind of antenna array based on regional quantitative surface maintenance optimization model.

zh-cn	通过分析天线单元失效对天线性能的影响,建立了天线阵面的区域量化模型,将天线阵面的维修问题转化成多个子区域的维修优化问题。
en-us	By analyzing the effect on the performance of antenna, antenna unit failure to establish the quantitative model of the antenna array area, will be on the surface of the antenna array maintenance problem into multiple child area maintenance optimization problem.

zh-cn	在此基础上,以使用可用度为约束条件、以单位时间维修费用最小为优化目标,建立了阵面分布不均匀的大型相控阵天线视情维修优化模型。
en-us	On this basis, to use the availability as constraint conditions, the minimum maintenance cost per unit time as the optimization goal, has established the uneven distribution of front large phased array antenna as optimization model of maintenance.

zh-cn	算例仿真与分析表明,提出的模型真实有效、可行性强,能够很好地解决阵面分布不均匀的相控阵天线维修优化问题。
en-us	The example simulation and analysis show that the proposed model is real and effective, the feasibility is strong, can effectively solve the uneven distribution of front of phased array antenna maintenance optimization problem.

zh-cn	船载X波段雷达图像中风条纹的完整性因舰船运动而破坏,影响风条纹法反演海面风向准确性,而利用雷达散射截面反演风向不受雷达载体运动的影响。
en-us	The integrity of the shipborne x-band radar image stroke stripe damage due to ship motion, affect the wind direction stripe method about the accuracy, and the use of radar scattering cross section for inversion of the wind is not affected by radar carrier movement.

zh-cn	通过建立雷达散射截面与天线照射方向的谐波函数关系,解决了局部遮挡问题。
en-us	‭Through the establishment of radar scattering cross section and the direction of the antenna radiation harmonic function relation, and can solve the problem of partial occlusions.

zh-cn	利用预处理后的雷达图像数据,通过最小二乘法拟合出谐波函数的系数,谐波函数的最大峰值点对应的方向就是反演风向相对航向的角度,再根据此时的航向就可以计算出风向。
en-us	Using the data from the radar image after pretreatment by least squares fitting out harmonic function coefficient, the maximal peak value of harmonic function corresponding direction is the inversion of the wind relative heading Angle, according to the heading direction of the wind can be calculated.

zh-cn	利用实测数据验证海面风向反演算法,并与船载风向标测得的数据进行比对,结果表明,由雷达散射截面反演出的风向与参考风向基本一致。
en-us	‭Sea surface wind inversion algorithm is validated with the measured data, and the ship vane compare the measured data, the results show that the radar scattering cross section the performances of wind direction and reference direction. ‭

zh-cn	针对性能退化过程服从Wiener过程的产品,运用贝叶斯统计推断法,提出了一种融合同类产品加速退化试验(accelerated degradation test,ADT)信息与个体外场退化信息的可靠性评估方法。
en-us	Products aimed at the performance degradation process obey the Wiener process, by using bayesian statistical inference method, this paper proposes a fusion of similar products accelerated degradation test (accelerated degradation test, ADT) information with individual field degradation method of reliability assessment.

zh-cn	考虑到内、外场应力环境之间的差异,提出了基于修正系数的Wiener过程双参数修正模型;
en-us	Considering the difference between internal and external field stress environment, is proposed based on dual parameter correction model correction coefficient of Wiener process;

zh-cn	分别建立了步进ADT数据模型与外场退化数据模型,得到各应力下分布参数估计值;
en-us	Established step by step ADT external force degradation data model, data model and get the stress distribution under the parameters estimate;

zh-cn	利用加速因子,将各加速应力下分布参数估计值折算到正常工作应力下,构成未知参数先验分布的数据样本;
en-us	Using acceleration factor, the accelerated stress distribution under the parameters under normal working stress estimate is converted to data samples for unknown parameters of the prior distribution of;

zh-cn	采用CvM检验法,确定未知参数最优先验分布类型及其超参数估计值;
en-us	Unknown parameters using CvM test, determine the most preferred check distribution type and parameter estimate;

zh-cn	构建了外场退化数据下未知参数的后验分布函数,采用马尔可夫蒙特卡罗方法,得到参数的后验分布均值。
en-us	Degradation data is constructed under the posterior distribution function of the unknown parameters, using markov monte carlo method, get average parameters of the posterior distribution.

zh-cn	通过实例分析验证了所提方法的正确性和实用性,结果表明,本方法可有效处理先验ADT信息与外场退化信息之间的融合评估问题。
en-us	Through the case analysis verified the correctness and practicability of the proposed method, the results show that this method can effectively handle a priori ADT information fusion between information and field degradation assessment problem.

zh-cn	针对低信噪比和符号速率采样条件下的载波同步问题,提出了一种新型的复合载波跟踪环,同时也给出了一种较直观的环路参数确定方法。
en-us	For under the condition of low SNR and symbol rate sampling of carrier synchronization problem, put forward a new kind of composite carrier tracking loop, also gives a more intuitive method of loop parameters.

zh-cn	该载波同步环改进了原有的符号硬判决算法,并通过引入采样速率变换模块使得数字锁频环(frequency-locked loop,FLL)和数字锁相环(phase-locked loop,PLL)工作在不同采样速率条件下,来提高在低信噪比环境中载波频偏和相偏的估计精度。
en-us	‭The symbol of the carrier synchronization loop to improve the original hard decision algorithm, and through the introduction of sampling rate conversion module makes digital frequency locked loop (frequency - locked loop, FLL) and digital phase-locked loop (phase - locked loop, PLL) work under the condition of different sampling rate, to improve in the low SNR environment carrier frequency deviation and phase deviation estimation precision.

zh-cn	该参数确定方法是在z域中,直接根据闭环系统的稳定性和单位阶跃响应特性来选择最优的参数。
en-us	‭The parameter determination method is in the z domain, directly according to the stability of the closed-loop system and unit step response characteristics to choose the optimal parameters.

zh-cn	仿真结果表明,该参数确定方法具有很好的可行性,且所提出的载波跟踪环在较低信噪比条件下能获得良好的同步性能。
en-us	‭The simulation results show that the parameter determination method has the very good feasibility, and proposed the carrier tracking loop under the condition of low SNR can get good synchronization performance. ‭

zh-cn	本文针对移动自组织网络中实时业务特殊的服务质量(quality of service,QoS)需求,提出了一种新的媒体访问控制(media access control,MAC)协议,即基于公平的时分多址(fair-time division multiple access,F-TDMA)协议。
en-us	In this paper, aiming at real time in mobile self-organizing network business special quality of service (quality of service, QoS) requirements, this paper proposes a new media access control (media access control, MAC) protocol, which is based on fair time division multiple access (fair - time division multiple access, F - TDMA) protocol.

zh-cn	该协议采用特定的时隙分配算法,来确保实时业务的QoS需求,并兼顾数据业务的接入性能。
en-us	The agreement in a specific time slot allocation algorithm, to ensure the real-time QoS requirements of the business, and data access performance.

zh-cn	OPNET仿真表明:F-TDMA协议较现有协议具有较低的接入时延和较高的吞吐量,并且针对不同的业务类型F-TDMA协议可以优先确保实时业务的接入性能,同时又不会使数据业务的接入时延过大而失去发送的意义。
en-us	OPNET simulation shows that the F - TDMA protocol is existing has low access latency and higher throughput, and according to different business types of F - TDMA protocol can ensure the real-time business priority access performance, at the same time will not lose the access delay of data services with the meaning of sending.

zh-cn	时敏目标呈现的持续时间和出现空间不稳定等特点加大了无人机编队任务分配难度,将影响无人机编队的任务执行效果。
en-us	Sensitive target duration and unsteady in space increased the uav formation task allocation is difficult, will affect the task execution effect of uav formation.

zh-cn	针对该问题,在Leader-Follower编队结构下提出一种多无人机时敏任务动态分配算法,实现战场环境下多架无人机对多个时敏目标的打击。
en-us	‭Aiming at the problem, under the Leader - followers formation structure in this paper, a uav time-critical tasks more dynamic allocation algorithm, realization of battlefield environment more drones to strike many time-critical targets.

zh-cn	该算法在时敏目标时间窗口约束下,通过综合评估目标威胁代价、距离代价、任务执行时间、毁伤能力和打击收益完成编队任务动态分配,保证了无人机编队打击多个时敏目标的效能最大化。
en-us	‭The algorithm under the sensitive target time window constraints, through comprehensive evaluation cost cost, distance of target threat, task execution time, mutilate ability and cracking down on yield formation task dynamically allocated, guarantees the uav formation against multiple sensitive target efficiency maximization.

zh-cn	仿真结果证明了该算法的有效性。
en-us	‭The simulation results prove the effectiveness of the proposed algorithm. ‭

zh-cn	机载雷达告警系统仿真的主要目的是建立雷达告警系统的数学模型、混合雷达信号模型以及电磁环境模拟。
en-us	The main purpose of the airborne radar warning system simulation is to build a mathematical model of the radar warning system, mixed radar signal model and the electromagnetic environment simulation.

zh-cn	通过解混雷达混合信号,完成雷达信号分选,实现雷达告警系统功能。
en-us	By solving the mixed signal mixed radar, radar signal sorting, to realize radar warning system function.

zh-cn	首先,提出了建立机载雷达告警模拟系统的方法,利用SystemVue软件平台实现了该仿真系统。
en-us	First, this paper proposes the methods of airborne radar warning simulation system, using software SystemVue platform to realize the simulation system.

zh-cn	然后,对该系统的实时性进行了研究,类比透明计算概念中服务器与用户之间的关系,改变以往传统的数据传输模式,使得该仿真系统的实时性得到了保证。
en-us	Then, the real-time performance of the system are studied, analogy transparent computing concept of the relationship between the server and the user, change the previous traditional data transmission mode, make the simulation system are obtained by the real-time performance.

zh-cn	最后,在仿真实验中对处于不同杂波干扰环境中的雷达告警系统的性能进行了对比分析。
en-us	Finally, the simulation experiments in different noise interference in the environment carries out a comparative analysis on the performance of radar warning system.

zh-cn	该系统的建立,不仅为验证信号分选算法提供了平台,同时也为外场试验提供仿真数据,具有一定的实际应用价值。
en-us	The establishment of the system not only provides a platform to test signal sorting algorithm, and also provides the simulation data for field test, has certain actual application value.

zh-cn	退化数据在小子样、高可靠、长寿命产品可靠性评估中的作用日益突显。
en-us	Degradation data in small sample, high reliability, long life, the role of product reliability assessment is increasingly highlighted.

zh-cn	针对工程实践中多阶段可校正电子装备可靠性评估难题,综合考虑任务的多阶段性和校正行为影响,建立了基于Wiener过程的性能退化模型。
en-us	‭According to engineering practice in multi-stage adjustable electronic equipment reliability evaluation problem, considering the task of periodic and correct behavior, performance degradation model is established based on the Wiener process.

zh-cn	采用贝叶斯方法得到退化模型中漂移参数的后验分布估计,构建了光滑函数解决系统校正行为导致的函数不连续性问题。
en-us	Bayesian method is used to get degradation posterior distribution estimation of drift parameters in the model. Build a smooth function behavior caused by system calibration function discontinuity problems.

zh-cn	在此基础上根据首次到达时的概率分布提出了多阶段可校正系统的可靠性评估方法,给出相关数值算例,验证了模型、方法和分析结果的正确性和实用性。
en-us	First arrived on this basis, according to the probability distribution of multi-stage adjustable system was put forward method of reliability assessment, related numerical example is given, and verified the model, the validity and the practicability of the method and the analysis results. ‭

zh-cn	针对无人机(unmanned aerial vehicle,UAV)数据链在地理环境、气象环境、电磁环境等构成的复杂环境中受干扰程度提出一种结合支持向量机(support vector machine,SVM)与功率准则的预测评估方法。
en-us	For UAV (unmanned aerial vehicle, UAV) data link in geographical environment and meteorological environment, complex environments, such as electromagnetic environment interference degree in this paper, a combination of support vector machine (support vector machine, SVM) and the prediction of power standards assessment method.

zh-cn	首先对系统误码率以及干扰传播模型进行仿真,并针对两个单音干扰存在的情况获得仿真数据、划分干扰等级,得到学习样本; ‭
en-us	First of all on the system bit error rate and signal propagation model for simulation, and aiming at the existing situation of two single tone jamming simulation data, divided into interference level, by learning samples;

zh-cn	比较了特征归一化和特征降维这两种不同输入形式与4种不同核函数下的学习效果,获得了具有良好效果的预测模型; ‭
en-us	‭Normalized features and feature dimension reduction compared the two different input form and effect of learning under four different kernel functions, obtained the good effect of forecast model;

zh-cn	应用该模型并结合具体地理环境对实际场景进行干扰程度预测,结果与理论值相符,证明了方法的可行性和有效性; ‭
en-us	‭Application of the model and combined with the specific geographical environment disturbance degree projections for the actual scene, the result is consistent with the theoretical value, proved the feasibility and effectiveness of the method.

zh-cn	预测结果也可用于UAV航路规划与航路评估,具有很强的应用性。
en-us	Predicted results can also be used for the UAV route planning and route evaluation, has a strong applicability.

zh-cn	基于飞机的动力学方程、运动学方程等给出了用航迹向量函数一阶、二阶导数计算飞机姿态角的方法。
en-us	Based on the aircraft's dynamic equation and kinematics equation is given using path vector function first and second order derivative calculation of airplane attitude Angle method.

zh-cn	重点讨论了飞机气流倾斜角的计算方法。
en-us	‭The calculation method of plane flow Angle is discussed emphatically.

zh-cn	首先给出了气流倾斜角正切的计算公式,然后利用飞机在飞行过程中,左右翼下沉与航迹曲线主法向向量的指向之间的关系,给出了确定气流倾斜角正负号的方法,在此基础上给出了飞机气流倾斜角的计算公式。
en-us	‭First gives the calculating formula of airflow Angle tangent, then use the aircraft in flight, both sink and track curve of the normal vector pointing in the direction of the relationship between, gives a method to determine the flow gradient plus or minus, based on the given plane airflow Angle calculation formula.

zh-cn	利用该公式推导了斜平面上飞机做变加速圆周运动气流倾斜角的计算公式。
en-us	‭Using the formula was deduced inclined plane on the plane are changed with the speed up the calculation formula of circular motion airflow tilt Angle.

zh-cn	通过对比六自由度飞机运动模型姿态角的计算结果,验证了姿态角计算公式的有效性。
en-us	‭By comparing the six degrees of freedom aircraft motion model attitude Angle calculation results, to verify the effectiveness of the attitude Angle calculation formula. ‭

zh-cn	利用超网络建模体系结构是体系网络化描述、评估和演化性探索的一种重要发展趋势。
en-us	Super network modeling system structure is the system network is used to describe sexual exploration, assessment and evolution of an important development trend.

zh-cn	目前提出的超网络模型仍然处于概念探索阶段,在体系结构的复杂关系描述、体系属性信息和拓扑结构之间互影响机理挖掘等方面问题的研究存在局限性。
en-us	Super network model put forward by the current concept is still in the exploratory stage, the system structure of the complex relationship between attribute information and description, system topology to study the mutual influence mechanism of mining and so on have limitations.

zh-cn	梳理了体系结构超网络建模研究现状,提出基于粒计算的装备体系结构超网络建模方法,采用四元组粒模型的形式化描述将装备体系的拓扑信息与属性信息结合起来。
en-us	Combing the study status of network modeling, system structure based on granular computing equipment architecture network modeling method, using quad system grain of formal description of the model will be combined topology information and attribute information.

zh-cn	利用超网络构建体系结构的复杂关系模型,实现了系统、功能、活动、行为与能力等体系要素之间的层次关联。
en-us	Using super network building complex relationship model of system structure, implementing the system, function, activity, behavior and ability, the level of the connection between system elements.

zh-cn	通过超边机制将粒模型与超网络模型较好地联系起来。
en-us	Through the super edge mechanism will grain model with super network model is better.

zh-cn	针对单部窄带雷达无法获得高速自旋目标无失真二维像的问题,研究了基于多部窄带雷达组网的自旋目标无失真成像方法。
en-us	For single department don't have access to high speed spin narrow-band radar target problem, undistorted image is studied based on some of the spin of narrowband radar networking goals undistorted imaging methods.

zh-cn	首先在建立自旋目标窄带雷达回波模型基础上,分析了单基窄带雷达成像方法;
en-us	‭Firstly established in the spin narrowband radar echo model, based on the analysis of the single-base narrowband radar imaging methods;

zh-cn	然后分别研究了基于多幅窄带雷达图像配准的旋转对称目标和非旋转对称目标图像二维定标方法;
en-us	Then respectively based on multiple narrowband radar image registration are studied the rotational symmetry of the target and the rotational symmetry target image two-dimensional scaling method;

zh-cn	最后,对配准后的各窄带雷达图像进行融合得到了目标的无失真二维像。
en-us	Finally, after the registration of the narrowband radar image fusion to get the undistorted two-dimensional as target. ‭

zh-cn	仿真实验验证了本文方法的有效性,并分析了算法的鲁棒性。
en-us	Simulation results verify the effectiveness of the method in this paper, and the robustness of the algorithm is analyzed.

zh-cn	针对高超声速飞行器高度与速度跟踪所面临的参数不确定与外界干扰问题,提出基于干扰估计的鲁棒控制律设计方法。
en-us	For hypersonic aircraft altitude and velocity tracking of parameter uncertainty and external disturbance problems, put forward the robust control law design method based on disturbance estimation.

zh-cn	首先建立含参数不确定与外界干扰的高超声速飞行器模型;
en-us	First established with parameter uncertainty and external disturbance of hypersonic flight vehicle model;

zh-cn	‭而后基于动态逆思想,将动力学模型进行线性化,并将由参数不确定与外界干扰对系统造成的总效果看作系统总干扰,从而引入线性扩张状态观测器实现对系统状态及总干扰的估计;
en-us	‭And then based on dynamic inversion, the linear dynamics model, and will be caused by parameter uncertainty and external disturbance on the system as the total effect of the system total interference, thus introducing linear extended state observer to realize the estimate of the state of the system and total interference; ‭

zh-cn	‭最后考虑总干扰作用,提出具有鲁棒性能的动态逆控制律与滑模控制律。
en-us	Finally, considering the total disruption has robust performance dynamic inversion control law with the sliding mode control law.

zh-cn	通过与传统控制律进行对比仿真,结果表明所设计的两种鲁棒控制器只需在原有方法基础上进行简单改进,即可较大程度提高对系统参数不确定与外界干扰的鲁棒性,具有良好的跟踪性能。
en-us	Compared with traditional control law for the simulation, the result shows that the two kinds of robust controller designed just simple improvements on the basis of the original method can greatly improve the system robustness of parameter uncertainty and external disturbance, has the good tracking performance.

zh-cn	Harris算子是经典的角点检测算法,但却存在检测性能依赖高斯窗窗长和阈值的不足,本文对此做出改进。
en-us	Harris operator corner detection algorithm is a classic, but it is gaussian window window and threshold detection performance depends on, this article to make improvements.

zh-cn	先设定较低阈值,检测出图像中的疑似角点。
en-us	‭To set a lower threshold, to detect the Angle of suspected points in the image.

zh-cn	再构造一个新的圆环模板,通过内外两个圆环上的像素点评估中心像素邻域灰度变化,用构建的新模板遍历每一个疑似角点,滤除虚假角点,得到最终检测结果。
en-us	‭To construct a new circle template, by inside and outside the two rings on the pixel assessment center pixel neighborhood grayscale change, with building new template traverse every suspected angular point, filter out the false corners, get the final test results.

zh-cn	本文算法计算内外两个圆环上像素的灰度变化,充分考虑了角点在局部区域灰度变化明显的特征,不涉及微分运算,所以具有较好的鲁棒性。
en-us	‭Algorithm to calculate the internal and external two rings on the pixel gray level change, give full consideration to the corner in the local gray level change is obvious characteristics, does not involve the use of differential operators, so it has better robustness.

zh-cn	通过一系列实验,新算法在实际应用中明显具备良好的检测性能。
en-us	‭Through a series of experiments, a new algorithm in practical application is good detection performance. ‭

zh-cn	以管理决策为背景,从协商视角对证据推理进行研究。
en-us	To management decision-making as the background, study of evidence reasoning from the perspective of negotiation.

zh-cn	根据决策者偏好,可以有选择地参与协商,协商的基本思想是在满足决策者个体需求条件下,从整体上尽可能使各证据修正值与每个决策者给出的证据偏差最小,然后得出协商权重进行证据组合。
en-us	According to the decision makers preference, can selectively participate in negotiation, negotiation is the basic thought of under the condition of meet the demand of individual decision makers, evidence on the whole, as far as possible to make the revised minimum to each decision maker gives evidence of bias, and agreeing to the evidence combination weights are obtained.

zh-cn	最后,通过算例分析验证了该方法的优越性。
en-us	Finally, the superiority of the method was verified by an example.

zh-cn	目前,分离式电磁矢量传感器相干源估计问题研究处于起步阶段,现有方法最多只能解6个相干信号源。
en-us	At present, separate coherent source electromagnetic vector sensor estimation problem research in its infancy, existing methods can at most 6 coherent signal source.

zh-cn	研究空间平滑算法在分离式电磁矢量传感器阵列中的应用,以解决该问题。
en-us	‭Study spatial smoothing algorithm in the application of separate electromagnetic vector sensor array, in order to solve the problem.

zh-cn	首先对平面阵列进行两维子阵划分,然后通过选择矩阵对该划分子阵进行抽取,最后对各抽取子阵进行空间平滑处理。
en-us	‭First to two-dimensional planar array submatrix division, and then by selecting matrix to extract, delimit the molecular array finally space of extracting submatrix smoothing processing.

zh-cn	完成两维空间平滑后,利用子空间旋转不变技术和矢量叉积算法完成目标的两维波达方向估计。
en-us	‭Use after completion of two dimensional space smooth rotation invariant subspace technique and algorithm of the vector cross product meet the target of two-dimensional doa estimation.

zh-cn	所提方法在解决共点式电磁矢量传感器互耦严重、硬件设计困难的同时,采用稀疏阵列提高了波达方向测量精度,且该方法不受制于6个相干入射信号源。
en-us	‭Proposed method in solving point electromagnetic vector sensor mutual coupling is serious, the hardware design difficult at the same time, the doa using sparse arrays to improve the accuracy of measurement, and the method is not subject to six coherent incident signal source.

zh-cn	计算机仿真结果证明了所提空间平滑方法在均匀分离式电磁矢量传感器平面阵中解相干的有效性。
en-us	‭The computer simulation results show that the proposed spatial smoothing technique in uniform separate electromagnetic vector sensor planar array coherent solution is effective. ‭

zh-cn	量测驱动的自适应新生目标强度基数概率假设密度(adaptive target birth intensity cardinalized probability hypothesis density,ATBI-CPHD)滤波器可以在新生目标强度未知的情况下进行多目标跟踪,然而该方法利用所有量测产生新生目标,没有考虑关联问题。
en-us	Measurement driven adaptive new target strength base probability hypothesis density (the adaptive target birth intensity cardinalized aim-listed probability content, density, ATBI - CPHD) filter can in the new target strength in multiple target tracking under the condition of unknown, however, this method use all measuring new goals, not considering correlation problem.

zh-cn	为此,本文提出了一种基于数据关联的改进算法。
en-us	To this end, this paper proposes a improved algorithm based on data correlation.

zh-cn	首先,给出了ATBI-CPHD在高斯混合CPHD(Gaussian mixture CPHD,GMCPHD)框架下的实现。
en-us	Inventory first, gives the ATBI - CPHD in Gaussian mixture CPHD (Gaussian mixture CPHD, GMCPHD) under the framework of implementation.

zh-cn	其次,在GMCPHD滤波框架下采用一种基于量测标签的方法进行量测-估计关联,并引入高斯元标签进行航迹保持,在此基础上提出了一种航迹管理方法。
en-us	Second, under the GMCPHD filtering framework using a method based on measurement of the label to link - estimation, and carries on the track is keep introducing gauss meta tags, on the basis of a track management method are put forward.

zh-cn	最后采用量测波门进行量测-量测关联,利用关联后的量测产生新生目标。
en-us	Finally the measured wave gate to measure - measure, after using the correlation measurement new goals.

zh-cn	仿真结果表明,该算法可以在提高跟踪效果的同时提升计算效率。
en-us	The simulation results show that the algorithm can improve the effect of tracking while improve computational efficiency.

zh-cn	为改进现有装备经济寿命模型求解时计算量大、不便于分析等缺点,提出了一种新的装备经济寿命确定方法。
en-us	For improving the existing equipment economic life model when large amount of calculation, analysis to faults, this paper proposes a new method to determine equipment economic life.

zh-cn	首先通过Lambert W函数求解出装备经济寿命的精确计算解析式,其次采用多项式拟合、有理拟合对Lambert W函数进行精确估算,并将结果与Lambert W函数近似解和精确解进行比较。
en-us	‭First through the Lambert W function to solve the precise analytical equipment economic life, secondly using polynomial fitting, rational fitting to accurate estimates of the Lambert W function, and the results with the Lambert W function approximation solution and exact solution is used in the comparison.

zh-cn	在此基础上得出了装备经济寿命的精确估算公式。
en-us	On the basis of accurate estimation formula of equipment economic life.

zh-cn	实验表明,估算公式是一个分段函数形式,对经济寿命的估算精度可控制在±1年。
en-us	‭Experiments show that the estimation formula is a form of section function, the economic life of the estimation accuracy can be controlled in + / - 1 year.

zh-cn	该方法与传统的列表法相比,不仅具有直观性,利于掌握和计算,同时便于进一步分析经济寿命的影响因素和变化规律。
en-us	‭Compared with the traditional list method, this method not only has intuitive, to master and calculation, at the same time to facilitate further analysis the influence factors of economic life and changing rule. ‭

zh-cn	为了解决视频跟踪过程中,由于运动目标在实际运动中常存在旋转、缩放等形变导致的目标丢失问题,提出了一种融合了图像HASH值、小波变换和模板匹配算法的目标跟踪算法。
en-us	In order to solve the video tracking process, because of the moving target in the actual movement is the goal of loss, as a result of deformation problem such as rotation, scaling, this paper proposes a fusion image HASH value, the wavelet transform and template match algorithm of target tracking algorithm.

zh-cn	该方法利用背景差分法得到运动目标模板,通过对图像信息进行小波变换得到低频子图像,并在低频子图像中进行全局搜索,确定最佳匹配区域。
en-us	The method, background difference method are used to get the motion target template, information in an image by wavelet transform to get low frequency images, and global search in low-frequency approximate image and determine the optimal matching area.

zh-cn	模板更新策略利用图像间HASH距离,判断图像间的相似性决定是否更新模板。
en-us	Template updating strategy that HASH distance between images is used to judge the similarity between images is to decide whether to update the template.

zh-cn	实验仿真结果证明,该算法在运动目标存在缩放、旋转等形变时,仍可以准确跟踪目标。
en-us	Experimental simulation results show that the algorithm in the moving targets exist the deformation such as scaling, rotation, still can accurately track the target.

zh-cn	场景语义分类是图像理解领域中一个重要的研究方向,涉及到信号处理、模式识别、计算机视觉和认知科学等多学科交叉。
en-us	Scene the semantic classification is an important research in the area of image understanding, involves signal processing, pattern recognition, computer vision and cognitive science and other multi-disciplinary cross.

zh-cn	场景分类任务中,图像内容描述和分类判决是两大关键问题。
en-us	‭Scene classification task, image content description and classification judgment are two key problems. ‭

zh-cn	图像内容描述力图得到关于场景图像最具判别意义的表示,而分类判决则对训练样本集的图像内容描述学习、训练,并建模得到某类场景图像区别于其他场景类图像的计算模型。
en-us	Image content description is trying to get images of the most discriminant significance said that while the classification decision image content description of the training sample set of learning, training, and get some sort of scene modeling image is different from other types of calculation model of the image scene.

zh-cn	目前,很多场景分类方法针对图像内容描述和图像分类进行了深入的研究,对室外人造场景、室外自然场景和室内场景图像进行分类,取得了较好的分类效果。
en-us	‭At present, a lot of scene classification method for image content description and image classification conducted in-depth research, for the artificial outdoor scene, outdoor natural scene image classification and indoor scene, a better classification results have been achieved.

zh-cn	然而,场景图像自身内容上的变化和差异,既会造成同一场景类内对象的差异性,同时也造成不同场景类之间图像的视觉相似性,特别是对于不同的室内场景类。
en-us	‭Images, however, the change of its content and differences, both can cause the difference of the objects within the same scene class, but also lead to different scene image visual similarity between classes, particularly for indoor scene in different classes.

zh-cn	因此,场景语义分类任务十分困难,是计算机视觉和认知心理学领域中一个颇具挑战性的难题。
en-us	‭Scene semantic classification task is very difficult, therefore, in the field of computer vision and cognitive psychology is a challenging problem.

zh-cn	室外图像场景分类研究相对成熟,而室内图像场景分类研究却进展缓慢。
en-us	‭Outdoor image scene classification research relatively mature, while indoor image scene classification research progress has been slow.

zh-cn	本文综述了图像场景语义分类的研究进展,并分析了场景分类算法的性能,指出场景语义分类研究中存在的问题。
en-us	‭This paper reviews the research progress of scene image semantic classification, and analyze the performance of scene classification algorithm, points out existing problems in the research of semantic classification scene. ‭

zh-cn	针对具有非线性不确定性、不可测动态不确定性和参数不确定性的非线性系统,结合反演提出了自抗扰控制器。
en-us	With nonlinear uncertainties and unpredictable dynamic uncertainties and parameter uncertainty of nonlinear system, combined with inversion (adrc) is proposed.

zh-cn	与现有的鲁棒自适应控制方法不同,该方法不区别不确定性的类别,构建了扩展状态观测器来处理总不确定性;
en-us	Robust adaptive control with the existing methods, this method is not the difference between the uncertainty of category, extended state observer is constructed to deal with the uncertainty;

zh-cn	同时为了避免传统反演设计过程中的计算复杂性,构建了微分器;
en-us	At the same time in order to avoid the traditional inversion computation complexity in the process of design, build the differentiator;

zh-cn	此外,引入了动态信号来主导不可测动态不确定性。
en-us	In addition, the dynamic signal is introduced to dominate the unpredictable dynamic uncertainty.

zh-cn	最后利用李雅普诺夫稳定性分析证明了设计的控制器可以保证系统输出收敛到参考信号的残集内。
en-us	Finally by using lyapunov stability analysis proved that the designed controller can guarantee the system output converges to the reference signal of residual set.

zh-cn	仿真结果验证了该算法的有效性。
en-us	The simulation results verify the effectiveness of the algorithm.

zh-cn	针对通信约束在不确定环境下对多无人机协同区域搜索问题的影响,提出了一种基于预测控制思想的多无人机协同区域搜索算法,研究各种通信约束对多无人机协同区域搜索效能的影响。
en-us	For communication constraints in the uncertain environment of multiple unmanned aerial vehicle (uav) cooperative area search problem, put forward a kind of based on predictive control of unmanned aerial vehicle (uav) cooperative area search algorithm, research of various communication constraints on the influence of multiple unmanned aerial vehicle (uav) cooperative area search efficiency.

zh-cn	首先,根据多无人机协同搜索的行为准则建立了无人机运动模型和搜索模型。
en-us	‭First of all, according to the code of conduct multiple unmanned aerial vehicle (uav) cooperative search uav motion model and search model is established.

zh-cn	其次,分析了通信约束对于多无人机协同搜索的影响,结合预测控制思想,使多无人机在执行区域搜索任务时同时考虑当前搜索代价和长期搜索代价,提高了多无人机的协同搜索效能。
en-us	‭Secondly, analysis the influence of communication constraints for multiple unmanned aerial vehicle (uav) cooperative search, combined with predictive control thought, make more drones in the region of the executive search task at the same time, considering the current search cost and long search cost, improved the unmanned aerial vehicle (uav) cooperative search efficiency.

zh-cn	使用蒙特卡罗方法对各种情况进行仿真,仿真结果验证了基于预测控制的多无人机协同区域搜索算法的合理性和有效性。
en-us	‭Using monte carlo method simulation for a variety of conditions, the simulation results verify the multiple unmanned aerial vehicle (uav) cooperative area search algorithm based on predictive control of the rationality and validity. ‭

zh-cn	变速控制力矩陀螺(variable speed control moment gyro,VSCMG)簇相对于单框架控制力矩陀螺簇仅增加了飞轮转速可调自由度,实现难度不大,但能够缓解奇异问题。
en-us	Variable speed control moment gyro (variable speed control moment gyro, VSCMG) relative to the single gimbal control moment gyroscope cluster cluster only adds to the flywheel speed adjustable freedom, realize the difficulty is not great, but can ease the singular problem.

zh-cn	基于线性代数理论,从机理上分析了已有的添加零运动的加权伪逆操纵律不能规避VSCMG簇内所有奇异点。
en-us	Based on the linear algebra theory, from the analysis on mechanism of the existing add zero movement of the weighted pseudo-inverse control law cannot avoid VSCMG cluster-heads all singular point.

zh-cn	针对添加零运动的加权伪逆操纵律不能规避奇异点的问题,采用优化方法,设计出一种新型的VSCMG簇操纵律,能够规避采用传统添加零运动的加权伪逆操纵律不能规避的奇异点。
en-us	To add zero movement of the weighted pseudo-inverse control law can not avoid the problem of singular point, using optimization method, designed a new type of VSCMG cluster, the control law can avoid the traditional add zero movement of the weighted pseudo-inverse can't avoid the singularity of the control law.

zh-cn	最后搭建整个航天器姿态控制系统,仿真验证了所设计的新型操纵律奇异规避的有效性。
en-us	Finally build the spacecraft attitude control system, the design is verified by the simulation of the effectiveness of the new control law of singular aversion.

zh-cn	针对低信噪比下二进制偏移载波时分数据调制(time division data modulation-binary offset carrier,TDDM-BOC)信号的副载波类型盲识别及参数盲估计问题,提出了一种改进的基于循环谱包络的方法。
en-us	Under low SNR data in binary offset carrier modulation (time division data modulation - binary offset carrier, TDDM - bok) type of subcarrier signal blind identification and blind parameter estimation problem, an improved method based on cyclic spectrum envelope.

zh-cn	该方法首先建立副载波分别为正弦和余弦时的TDDM-BOC信号模型。
en-us	‭This method firstly establish a subcarrier sine and cosine respectively when the TDDM - BOC signal model.

zh-cn	然后推导其对应的循环谱包络,最后通过在循环频率域的一维搜索即可完成副载波的类型识别以及伪码速率和副载波速率的盲估计。
en-us	And then deduces the corresponding cyclic spectrum envelope, at last, by one-dimensional search in cyclic frequency domain subcarrier can be completed through type identification and blind estimation of pn code rate and subcarrier rate.

zh-cn	仿真分析表明,对于TDDMBOC(10,5)信号,该方法能在低信噪比下对副载波类型进行有效识别并且实现伪码速率、副载波速率的有效估计。
en-us	‭Simulation analysis shows that for TDDMBOC (10, 5) signals, this method can under low SNR of subcarrier types effectively identify and implement effective estimation of pn code rate, subcarrier rate. ‭

zh-cn	针对装备保障任务的优化调度问题,首先进行静态建模,提出了一个新的数学规划模型,能够有效描述保障单元的力量配置及与保障对象的指派关系等复杂约束条件;
en-us	For optimization of the equipment support task scheduling problem, first of all to the static modeling, a new mathematical programming model is put forward, effective power to describe security unit configuration and complex constraints, such as relationship between security objects assigned; ‭

zh-cn	‭随后实施动态建模,利用混合Petri网把数学模型转换为流程模型,不仅构建了变迁激发规则以表达静态数学模型的约束条件,而且设计了新的子网结构模拟突发事件及协同保障的动态过程。
en-us	Then the dynamic modeling, the use of hybrid Petri nets to transform the mathematical model for the process model, not only build the change rules of excitation to express the static mathematical model of constraint conditions, and design a new subnet structure simulation and the dynamic process of the security emergencies.

zh-cn	为了求解该规划模型,提出了一个基于退火进化的优化调度算法。
en-us	In order to solve the programming model, proposed a based on annealing evolutionary optimization scheduling algorithm.

zh-cn	该算法首先计算保障单元的分配问题,随后搜索资源分配的优先级列表生成保障任务的工作顺序,算法中利用Petri网过程模型计算不确定条件下的目标函数值。
en-us	This algorithm firstly calculates the distribution of the security unit, then search for resource allocation of the work order of priority list to generate security tasks, algorithms in the process of Petri net model is used to calculate the objective function value of uncertain conditions.

zh-cn	仿真实验表明算法能在较快的收敛速度下提高保障单元的利用率。
en-us	Simulation results show that algorithm can improve security unit under faster convergence speed utilization.

zh-cn	针对资源受限的离散时间网络控制系统,提出一种基于性能优化的事件触发和量化控制协同设计方法。
en-us	Network control system for resource constrained discrete time, put forward a kind of event trigger based on performance optimization and quantitative control method of collaborative design.

zh-cn	该方法主要通过事件触发降低网络带宽占用,采用带有缩放因子的动态量化器降低量化误差的影响,并将该网络控制系统建模成具有不确定参数的离散时间切换系统;
en-us	‭This method is mainly triggered by events to reduce network bandwidth, dynamic quantizer with zoom factor are adopted to decrease the influence of quantization error, and the network control system modeling into discrete time switched systems with uncertain parameters.

zh-cn	根据稳定性和二次性能指标要求,利用分段李雅普诺夫函数和线性矩阵不等式技术将性能指标最优问题转化为具有矩阵不等式约束的优化问题,给出了保证系统渐近稳定且二次性能指标最小的事件触发器参数、动态量化器可调参数及控制器增益协同设计方法。
en-us	‭In accordance with the requirements of stability and quadratic performance index, using piecewise lyapunov function and linear matrix inequality (lmi) technique with performance index, the optimal problem can be converted to matrix inequality constrained optimization problems, and gives the asymptotically stable and guarantee system parameters, the quadratic performance index is the smallest event trigger dynamic quantizer adjustable parameter and the design method of controller gain synergy.

zh-cn	最后,通过仿真验证了所提方法的有效性。
en-us	‭Finally, the effectiveness of the proposed method is verified by simulation. ‭

zh-cn	针对中分辨率成像光谱仪(moderate resolution imaging spectroradiometer,MODIS)影像常见的3种条带噪声,提出了一种矩匹配和变分相结合的多类条带噪声去除模型。
en-us	In view of the moderate resolution imaging spectroradiometer (moderate resolution imaging spectroradiometer, MODIS) common three stripe noise of images, this paper proposes a combined moment matching and variational stripe noise removal model.

zh-cn	首先采用矩匹配方法对MODIS影像做预处理,然后基于变分方法去除条带噪声。
en-us	First moment matching method of MODIS image preprocessing, and then based on the variational method to remove stripe noises.

zh-cn	能量泛函由L1正则化项、数据保真项和梯度保真项组成,基于Split Bregman迭代计算能量泛函的最优解。
en-us	Energy functional by L1 regularization item, data fidelity term and gradient fidelity term, based on the Split Bregman iterative calculation of energy functional of the optimal solution.

zh-cn	实验结果表明,此算法能够有效地去除MODIS影像中常见的条带噪声。
en-us	The experimental results show that this algorithm can effectively remove common stripe noise of MODIS image.

zh-cn	与矩匹配、低通滤波及单向全变分方法相比,此模型更好地保留了图像的细节信息,有效抑制了正则化方法在条带去除过程中出现的分块现象。
en-us	And moment matching, low-pass filtering and compared ChanXiangQuan variational methods, this model is better to keep the details of the image, and effectively restrain the regularization method in banding phenomena appeared in the process of removing blocking.

zh-cn	对于火控相控阵雷达,可以灵活地调整波束的指向方向,从而调整雷达用于跟踪的时间资源。
en-us	For fire control phased array radar, the flexibility to adjust the beam pointing in the direction of resources so as to adjust the radar is used to track time.

zh-cn	针对这样的特性,提出了一种雷达用于跟踪的时间资源的管理算法,以提升雷达最大可跟踪目标的数量。
en-us	‭For such features, this paper proposes a radar is used to track the time resource management algorithms, in order to enhance the maximum number of tracking radar.

zh-cn	该文以概率密度函数来描述雷达对目标的跟踪误差,综合考虑了测距与测速精度对跟踪误差产生影响。
en-us	‭Based on the probability density function to describe the radar target tracking error, considering the influence range and speed measuring precision of the tracking error.

zh-cn	而后,采用马尔可夫决策的方法,对雷达照射目标的驻留时间与重访时间间隔进行求解。
en-us	‭Then, using the method of markov decision irradiation for radar target to solve the resident time and revisit time interval.

zh-cn	仿真结果表明,对于雷达场景中的目标数量较大情况下,相对于传统的雷达时间资源管理方法,该文提出的方法在保证跟踪精度符合要求的前提下,能够有效提高雷达最大可跟踪目标的数量。
en-us	‭The simulation results show that the larger the number of targets in radar scene cases, compared with the traditional method of radar time resource management, this paper puts forward the method on the premise of guarantee the tracking accuracy meets the requirements, can effectively increase the maximum number of tracking radar. ‭

zh-cn	到达时差(time difference of arrival,TDOA)和到达频差(frequency difference of arrival,FDOA)/频差无源定位体制中,定位精度取决于时频差参数的估计精度。
en-us	The jet lag (time difference of concatenated, TDOA) and reach the frequency offset (frequency difference of concatenated, FDOA)/frequency offset in the passive location system, the positioning accuracy depends on the frequency offset estimation precision of the parameters.

zh-cn	针对微纳卫星定位系统中时变参数估计性能随累积时间增加会出现恶化的问题,分析了相对频率扩展(relative frequency companding,RFC)对频差方向复模糊函数(complex ambiguity function,CAF)峰的扩展效应,推导了无补偿的RFC对频差估计精度的影响,给出频差估计精度的衰减因子及最优累积时间。
en-us	For micro-nano positioning system in time-varying parameter estimation performance with cumulative time increase the problems will be deteriorated, analyzed the relative frequency extension (relative frequency companding, RFC) for frequency offset direction complex fuzzy functions (complex ambiguity function, CAF) the expansion of the peak effect, without compensation of RFC for frequency offset estimation is derived, the influence of accuracy of frequency offset estimation precision is given attenuation factor and the optimum accumulation time.

zh-cn	在理论分析的基础上,提出一种时变补偿的时频差估计方法,用以克服时变特性引起的时间及频率扩展效应。
en-us	On the basis of theoretical analysis, the paper puts forward a method of frequency offset estimation of time-varying compensation, in order to overcome the time and frequency extension effects due to time-varying characteristics.

zh-cn	仿真结果表明,该方法可有效消除参数估计精度的损失,估计精度逼近非时变参数的理论极限。
en-us	The simulation results show that this method can effectively eliminate parameters estimation precision of the parameter estimation precision approaching the theoretical limit.

zh-cn	针对无人机进场阶段失去推力后,如何使其跟踪一条给定进场路径这一特殊情况,提出了一种3维Dubins路径跟踪方法。
en-us	After losing thrust in unmanned aerial vehicle (uav) approach phase, how to make it to track a given approach path this special cases, this paper proposes a 3 d Dubins path following method.

zh-cn	该方法首先利用Dubins曲线解决无人机故障位置任意性及其路径求解实时性高的路径规划问题;‭
en-us	This method first, Dubins curves are used to solve unmanned aerial vehicle (uav) fault location arbitrariness and its path to solve the high real-time path planning problem;

zh-cn	然后为了跟踪所生成的3维Dubins路径,设计了一种基于切换平面的自适应非线性制导方法,其中切换平面用来解决圆弧制导与直线制导之间的过渡问题,而自适应规则降低横纵向制导律之间的相互影响,从而提高了系统的跟踪精度。
en-us	‭Then in order to track the generated 3 d Dubins paths, designs an adaptive nonlinear guidance method based on the switching surface, the switching surface is used to solve the problem of the transition between the arc guidance and linear guidance, and the adaptive rule reduced the mutual influence between the transverse longitudinal guidance law, so as to improve the tracking precision of the system.

zh-cn	最后通过仿真实验验证了该方法的有效性。
en-us	‭Finally, simulation results verify the effectiveness of the proposed method.

zh-cn	为提高声矢量阵相干信号方位估计能力,针对二维紧凑结构的声矢量均匀线阵情况,给出一种改进算法。
en-us	For improving the acoustic vector array coherent signal azimuth estimation ability, for two-dimensional compact structure acoustic vector uniform linear array, an improved algorithm is given.

zh-cn	该算法首先利用解析振速与声压信息,重构接收数据,求出协方差矩阵,并提取信号子空间第一列的3个分矢量进行孔径扩展。
en-us	The algorithm firstly using analytic vibration speed and acoustic pressure information and refactoring receiving data, and the covariance matrix, and trust the room space vector for three points in the first column of the aperture extension.

zh-cn	然后,利用类单块拍条件下的矩阵重构得到3个新矩阵并合并。
en-us	Then, using the class under the condition of single block on matrix reconstruction got three new matrix and merge.

zh-cn	最后,套用奇异值分解的多重信号分类算法得到目标波达方位估计。
en-us	Finally, apply singular value decomposition of multiple signal classification algorithm to get the target doa estimate direction.

zh-cn	分析表明,所提算法利用数据的组织形式使信号矩阵对角化,最终恢复了矩阵的秩,而且具有一定的孔径扩展能力。
en-us	Analysis show that the proposed algorithm using the organization form of the data signal matrix diagonalization, eventually restored matrix rank, and have certain ability of aperture extension.

zh-cn	同时,所提算法矢量阵阵列流形所具备的方向因子可以在模糊角度处形成抑制,保留了矢量阵的单边指向性。
en-us	At the same time, the proposed algorithm for vector of column has the direction of the manifold factor in fuzzy Angle formation inhibition, retained the vector array of unilateral directivity.

zh-cn	仿真结果证明,此算法无论在角度估计精度还是分辨率方面都要优于矢量阵空间平滑与矢量平滑算法。
en-us	The simulation results show that the algorithm in Angle estimation precision and resolution are superior to the vector matrix space smooth and vector smoothing algorithm.

zh-cn	多发多收合成孔径雷达(multi-input multi-output synthetic aperture radar,MIMO-SAR)作为一种新雷达体制,通过多天线的收发可以获得比实际收发天线数目多的等效观测通道。
en-us	Happens more synthetic aperture radar (multi - input multi - output synthetic aperture radar, MIMO - SAR) as a kind of new radar system, and through multiple antenna transceiver can obtain more than the actual number of sending and receiving antenna equivalent channel.

zh-cn	相比传统SAR体制的约束,MIMO-SAR在实现高分辨率宽测绘带遥感、慢速运动目标检测、三维成像等方面具有很大优势。
en-us	And compared with the traditional the constraints of the SAR system, the MIMO - SAR in surveying and mapping with high resolution of wide application, slow motion target detection, 3 d imaging has a big advantage.

zh-cn	该文对近年来MIMO-SAR波形设计与高分辨成像技术的国内外研究现状进行了综述,重点总结了正交波形设计、方位向无模糊成像和提高距离向分辨率3个关键技术,最后指出了MIMO-SAR波形设计与成像技术在未来发展中需重点解决和关注的若干问题。
en-us	‭This paper in recent years, MIMO - SAR waveform design and the high resolution imaging technology research status at home and abroad was summarized, the key to no fuzzy orthogonal waveform design are summarized, and orientation imaging and three key techniques to improve distance resolution, finally points out that the MIMO - SAR waveform design and imaging technology in the future development needs to solve some problems and attention. ‭

zh-cn	针对合成孔径雷达(synthetic aperture radar,SAR)图像不同内容间的统计特性差距较大以及采用非局部降斑方法处理SAR图像时会产生图像细节丢失及伪影等现象,提出了一种基于非局部分类处理的SAR图像降斑方法。
en-us	For synthetic aperture radar (synthetic aperture radar, SAR) image statistical characteristics of the gap between the different content is bigger and the nonlocal drop spot method processing SAR image will produce the phenomenon, such as loss of image details and artifacts is proposed based on a nonlocal classification processing of SAR image spot method.

zh-cn	首先对相似块方差系数的均值采用阈值比较的方法将图像分为同质区和异质区。
en-us	First on the similar piece variance coefficient of the mean image adopt the method of threshold value is divided into homogeneous and heterogeneous area.

zh-cn	在寻找目标块对应的相似块时,根据图像块中心像素点所属的类别选择合适的参数进行块匹配,并在获得相似块后分别使用加权平均的方法处理同质区目标块和3D变换域硬阈值收缩方法处理异质区目标块。
en-us	When looking for a target block corresponding to the similar block, according to the category of the image block center pixel belongs to choose the appropriate parameter block matching, and after get similar piece respectively using weighted average method of homogeneous area target block and 3 d transform domain hard threshold shrinkage method to deal with heterogeneous area target block.

zh-cn	该方法不仅能在块匹配过程中选择不同的块尺寸和搜索范围以提高块匹配的精度,而且使用不同方法处理同质区和异质区时能够在图像降斑与细节保持的权衡中达到更好的平衡。
en-us	This method not only can choose a different block sizes in the process of block matching and search scope in order to improve the accuracy of block matching, and using different methods dealing with homogeneous area and heterogeneous areas in the image spot on details to keep balance to achieve a better balance.

zh-cn	实验结果表明,该方法充分利用同质区和异质区的特点,结合不同的方法进行分类处理可有效提高图像降斑性能,在SAR图像降斑性能指标和视觉效果方面均达到了较高水平。
en-us	The experimental results show that the method makes full use of the characteristics of homogeneous and heterogeneous area, combined with different ways to classify treatment can effectively improve the performance of image spot reduction in SAR images is spot performance and visual effect reached the high level.

zh-cn	针对现有基于超混沌的图像加密算法存在安全性不足和运行效率低的缺点,提出了一种改进算法。
en-us	In view of the existing image encryption algorithm based on hyperchaos security deficiencies and a disadvantage of low efficiency, an improved algorithm is proposed.

zh-cn	该算法通过优化像素置乱、像素替换和密文扩散过程进一步混淆明文图像和密文图像的关系,并通过引入新的超混沌序列量化方法,减少超混沌系统的迭代次数,提高运行效率。
en-us	‭Through optimizing the algorithm pixel scrambling, pixel replacement and ciphertext diffusion process further confusing the relationship between the plaintext and ciphertext images, and by introducing a new hyperchaos sequence of quantitative methods, reduce the number of iterations hyperchaos system, improve the operation efficiency.

zh-cn	实验仿真结果表明,算法具有很高的安全性和实用性,可广泛运用于图像保密通信等领域。
en-us	‭The experimental simulation results show that the algorithm has high security and practicability, which can be widely used in fields such as image encryption communication. ‭

zh-cn	快速同时定位与建图(fast simultaneous localization and mapping,FastSLAM)算法的采样过程会带来粒子退化问题,为了改进算法的性能,提高估计精度,从研究粒子滤波的建议分布函数出发,提出基于自适应渐消扩展卡尔曼滤波(adaptive fading extended Kalman filter,AFEKF)的FastSLAM算法。
en-us	Rapid positioning and built figure (fast simultaneous localization and mapping, FastSLAM) algorithm of sampling process brings particle degradation problems, in order to improve the performance of the algorithm, improve the estimation precision, from studying the proposal distribution function of particle filter, is proposed based on adaptive fading extended Kalman filter (the adaptive fading extended Kalman filter, AFEKF) FastSLAM algorithm.

zh-cn	该算法基于FastSLAM的基本框架,利用AFEKF产生一种参数可自适应调节的建议分布函数,使其更接近移动机器人的后验位姿概率分布,减缓粒子集的退化。
en-us	The algorithm based on the fundamental framework of the FastSLAM, parameters can be adjusted adaptive AFEKF to produce a proposal distribution function, make it more close to the posterior position of the mobile robot probability distribution, slow degradation of particle set.

zh-cn	因此在同等粒子数的情况下,该算法有效提高了SLAM精度,以此减少所使用的粒子数,降低算法的复杂度。
en-us	Therefore, under the same number of particles, the algorithm effectively improves the precision of SLAM, to reduce the use of particle number, reduce the complexity of the algorithm.

zh-cn	基于模拟器和标准数据集的实验仿真结果验证了该算法的有效性。
en-us	Based on a simulator and standard data sets of the experimental simulation results show the effectiveness of the algorithm.

zh-cn	提出了一种基于模糊双门限的地波雷达与船只身份自动识别系统(automatic identification system,AIS)目标航迹关联方法。
en-us	A ground wave radar based on fuzzy double threshold identity with the ship automatic identification system (automatic identification system, AIS) of target correlation method.

zh-cn	该方法主要是利用模糊隶属度来描述两条航迹间的关联程度,并通过双门限检测来确定关联的航迹对。
en-us	This method is mainly by using fuzzy membership degree to describe the degree of correlation between two tracks, and through the double threshold detection to determine the associated track.

zh-cn	具体讨论分析了算法中展度、权重、调整因子等参数的选取原则,最后利用2011年10月31和2013年9月6日获取的两批实测地波雷达与AIS数据将本文方法与最近邻航迹关联算法做了对比。
en-us	‭Specific discussion brought the degree of the algorithm is analyzed, weight, adjusting factor selection of parameters, such as the principle, the final use of October 31, 2011 and September 6, 2013 to obtain two batch of measured ground wave radar and AIS data to the method and made a comparison of nearest neighbor correlation algorithm.

zh-cn	结果表明,此方法的关联率高于最近邻航迹关联算法,并且在航迹较为复杂情况下,提出的航迹关联算法具有更好的稳定性。
en-us	The results show that this method of connection rate is higher than of nearest neighbor correlation algorithm, and under the condition of track is more complex, the correlation algorithm has better stability. ‭

zh-cn	首先针对离散二进制粒子群(binary particle swarm optimization,BPSO)容易陷入局部收敛的问题,提出一种改进的BPSO算法。
en-us	First on discrete binary particle swarm (binary particle swarm optimization, BPSO) easy to fall into local convergence problem, an improved BPSO algorithm.

zh-cn	在分析高斯密度函数对尺度敏感性的基础上,利用粒子群与全局最优粒子的一致性动态调节尺度参数,并利用密度函数对称区间的定积分确定全局最优粒子的变异概率。
en-us	On the basis of analyzing the gaussian density function sensitivity to scale, using particle swarm and the consistency of the global optimal particle dynamic adjust the scale parameter, and density function symmetry interval of the definite integral is used to determine the global optimal particle mutation probability.

zh-cn	而后将聚类的选择性集成抽象为组合优化问题,利用聚类成员有效性和差异性的加权组合定义适应度并以改进BPSO的进化过程实现聚类的选择性集成。
en-us	And then to integrate the clustering of selective abstraction to combinatorial optimization problems, using clustering validity and difference of the weighted combination members define fitness and to improve the course of the evolution of BPSO realize the selective integration of clustering.

zh-cn	最后基于标准数据集和图像数据集验证算法的有效性。
en-us	Based on the standard data and image data sets verify the effectiveness of the algorithm.

zh-cn	研究了刚性航天器的时延姿态稳定控制问题。
en-us	Studied the time delay of rigid spacecraft attitude stability control problem.

zh-cn	首先建立了基于修正罗德里格斯参数(modified rodrigues parameters,MRPs)的航天器非线性状态模型,具有确定上界的时延项在状态反馈控制律中体现。
en-us	‭First based on the modified rodrigues parameters (modified rodrigues parameters, MRPs) spacecraft state of nonlinear model, to determine the upper bound of time delay item is in the state feedback control law.

zh-cn	通过构造Lyapunov-Krasovskii泛函进行稳定性分析,由此得到保证系统渐近稳定的线性矩阵不等式,依此设计状态反馈控制系数矩阵。
en-us	‭By constructing Lyapunov - Krasovskii functional stability analysis, thus guaranteed the system asymptotic stability of linear matrix inequality (lmi), in accordance with the design of state feedback control coefficient matrix.

zh-cn	考虑到航天器三轴间的耦合非线性项,利用扩张状态观测器(extended state observer,ESO)方法,设计了二阶非线性扩张状态观测器,以获得航天器系统内部状态向量并用于状态反馈控制律。
en-us	‭Considering the coupling between the spacecraft triaxial nonlinear term, using the extended state observer (extended state observer, ESO) method, the design of the second order nonlinear extended state observer, in order to obtain the spacecraft within the system state vector and applies it to the state feedback control law.

zh-cn	为便于工程实际应用,仿真中将MRPs响应输出转换为欧拉角响应。
en-us	‭For convenience of practical engineering application, the simulation will be MRPs response output into euler Angle response.

zh-cn	仿真结果表明,本文所设计的控制系统能保证航天器三轴姿态稳定。
en-us	The simulation results show that in this paper, the designed control system can guarantee the stability of aircraft three-axis attitude. ‭

zh-cn	具有非对称结构的进动目标成像是目前空间目标成像的一个难点。
en-us	With asymmetric structure into the moving target imaging is a difficulty of space target imaging

zh-cn	在构建非对称进动目标回波模型的基础上,分析了成像所需的4个微动参数并给出了相应的参数估计方法。
en-us	.In constructing a model on the basis of asymmetric precession target echo, analyzes the four micro imaging required parameters and corresponding parameter estimation method is presented.

zh-cn	在微动参数已知的前提下,提出了一种基于三维复数逆投影变换的进动目标三维成像的方法。
en-us	On the premise of micro parameters are known, is put forward based on the three dimensional complex inverse projection transform precession target 3 d imaging methods.

zh-cn	首先利用微动参数构建相位补偿因子,之后对时间距离像进行三维搜索,进而实现进动目标的三维成像。
en-us	First using micro parameter to build phase compensation factor, after the time distance like 3 d search, thus achieving precession 3-d imaging.

zh-cn	最后通过仿真实验验证了所提方法的有效性,同时仿真分析了微动参数估计误差对成像的影响。
en-us	Finally the effectiveness of the proposed method is verified by simulation experiments, and the simulation analysis of the micro parameters estimation error effect on imaging.

zh-cn	针对传统制导和控制分开设计在拦截高速机动目标时的不足,给出了一种反演滑模一体化制导控制算法。
en-us	Against the traditional separate design of guidance and control in intercepting high maneuvering target, an inversion sliding mode integration guidance control algorithm is given.

zh-cn	首先利用微分几何理论,建立了一体化制导控制模型;
en-us	‭Using the theory of differential geometry, the first integration guidance control model is established;

zh-cn	然后根据平行接近原理,基于滑模控制和反演法,设计了一种反演滑模控制的导弹制导控制一体化算法;
en-us	Then according to the principle of parallel approach, based on sliding mode control and inversion method, we design a inversion of sliding mode control of the missile guidance control integration algorithm;

zh-cn	最后基于Lyapunov理论证明了系统的稳定性。
en-us	Finally the stability of the system is proved based on Lyapunov theory. ‭

zh-cn	数值仿真结果表明,所给出的一体化制导控制方法能够克服未建模的不确定性和目标机动干扰,具有较强的鲁棒性。
en-us	Given by the numerical simulation results show that the integrated guidance control method can overcome the unmodeled uncertainties and target maneuver interference, has strong robustness.

zh-cn	当前网络和信息技术的发展为C4ISR(command,control,communication computer,intelligence,surveillance,reconnaissance,C4ISR)系统的灵活性提出了更大的挑战。
en-us	The current network and the development of information technology for C4ISR (command, control, communication computer, intelligence, surveillance, reconnaissance, C4ISR) the flexibility of the system proposes a bigger challenge.

zh-cn	灵活性存在于C4ISR系统的多个方面,其中结构灵活性是系统灵活性的支撑。
en-us	Flexibility exists in various aspects of C4ISR system, including structure flexibility is the flexibility of the supporting system.

zh-cn	首先明确了系统结构灵活性的基本内涵,然后采用OPDAR(observer,processor,decision,actor,relationship)模型构建系统结构,改进并应用了制造业中车间-产品模型的灵活性分析思想,提出基于动态调整的C4ISR系统结构灵活性分析方法。
en-us	First clear the basic connotation of the system structure flexibility, then USES the OPDAR (the observer, the processor, the decision, the actor, relationship) model to construct the system structure, the improvement and application in the manufacturing workshop - the flexibility of product model analysis, put forward based on the dynamic adjustment of C4ISR system structure flexibility analysis method.

zh-cn	最后对两种联合防空系统的系统结构进行灵活性分析,证明了方法的可行性。
en-us	Finally the system structure of the two kinds of joint air defense system flexibility analysis, prove the feasibility of the method.

zh-cn	提出一种基于Radon-修正离散线性调频傅里叶变换(Radon-modified discrete chirp Fourier transform,RMDCFT)的空间高速机动目标检测与参数估计的方法。
en-us	Put forward a method based on Radon - modified discrete linear frequency modulated Fourier transform (Radon - modified discrete 'chirp Fourier transform, RMDCFT) space high speed maneuvering target detection and parameter estimation method.

zh-cn	该方法在目标运动参数范围内进行搜索,将目标数据从距离单元-慢时间域中取出并进行相应匹配变换处理,在补偿回波数据相位并进行相参积累以用于目标检测的基础上同时得到目标速度和加速度的估计结果。
en-us	‭Within the scope of the target motion parameter to search the method, the target data from the distance unit - slow time domain and the corresponding matching transformation processing, echo data in compensation phase and coherent accumulation to target detection at the same time, on the basis of the target velocity and acceleration of the estimated results are obtained.

zh-cn	该方法能同时对距离徙动和多普勒走动进行校正,并可在脉冲数有限和低信噪比下有效地检测到空间高速机动目标并获得较好的参数估计结果。
en-us	‭This method can also for walking distance migration and doppler correction, and under the pulse number is limited and low SNR effectively detect space high speed maneuvering targets and obtain better parameter estimation results.

zh-cn	仿真结果和对所提方法的输出信噪比表达式的数学推导结果证明了所提方法的有效性。
en-us	‭The simulation results and the proposed method of output SNR expression mathematical derivation results prove the effectiveness of the proposed method. ‭

zh-cn	针对机载网络随机竞争类媒介接入控制(medium access control,MAC)协议在网络负载较重时性能下降严重、接入门限值设置缺乏理论依据和多优先级业务服务质量无法有效支持等问题,提出一种基于部分可观测马尔可夫决策过程的信道接入策略。
en-us	For airborne network random competition class medium access control (MAC) medium access control, protocol performance degradation when the network load is heavier and entry threshold Settings lack of theoretical basis and more priority business service quality can not effectively support and other issues, put forward a kind of based on partially observable markov decision process of channel access strategy.

zh-cn	在以不同优先级分组占用信道代价作为目标函数的基础上建立动态规划方程,采用状态空间压缩方法对问题求解进行简化。
en-us	At different priority group occupied channel cost as the objective function based on dynamic programming equation, using state space compression method to simplify the problem solving.

zh-cn	得到各优先级分组间理论近似最优接入门限值的数学表达式,可为不同优先级分组的接入决策过程提供理论依据并实现接入冲突的有效控制。
en-us	Obtains each priority grouping between approximate mathematical expression of the optimal answer the entry threshold, can provide different priority packet access provides the theory basis for the decision making process and realize the effective control of access conflict.

zh-cn	仿真结果表明,该算法能够有效提高数据传输的时延、成功概率等性能,满足军事航空通信中数据传输的实时性和可靠性需求。
en-us	Simulation results show that the proposed algorithm can effectively improve the time delay of data transmission, the probability of success, such as performance, meet the real-time performance and reliability of data transmission in military aviation communication needs.

zh-cn	对于相控阵雷达方向余弦量测,采用扩展卡尔曼概率假设密度(extended Kalman probability hypothesis density,EK-PHD)滤波进行多目标跟踪时,存在目标数估计偏高和目标状态估计准确度低的问题。
en-us	For phased array radar direction cosine measure, adopting extended Kalman probability hypothesis density (extended Kalman aim-listed probability content, density, EK - PHD) filter for multiple target tracking, target number estimation on the high side and low accuracy of target state estimation problem.

zh-cn	针对上述问题,提出了一种新的多目标跟踪算法——无偏转换量测概率假设密度(unbiased converted measurements PHD,UBCM-PHD)滤波算法。
en-us	‭According to the above problem, this paper proposes a new multiple target tracking algorithm, unbiased conversion measuring probability hypothesis density (unbiased converted measurements PHD, UBCM - PHD) filtering algorithm.

zh-cn	该算法采用方向余弦量测下的量测转换方法,保留了更多的量测信息;‭
en-us	‭The algorithm adopts the direction cosine measure of measurement conversion method, retained more measurement information;

zh-cn	同时对转换后的量测偏差进行补偿,使量测转换误差的均值、方差准确近似原始量测高斯分布的一、二阶矩。
en-us	‭At the same time to compensate the converted measurement deviation, make the measurement conversion error accurate approximation of the mean value and mean variance of the original measurement a gaussian distribution, the second order moment. ‭

zh-cn	仿真实验表明,所提算法可提高目标数和目标状态估计准确性。
en-us	The simulation results show that the proposed algorithm can improve the target number and target state estimation accuracy.

zh-cn	当多径信道各径多普勒因子不一致时,传统的多普勒补偿技术会带来较大的残余误差。
en-us	When the multipath channel diameter doppler factor is inconsistent, the traditional doppler compensation technology will bring larger residual error.

zh-cn	针对此问题,通过理论推导提出了一种针对水声多径信道存在非一致多普勒扩展的补偿方法。
en-us	Aiming at this problem, through the theoretical derivation this paper proposes a for underwater acoustic multipath channel exists non-uniform doppler extension compensation method.

zh-cn	该方法采用多次内插与快速傅里叶变换相结合的算法,首先通过对接收信号进行单次重采样预处理以降低多普勒因子大小。
en-us	The method USES multiple interpolation combined with fast Fourier transform algorithm, first through the study of the single weight of received signal sampling pretreatment in order to reduce the size of doppler factors.

zh-cn	再利用等效信道参数估计模型,获得信道统计量后进行正交频分复用解调,实现非一致多普勒补偿。
en-us	Using the equivalent channel parameters estimation model, after gaining channel statistics for orthogonal frequency division multiplexing demodulation, realize the non-uniform doppler compensation.

zh-cn	仿真结果表明,所提方法在信道信息已知与未知的条件下,都具有较高的补偿性能,特别是在非一致多普勒扩展比较严重的情况下,其优势更加明显。
en-us	The simulation results show that the proposed method under the condition of the channel information is known and unknown, have higher compensation performance, especially in the non-uniform doppler extension serious cases, the advantage is more obvious.

zh-cn	针对飞机飞行中单侧机翼突然损伤问题,结合对损伤飞机的特性分析,提出基于神经网络自适应补偿的鲁棒非线性模型逆控制方法。
en-us	Aiming at single wing in flight sudden injury problems, combining with the analysis of damage characteristics of the aircraft, based on the robust nonlinear model of neural network adaptive compensation inverse control method.

zh-cn	利用未损伤飞机模型伪控制量中的单隐层神经网络自适应项和鲁棒项,并联合e-modification自适应律对模型误差、外界扰动、神经网络近似误差进行补偿。
en-us	‭Use did not damage the aircraft model pseudo control quantity of single hidden layer neural network adaptive and robust, and an adaptive law is joint e - modification of model error and external disturbance, neural network approximation error to compensate.

zh-cn	除此之外,利用动态非线性阻尼技术对上述伪控制律进行扩展,从而适应损伤机体未建模舵动态。
en-us	‭In addition, the dynamic nonlinear damping technology extensions to the pseudo control law, so as to adapt to the damage the body unmodeled dynamic rudder.

zh-cn	最后对上述算法进行严格的稳定性证明,并推导了逆过程的实现方法。
en-us	‭Finally the stability of the algorithm is strictly proved, and the implementation of the inverse method was deduced.

zh-cn	仿真结果表明在单侧机翼突然损伤并伴随外部扰动和未建模舵动态下,该控制方法具有较强的稳定性和鲁棒性。
en-us	‭Simulation results show that the single wing suddenly injury associated with external disturbances and unmodeled dynamic under the rudder, the control method has strong stability and robustness. ‭

zh-cn	为了减小离散灰色预测模型解的扰动界,增加模型的解的稳定性,并且充分利用系统的新信息,提出了分数阶反向累加离散灰色模型。
en-us	In order to reduce the perturbation bounds of discrete grey forecasting model, increase the stability of the solution of the model, and make full use of the system of new information, fractional reverse accumulative discrete grey model is put forward.

zh-cn	通过数学推导,给出了模型具体的计算公式,并计算了其扰动界。
en-us	Through mathematical deduction, give the calculation formula of the specific model, and calculated the perturbation bounds.

zh-cn	通过比较一阶反向累加离散灰色模型和分数阶反向累加离散灰色模型扰动界的大小,证明了分数阶反向累加离散灰色模型的优越性。
en-us	By comparing the first-order reverse accumulative discrete grey model and fractional order cumulative discrete grey model, the size of the perturbation bounds to prove the superiority of the fractional order reverse accumulative discrete grey model.

zh-cn	最后,将其应用在某型号武器系统的储存可靠性的预测中,计算结果优于传统灰色预测模型,预测精度有了大幅度提高,从而拓展了灰色预测模型的理论研究和实际应用范围。
en-us	Finally, its application in a certain type of weapon system of storage reliability prediction, the calculation result is better than traditional grey prediction model, prediction accuracy is greatly improved, so as to expand the scope of theoretical research and practical application of grey forecasting model.

zh-cn	针对基于信息系统体系作战的海上作战风险管理问题,综合运用现代海战理论和风险管理理论,对信息化海上编队作战风险管理的风险辨识、风险评估和风险控制进行了研究。
en-us	Naval warfare based on information system operational risk management, the integrated use of modern naval warfare theory and the theory of risk management for information sea fleet operational risk management of risk identification, risk assessment and risk control are studied.

zh-cn	首先,围绕定下海上作战决心和实现海上作战决心所展开的海上作战指挥活动,分析了信息化海上编队作战面临的主要风险因素,建立了海上编队作战决心方案风险评估的指标体系;
en-us	‭First of all, set around the naval warfare determination and realization of naval warfare determination of battle command activities at sea, analyses the information sea fleet combat the major risk factors, established the sea fleet combat to project risk assessment index system;

zh-cn	在此基础上,综合运用模糊评价理论,提出了一种基于模糊综合评价法的作战决心方案风险评估方法,从而给出了海上编队作战风险控制方法;
en-us	On this basis, the integrated use of the fuzzy evaluation theory, this paper proposes a combat determination scheme based on fuzzy comprehensive evaluation method of risk assessment methods, and presents a sea fleet operational risk control method;

zh-cn	最后,通过一个案例分析说明了所提方法的有效性。
en-us	Finally, through a case study to illustrate the effectiveness of the proposed method.

zh-cn	实值处理具有降低高自由度多输入多输出(multiple-input multiple-output,MIMO)雷达角度估计大计算量的优势。
en-us	Real value processing have high degrees of freedom of lower multiple input multiple output (multiple - input multiple output, MIMO) radar Angle to estimate the advantage of large amount of calculation.

zh-cn	但受制于阵列的共轭对称性,对于任意阵列结构的双基地MIMO雷达发射角(direction of departure,DOD)和接收角(direction of arrival,DOA)联合估计，若不做附加的预处理则无法实现实值操作。
en-us	But subject to the conjugate symmetry of array, for any array structure of bistatic MIMO radar emission Angle (DOD) direction of departure, and receiving Angle (direction of concatenated, DOA) jointly estimates that if we do not make additional preprocessing is unable to realize the real value of the operation.

zh-cn	故将常规阵列实值处理的多重信号分类(multiple signal classification,MUSIC)超分辨算法推广至任意阵列结构的双基地MIMO雷达。
en-us	So the real value will be regular array processing of multiple signal classification (multiple signal classification, MUSIC) super resolution algorithm is extended to arbitrary bistatic MIMO radar array structure.

zh-cn	首先根据MIMO雷达的导向矢量共轭与镜像的对等性,提取接收信号协方差矩阵的实部,并对其进行特征分解得到"目标加倍"的信号子空间及其应对的噪声子空间; ‭
en-us	First according to the direction vector of MIMO radar conjugate equivalence with image, to extract the received signal covariance matrix of the real part, and carries on the characteristics of the decomposed "target" double signal subspace and its response to the noise subspace;

zh-cn	然后利用Kronecker积的特性对其进行降维处理,得到搜索区域减半的一维半实值域MUSIC谱,取出目标DOD真值与其镜像代入降维Capon算法来剔除虚拟峰值得到目标DOD估计真值;
en-us	‭Then use Kronecker product feature dimension reduction processing, to get a one-dimensional search area in half half real domain MUSIC spectrum, take out the target DOD true value and its mirror image in dimension reduction Capon algorithm to eliminate the virtual peak DOD to estimate the true value target is obtained;

zh-cn	‭最后利用特征矢量得到模糊DOA估计值,采用方向余弦差最小范数方法得到目标DOA无模糊估计值。
en-us	‭The feature vectors are used to get the fuzzy DOA estimation, using the direction cosine error most minimum norm method to get the target no fuzzy estimate DOA.

zh-cn	本文算法估计性能与一维搜索复数域MUSIC相当,计算量约降50%,且能够实现DOD和DOA的自动配对。
en-us	In this paper, performance estimation algorithm with one dimensional search complex domain MUSIC, about 50% amount of calculation, and can realize automatic matching of the DOD and DOA.

zh-cn	仿真结果证明了该算法的有效性。
en-us	The simulation results prove the effectiveness of the proposed algorithm.

zh-cn	表决结构广泛存在于装备的可靠性设计中。
en-us	Voting structure widely exist in the reliability design of the equipment.

zh-cn	针对表决系统备件需求计算困难、不准确的问题,提出了一种基于寿命分布等效的表决系统备件需求量计算方法。
en-us	‭Spare parts need for voting systems, the problem of inaccurate calculation difficulties, this paper proposes a life distribution based on the equivalent calculation method of the voting system spare parts demand.

zh-cn	首先通过R-等效方法将系统中的非指数单元转化为指数单元;
en-us	‭First by R - the equivalent method which is in the system the unit into index unit;

zh-cn	而后将多指数单元表决系统等效为伽马系统并给出等效伽马系统参数的经验计算公式;
en-us	And then will be more index equivalent unit vote system for gamma system and gives the calculating formula of equivalent gamma system parameters;

zh-cn	在此基础上以可用度为保障约束指标,利用伽马分布的可加性得到备件计算结果;
en-us	On the basis of availability for security constraints, spare parts are obtained by additivity of gamma distribution calculation results;

zh-cn	最后在实际算例中,通过与仿真结果的比较表明,此解析算法对于指数单元具有较高精度,对于非指数单元,在可用度较高的情况下亦能满足精度要求。
en-us	Finally in the actual case, through the comparison with the simulation results show that the parsing algorithm for index of unit is of high precision, for the unit, in the case of high availability can meet the precision requirement.

zh-cn	通过对现有直觉模糊熵构造方法的分析,针对隶属度和非隶属度函数相等但直觉指数不同导致熵值无法区分的局限性,借鉴经典数学中严格大于和严格小于的概念,提出了严格直觉模糊熵(strict intuitionistic fuzzy entropy,SIFE)的概念并给出公理化定义。
en-us	Through the analysis of existing intuitionistic fuzzy entropy method, in view of the membership and the membership functions are equal but different index entropy can't distinguish between limitations, reference of strict and rigorous shorter than in classical mathematics concept, put forward the strict intuitionistic fuzzy entropy (strict intuitionistic fuzzy entropy, SIFE) concepts and axiomatic definition is given.

zh-cn	在该定义基础上给出一个SIFE构造方法,然后抽象为一般表达式,使得SIFE的特性在决策排序问题中更加适用。
en-us	On the basis of the definition is given a SIFE constructor, then the abstract is a regular expression, and makes the characteristics of SIFE is more applicable in the decision-making scheduling problems.

zh-cn	通过算例分析,表明该方法的正确性,与其他直觉模糊熵构造方法比较,说明该方法可以克服存在的局限性。
en-us	Through example analysis, show that the method is correct, compared with other intuitionistic fuzzy entropy method, shows that the method can overcome the limitations of existence.

zh-cn	针对平动调制下的进动锥体锥顶及锥底滑动型散射源微多普勒提取问题,提出一种利用微多普勒曲线交叉点频移信息完成平动补偿并利用正交匹配追踪(orthogonal matching pursuit,OMP)提取微多普勒的方法。
en-us	For translation under the modulation of precession cone cone top and the bottom of the cone type sliding scattering source micro-doppler extraction problem, put forward a kind of micro doppler curve intersection frequency shift and use the information to complete the translation compensation orthogonal matching pursuit (orthogonal matching pursuit, OMP) extract micro-doppler method.

zh-cn	根据进动锥体散射源微多普勒变化规律建立回波模型,引入二次型平动速度调制项,发现微多普勒曲线交叉点处的瞬时频移是由剩余平动引起的。
en-us	‭According to the precession cone scattering source micro-doppler variation echo model is set up, the introduction of quadratic translational velocity modulation, found the micro-doppler curve intersections of instantaneous frequency shift is caused by the residual translation.

zh-cn	利用Harris-Laplace角点检测获取时频图中微多普勒曲线交叉点信息,通过最小二乘参数辨识得到剩余平动参数;‭
en-us	‭Harris - Laplace corner detection is used to collect the time-frequency diagram micro-doppler curve intersection information, remaining translation parameters is obtained by least squares parameter identification; ‭

zh-cn	针对平动补偿后锥体散射源微动特性构建回波信号原子集,利用OMP稀疏分解提取各散射源的微动信息。
en-us	For translational compensation after the cone scattering source micromotion characteristics build atomic set echo signal, using the OMP sparse decomposition from the micro scattering source of information. ‭

zh-cn	仿真验证了所提方法的有效性。
en-us	The simulation to verify the effectiveness of the proposed method.

zh-cn	研究了具有动态特性的多响应稳健参数设计问题,分析了响应变量往往具有偏度特征的情况,提出了基于多元偏正态分布与响应曲面法相结合的动态多响应稳健优化模型。
en-us	Study the dynamic characteristics of response more robust parameter design problems, analysis of the characteristics of the response variables can often be of skewness, was proposed based on multiple skewed normal distribution with response surface method in combination with dynamic response more robust optimization model.

zh-cn	该模型不仅考虑了动态多响应之间的相关性,而且也考虑了尺度与偏度对动态多响应系统最优性与稳健性的影响。
en-us	This model not only considers the dynamic response of the correlation between more, but also considers the scale and partial degrees of dynamic response the optimality and the robustness of the system.

zh-cn	首先,利用非参数检验方法判断在信号因子不同水平下的各响应变量所服从的分布类型;
en-us	First of all, using the method of nonparametric test to judge the signal factor under different levels of the response variables by the distribution of types;

zh-cn	其次,通过构建各响应变量在信号因子不同水平下的联合位置,尺度与偏度的响应曲面模型,进而建立基于多元偏正态分布的期望损失函数;
en-us	Secondly, this paper builds the response variables in the signal factor under different levels of joint position, scale and partial degrees of response surface model, which based on multivariate skewed normal distribution of expected loss function;

zh-cn	然后,利用混合遗传算法对所构建的综合期望损失函数进行全局优化求解;
en-us	Then, by using hybrid genetic algorithm to construct comprehensive global optimization to solve the expected loss function;

zh-cn	最后,通过对具体的工业实例进行分析研究,结果表明本文所提出的方法能够有效地解决具有偏度特征的动态多响应稳健参数设计问题。
en-us	Finally, through the analysis of specific instances of industrial research, the results show that the presented method can effectively solve the dynamic characteristic of partial degrees response more robust parameter design problems.

zh-cn	通过采用粒子群算法(particle swarm optimization,PSO),求解出不等质量4星库仑卫星编队在平面和立体情况下的最优静态构型。
en-us	By adopting the particle swarm algorithm (particle swarm optimization, PSO), to solve the unequal quality 4 star coulomb satellite formation under the condition of plane and solid is the optimal static configurations.

zh-cn	当库仑卫星编队中各卫星的质量、带电量以及位置均为变量时,库仑卫星编队的静态构型模型具有很强的非线性特点。
en-us	‭When the coulomb satellite formation of each satellite in quality, with power and position are variable, the coulomb static configuration of satellite formation model has strong non-linear characteristics.

zh-cn	此时可以将非线性模型的求解问题转化为约束条件下的参数优化问题,通过PSO求得各种编队构型下的最优静态构型。
en-us	‭At this point to solve the problem of nonlinear model can be transformed to parameter optimization problem under the constraint condition, optimum under various formation configuration by PSO static configurations.

zh-cn	同时,所提方法可以应用于求解PSO复杂多星编队情况下的最优静态构型,并为卫星队形重构问题等提供理论基础。
en-us	‭At the same time, the proposed method can be applied to solve the PSO star formation conditions of the optimal more complex than static configuration, and provide theoretical basis for satellite formation reconfiguration problem, etc. ‭

zh-cn	针对复杂网络中的社区检测问题,提出了一种基于节点影响力的离散粒子群社区检测方法。
en-us	For community detection problem in complex networks, this paper proposes a discrete particle swarm community detection method based on node influence.

zh-cn	该方法以模块度密度作为目标函数,利用离散粒子群算法对其进行优化,在优化过程中提出了节点影响力的概念,其充分利用了网络中节点的相互关系检测网络中的社区结构。
en-us	Module density as objective function, the method using the discrete particle swarm algorithm to optimize, and puts forward the concept of node influence in the process of optimization, the full use of the network node correlation detection in a network of community structure.

zh-cn	同时,在此基础上提出了基于节点影响力的粒子群初始化方法和粒子状态更新方法。
en-us	At the same time, based on the proposed particle swarm initialization method based on node power method and particle state update.

zh-cn	利用人工网络数据集和真实网络数据集对所提算法进行测试,实验结果表明,所提算法具有较好的检测结果,能更好地对网络中社区进行划分。
en-us	Using artificial network data sets and real data sets to test the proposed algorithm, the experimental results show that the proposed algorithm has better detection results, better community partition in the network.

zh-cn	通过对直升机可用性,可靠性、维修性、保障性(reliability&maintainability&supportability,RMS)和测试性的研究,提出对可用性进行综合评估,并说明在RMS基础上考虑测试性的必要性。
en-us	By helicopter, availability, reliability, maintainability, and supportability (reliability&maintainability & supportability, RMS) and test research, put forward the comprehensive evaluation of the usability, and explains the necessity of considering testability. ‭

zh-cn	首先,根据RMS与测试性的常用参数,建立了可用性综合评估指标体系; ‭
en-us	Based on the RMSFirst of all, according to the RMS and testability of commonly used parameters, established the availability comprehensive evaluation index system;

zh-cn	其次,在现有多种综合评估方法中,选择模糊层次分析法(即层次分析法(analytic hierarchy process,AHP)与模糊综合评估法(fuzzy comprehensive evaluation,FCE)相结合的方式)对直升机可用性进行评估,从而构建了总体综合评估模型; ‭
en-us	‭Secondly, in a variety of existing comprehensive evaluation method, choose the fuzzy analytic hierarchy process (namely, analytic hierarchy process (AHP), analytic hierarchy process, the AHP) and fuzzy comprehensive evaluation method, fuzzy comprehensive evaluation, FCE) a combination of) to evaluate helicopter availability, thus constructs the comprehensive evaluation model of overall;

zh-cn	最后,应用Matlab平台对提出的评估模型进行仿真,并以直11型直升机为例对提出的方法进行验证,实现了评估的自动化与可视化。
en-us	‭Finally, the application of Matlab platform to put forward the evaluation model for the simulation, and the type of 11 a helicopter as an example to verify this method, realized the automation and visualization of the assessment.

zh-cn	通过实时检测目标辐射噪声中的特征变化实现对目标机动时刻的估计。
en-us	Through the real-time detection of target radiated noise characteristics changes of target maneuver time estimates.

zh-cn	通过实验数据的统计分析,指出在一种平稳航行状态下目标辐射噪声特征的估计值符合正态分布,据此提出目标特征变化的显著性检验方法,实现目标机动时刻的在线估计。
en-us	‭Through the statistical analysis of experimental data, it is pointed out that in a steady state estimates of the target radiated noise characteristics accord with normal distribution, on the basis of which the significance test methods of target characteristics change, realize the online estimation of target maneuver time.

zh-cn	定义不同特征对目标运动状态的区分度,利用区分度最大的特征进行目标机动时刻估计,以提高算法效率。
en-us	‭To define different characteristics on the degree of differentiation of target motion state, the use of the greatest feature of the degree of differentiation of target maneuver moment estimation, in order to improve the efficiency of algorithm.

zh-cn	实验结果表明,该方法可以有效减少目标机动时刻的估计滞后时间。
en-us	‭The experimental results show that the method can effectively reduce the target maneuvering moment estimation of the time lag. ‭

zh-cn	机会网络的拓扑结构具有较强的时变性,节点间的关系较为复杂,难以用传统的数学模型进行描述。
en-us	Opportunity to network topology with strong time-varying, the relationship between node is relatively complex, difficult to use traditional mathematical model is described.

zh-cn	提出了一种带有模糊控制的数据转发控制策略,利用模糊系统理论根据多维状态参数评估节点之间的关系强度。
en-us	Puts forward a data forwarding control with fuzzy control strategy, using the theory of fuzzy system based on multidimensional state parameter to assess the relationship between the node strength.

zh-cn	结合状态感知和专业经验进行数据转发控制,有效避免了数据转发过程中的盲目性。
en-us	Combined with state awareness and professional experience in data forwarding control, effectively avoids the blindness in the process of data forwarding.

zh-cn	数值仿真结果表明,所提出的策略能够在不明显增加网络投递开销的同时,提高数据投递成功率并降低投递延时。
en-us	Numerical simulation results show that the proposed strategy can without significantly increasing network delivery costs at the same time, improve data delivery success rate and reduce transmission delay.

zh-cn	提出以飞秒脉冲作为时间信号的载体进行高精度时间同步测量的方法。
en-us	As a carrier of the time signal, proposed by femtosecond pulse, the measurement of high precision time synchronization method.

zh-cn	基于光学倍频介质和二次谐波效应分析了基于飞秒脉冲相关探测的时间同步测量机理。
en-us	‭Based on optical frequency doubling medium and the effect of the second harmonic is analyzed based on femtosecond pulse related detection time synchronization measurement mechanism.

zh-cn	完成了基于飞秒脉冲的高精度时间同步测量系统构建,研究了时延测量的时域-空域参数依赖关系,通过空间延迟线扫描的方式进行系统定标和时延测试。
en-us	‭Finished high precision time synchronization based on femtosecond pulse measurement system build, studied the time delay measurement of time domain airspace parameter dependencies, delay line scanning way through space and time delay test system calibration.

zh-cn	测试结果表明,该方案能够实现10fs量级的时间同步测量,为高精度时间同步研究提供了新的方法。
en-us	‭Test results show that the proposed scheme can achieve 10 fs level of time synchronization measurement, provides a new method for the research of high precision time synchronization. ‭

zh-cn	如何有效地利用宽带信号各频点所提供的信息实现高精度波达角(direction of arrival,DOA)估计一直是热点问题,针对宽带DOA估计问题,提出一种基于孔径扩展的子带信息融合(subband information fusion,SIF)DOA估计方法。
en-us	How to effectively use information provided by the broadband signals in each frequency point to realize high precision Angle of DOA (direction of concatenated, DOA) estimation has been the hot issues, for broadband DOA estimation problem, put forward a kind of aperture extension based subband information fusion (subband information fusion, SIF) DOA estimation method.

zh-cn	该方法在宽带信号的频域模型基础上,结合虚拟阵列方法实现孔径扩展,并联合各子带信息统一处理,从而提高DOA估计的精度。
en-us	The method is based on the broadband signal in the frequency domain model, combined with the virtual aperture array method is extended, and the joint of each subband information processing, so as to improve the accuracy of DOA estimation.

zh-cn	与其他SIF方法相比,该方法利用二阶统计量将数据转化为单快拍模型,不仅提高了可估计信源数目,而且极大程度地降低了运算复杂度,同时在小快拍、低信噪比条件下仍能得到DOA估计结果。
en-us	Compared with other methods of SIF, the method using second order statistics data into a single snapshot model, not only improves can estimate the source number, and drastically reduced the computation complexity, at the same time in the small snapshot, low SNR conditions can still get the DOA estimation results.

zh-cn	仿真实验验证了所提方法的有效性。
en-us	Simulation experiments verify the effectiveness of the proposed method.

zh-cn	提出了适用于面阵中的基于级联多重信号分类(multiple signal classification,MUSIC)方法的二维波达方向(direction of arrival,DOA)估计算法。
en-us	Put forward the suitable for array based on cascade of multiple signal classification (multiple signal classification, MUSIC) method of 2-d DOA (direction of concatenated, DOA) estimation algorithm.

zh-cn	该算法仅采用级联的一维搜索即可实现二维DOA的联合估计,避免了经典二维MUSIC算法的复杂计算量,复杂度大大降低,同时角度估计性能非常接近经典二维MUSIC算法。
en-us	‭The algorithm with a cascade of one dimensional search only two-dimensional joint estimation of DOA can be realized, avoiding the complex computation of classic 2-d MUSIC algorithm, complexity is greatly reduced, at the same time Angle estimation performance is very close to the classic 2-d MUSIC algorithm.

zh-cn	此算法可以实现二维角度的自动配对,角度估计性能优于传播算子算法(propagator method,PM)以及借助于旋转不变技术的信号参数估计算法。
en-us	‭This algorithm can realize the automatic matching of 2 d Angle, the Angle estimation performance is better than propagator algorithm (propagator method, PM) and by means of technology of rotation invariant signal parameter estimation algorithm.

zh-cn	同时,该算法可以很好地估计出相同方位角(或仰角)的信源。
en-us	‭At the same time, the algorithm can estimate the azimuth Angle (or elevation) of the same source.

zh-cn	结合算法的高性能及低复杂度,该算法拥有更广泛的适用范围,其优越性得到验证。
en-us	‭In combination with high performance and low complexity of algorithm, the algorithm has a broader scope of application, demonstrated its superiority. ‭