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;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	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; 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	针对干涉式光纤陀螺仪温漂误差补偿准确性不高的问题,设计了基于RBF神经网络的改进型温漂误差补偿系统。
en-us	For interferometric fiber optic gyroscope temperature drift error compensation accuracy is not high question, designed the improved temperature drift error compensation system based on RBF neural network.

zh-cn	根据对热致非互易相位延迟的深入分析,对不同条件下的热致非互异性相位延迟进行了定性的分析和定量的仿真;建立了基于温度、温度变化量和温度相乘量的温漂误差模型;设计了基于升降温实验的温漂误差补偿模型辨识方法,并采用RBF神经网络精确辨识该温漂误差模型参数;基于TMS320F28335、高精度温度测量单元、解编码电路和辅助电路设计,完成了温漂误差补偿系统设计;
en-us	According to the heat caused by non reciprocity phase delay in-depth analysis, on condition of different heat to the greatly reduced. moreover phase delay has carried on the qualitative analysis and quantitative simulation; Based on the temperature, temperature variation and temperature multiplied quantity of temperature drift error model; Designed based on cooling the rise of the temperature drift error compensation model identification method, and USES the RBF neural network to accurately identify the temperature drift error model parameters; Based on TMS320F28335, high precision temperature measurement unit, coding circuit and auxiliary circuit design, completed the temperature drift error compensation system design;

zh-cn	提出了用于评估温漂误差补偿系统的均方差评估公式。
en-us	Put forward to evaluate mean square error evaluation formula of temperature drift error compensation system.

zh-cn	论文给出了温漂误差补偿系统的设计方法和实现步骤。
en-us	Paper presents a design method of temperature drift error compensation system and the implementation steps.

zh-cn	温补实验对比结果表明,该温漂误差补偿系统的补偿精度高、可靠性好,能够将光纤陀螺仪输出精度提高一个数量级,可广泛用于干涉式光纤陀螺仪的温漂误差补偿。
en-us	Removing the experimental comparison results show that the temperature drift error compensation system of compensation of high precision, good reliability, can be an order of magnitude increase in the optical fiber gyro output precision, which can be widely used in interferometric fiber optic gyroscope temperature drift error compensation.

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	针对已有方法在大规模集群系统控制方面的不足,提出一种基于规则的无人机集群系统飞行与规避自主协同控制方法。
en-us	In view of the existing methods in large scale control deficiency of cluster system, put forward a kind of unmanned aerial vehicle (uav) cluster system based on rule coordination with circumvent the autonomous flight control method.

zh-cn	受群智能思想启发,定义集群内无人机成员的基本飞行规则,实现无人机集群正常飞行和队形重构,在此基础上,将规避动作作为一种新的飞行规则,通过设置相应的规则权重系数,建立整体和成员两种规避控制机制,最后基于线性反馈控制理论证明了无人机集群系统的稳定性。
en-us	Inspired by swarm intelligence thought, define the cluster members of the unmanned aerial vehicle (uav) flight rules, basic implementation and formation reconfiguration of unmanned aerial vehicle (uav) cluster normal flight, on this basis, the evasive action as a new flight rules, weight coefficient by setting the corresponding rules, establish overall members and two circumvent control mechanism, based on the linear feedback control theory, the stability of unmanned aerial vehicle (uav) cluster system is proved.

zh-cn	仿真结果表明,所提方法能够控制集群正常飞行并有效处理规避问题,同时具有良好的实时性。
en-us	The simulation results show that the proposed method can control cluster normal flight and effective treatment to avoid the problem, at the same time has good real-time performance.

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	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;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	Applying the theory of fuzzy clustering algorithm implementation of equal division; 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	针对传统方法在金属建筑反射干扰严重情况下无法实现海岸线精确检测问题,本文在分析海岸线边缘特有散射特性的基础上,提出了混合统计和散射特性的海岸线边缘检测方法。
en-us	In view of the traditional method in the metal building reflection interference situations will be able to realize the accurate coastline detection problem, based on the analysis of the coastline edge scattering characteristics, on the basis of special statistical and scattering characteristics of mixed coastline edge detection method.

zh-cn	该方法分别以似然比和体散射功率比值检测子检验窗口相邻区域统计和散射特性的不同,并通过模糊集方法融合两个检测子。
en-us	The method respectively by likelihood ratio detection and scattered power ratio sub inspection window adjacent area statistics and scattering characteristics, and through the two fuzzy sets method fusion detection. By the proposed detection child realize coarse coast, on the basis of the fast active contour model based on edge energy diagram of coastline of further refinement.

zh-cn	在由提出的检测子实现粗岸线检测的基础上,采用基于边缘能量图的快速活动轮廓模型对岸线进一步精细化。对大连海岸区域极化合成孔径雷达(synthetic aperture radar,SAR)图像进行实验,结果表明提出算法有效减少了强金属建筑干扰和不同海况区域导致的虚假岸线边缘,实现了精确的海岸线检测。
en-us	In dalian coastal areas polarization synthetic aperture radar (synthetic aperture radar, SAR) image experiment, results show that the proposed algorithm is effective to reduce the heavy metal construction interference and result in different sea areas of the false edge of coastline, has realized the accurate coastline detection.

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,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	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, 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	立方体卫星广泛使用两行根数(two-line element,TLE)结合SGP4模型作为定轨的唯一或是备份手段。
en-us	The number of cube satellites widely used two lines (two - line element, TLE) combined with SGP4 model as the sole or backup method of orbit determination.

zh-cn	针对SGP4模型长期预报误差积累的问题,分析了模型的误差来源及分布情况,提出两种利用地面观测站测量多普勒频移提高定轨精度的方法。
en-us	For SGP4 model prediction error accumulation problem for a long time, analyzes the model of error sources and distribution, put forward two kinds of using ground-based doppler shift measurement method to improve the precision of orbit determination.

zh-cn	一种方法直接修正大气阻力项系数,结果表明能大幅减小速度方向上的预报误差,将预报10天的位置精度提高到4km以内。
en-us	A method for directly modified atmospheric drag coefficient, the results show that the prediction error can significantly reduce the speed direction, to increase the forecast the location precision of 10 days to 4 km.

zh-cn	另一种方法将已知的两行根数更新为卫星过境时刻的两行根数,然后修正纬度幅角,修正后短期预报误差能基本消除但长期精度不如前一种方法。
en-us	Another method will be known two the number of rows updated for transit times the number of the two lines of satellite, and then fixed latitude Angle, the revised short-term forecast error can basically eliminate but long-term accuracy than the former method.

zh-cn	通过对在轨立方体卫星的实际测量也验证了上述的结论。
en-us	Through the actual measure of the satellite on-orbit cube also proves the conclusion.

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;最后进行参数估计。
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; 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	给出国防大数据的定义,归纳提炼国防大数据的特征,分析国防大数据所面临的挑战,并提出国防大数据研发和应用所需解决的科学问题及关键技术,最后给出发展建议。
en-us	Presents the definition of defence data and inductive refining defense, the characteristics of the large data analysis of large data of defense challenges faced, and puts forward the defense research and development of big data and application needed to solve scientific problems and key technologies, finally the development advice.

zh-cn	通过对国防大数据的研究,建立巨型国防大数据平台、货柜式国防大数据平台以及嵌入式国防大数据系统的概念,以便全面提升军队核心战斗力,在未来智能化战争中取得军事优势。
en-us	Based on the research of the large data of defense, the establishment of a giant defence big data platform, the container type defense data platform and the concept of embedded large data of defense system, in order to improve the army's core, intellectualized war military advantage in the future.

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;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	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; 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	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,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	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, 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,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	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, 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	针对采用摆动喷管作为执行机构的导弹姿态控制系统,研究了导弹初始垂直发射过程中三通道姿态耦合控制问题。
en-us	In view of the oscillating nozzle as the actuator of the missile attitude control system, is studied in the process of the initial vertical launching missile three-channel attitude coupling control problem.

zh-cn	详细推导了采用摆动喷管的导弹的姿态动力学模型,并与欧拉角描述的导弹姿态运动学模型结合,基于动态面控制技术,在考虑系统中气动参数不确定性情况下设计了一个新的动态面自适应滑模控制器,并应用Lyapunov方法给出了严格的稳定性证明。
en-us	Was deduced in detail using the oscillating nozzle missile attitude dynamics model, and combined with euler angles describe the missile attitude kinematics model, based on dynamic surface control technology, under the condition of pneumatic parameter uncertainty system design of a new dynamic adaptive sliding mode controller, and applies the method of Lyapunov stability of the strict proof is given.

zh-cn	为避免控制设计中的抖振问题,控制器中的符号函数用饱和函数来代替。
en-us	To avoid chattering problem in the design of control, the controller of the symbol function instead of using saturation function.

zh-cn	数值仿真分析验证了所提出的控制方法的有效性。
en-us	Numerical simulation verified the effectiveness of the proposed control method.

zh-cn	利用测线对称性对固定测量偏差的抵消作用,对超短基线声传感器安装偏差标定测线进行了规划。
en-us	Using the line symmetry, the action of the fixed measuring deviation of offset to the ultra-short baseline acoustic sensor installation deviation on the calibration of measuring line planning.

zh-cn	通过分析各类测角偏差对标定的影响,得出安装偏角估值无偏时测线应满足的对称性与重合性条件,规划了满足该条件3类测线:直线测线、圆测线及将两者合并的组合测线,并通过仿真计算与实验数据处理对3类测线进行了比对。
en-us	By analyzing the influence of all kinds of Angle measuring error on calibration, it is concluded that the installation Angle when valuations are unbiased line should meet the symmetry and overlapping conditions, planning for meeting the conditions of three kinds of line: straight line, circle line, and incorporating both the combination of the line, and through the simulation calculation with the experimental data processing on the three kinds of line.

zh-cn	仿真与实验结果表明组合测线在不能严格保证对称重合测量的实际情况下标定结果更准确、一致性更好,修正后超短基线系统的定位精度更高。
en-us	Simulation and experimental results show that the combination of line in not strictly to ensure that the results of the actual conditions of symmetrical measurement calibration more accurate and better consistency, revised ultra-short baseline positioning precision is higher.

zh-cn	因此将组合测线作为超短基线声传感器安装偏差的标定测线。
en-us	So the combination line as the ultra-short baseline acoustic sensor installation deviation calibration line.

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	从故障隔离率的基本定义和分析出发,针对在装备研制早期,给定故障隔离百分比后,对如何确定和优化对应的故障隔离模糊度问题进行了研究。
en-us	Starting from the basic definition and analysis of fault isolation rate, according to early in equipment development, given after fault isolation percentage, on how to determine and optimize the corresponding fault isolation ambiguity problem is studied.

zh-cn	首先,借助于测试性分析中的多信号流图(multi-signal flow graph,MSFG)及其示例计算结果,结合测试性设计中故障模糊度的不同分布,得到了故障隔离模糊度的完整的度量指标(包括最小值、最大值、均值),以及当前指标的物理意义(单个指标应理解为均值)。
en-us	First of all, with the aid of testability analysis of signal flow graph (multi - signal flow graph, MSFG) and its example calculation results, combined with the testability design of fault fuzzy degree of different distributions, obtained the fuzzy degree of fault isolation complete metrics (including minimum, maximum, the mean), and the current index of the physical meaning (single indicators should be understood to mean).

zh-cn	在定性分析的条件下,通过典型案例分析,给出了最小值、最大值和均值确定的方法和原则。
en-us	Under the condition of the qualitative analysis, through analysis of typical cases and gives a method of determining the minimum, maximum and average and principles.

zh-cn	在定量分析方面,通过装备维修和故障隔离过程分析,建立了故障隔离模糊度的通用优化模型。
en-us	In the aspect of quantitative analysis, through the analysis of equipment maintenance and fault isolation process, setting up the fuzzy degree of fault isolation of general optimization model.

zh-cn	在模型求解方面,对模型进行了工程应用简化,给出了模型优化解存在的前提条件,通过逻辑和数学分析等手段,结合典型示例给出了模型求解的逐步寻优算法和动态规划算法,应用该模型和算法可以在给定故障隔离百分比的条件下,得到经过优化的故障隔离模糊度的最小值、最大值和均值的精确解。
en-us	In terms of model, simplified model for the engineering application, the premise condition of existence for the solution of model optimization are given, by logic and mathematical analysis method, combining with the typical example of model are given step by step optimization algorithm and dynamic programming algorithm, the application of the model and algorithm can under the condition of a given fault isolation percentage, get the optimized fuzzy degree of fault isolation, minimum, maximum and average exact solutions are given.

zh-cn	从而在工程应用的背景下,较为圆满地解决了这一问题。
en-us	Thus in the engineering application background, the more successfully solved this problem.

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。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	Only part of the follower static pilot information can be obtained. 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,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	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, 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,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,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	Attractions traversal is put forward based on the field of doppler bandwidth calculation method, 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, 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;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	Then unilateral pursuit DG model can be converted to the optimal countermeasures problem; 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;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	After considering the matched filtering, radio frequency interference and the target signal is similar to single frequency signal is difficult to distinguish between; 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;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),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	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; 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), 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,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	Secondly, on the basis of IMAM, combining with the modified Kalman filter (amendatory Kalman filter, AKF) thoughts, IMAM - AKF algorithm is proposed, 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。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	Finally, combined with the adaptive fading Kalman filter, the adaptive fading Kalman filter, AFKF) thoughts, IMAM - AFAKF algorithm is proposed. The simulation results show that both strong mobility and weak maneuvering, IMAM - AFAKF algorithm has good tracking performance.

zh-cn	从业务模型中发现和识别业务层服务是面向服务架构系统设计的关键活动。
en-us	Found in the business model and identify the business layer service is the key to the design of service-oriented architecture (soa) system.

zh-cn	为面向服务架构设计,提出了一种基于聚类分析的自动化服务提取方法。
en-us	For service oriented architecture design, this paper puts forward a kind of automation services extraction method based on clustering analysis.

zh-cn	该方法将服务提取问题转换为多目标优化求解的问题,以C/U矩阵业务模型为基础,综合考虑服务设计中耦合度、内聚度、重用性、可维护性等原则,构建优化设计的目标函数,并提出模拟退火的求解方法。
en-us	The method to transform service extraction problem for multiple target optimization to solve the problem, based on the C/U matrix business model, considering the service in the design of the coupling, cohesion, reusability, maintainability and other principles, building objective function of optimization design and of simulated annealing algorithm is put forward.

zh-cn	最后通过案例进行验证。
en-us	Finally through the case validation.

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,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	Beam to reduce noise influence, using matrix estimation algorithm to achieve multichannel signal pole, 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;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	At the same time, in order to overcome the disadvantages of CLMS algorithm stagnation waiting, the instantaneous transfer structure; 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	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.

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	Problems 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	针对含模型不确定性的无人动力翼伞低空降高控制问题,提出了一种基于可变增益的自适应模糊反步法控制策略。
en-us	For model uncertainty in unmanned power parafoil airborne high low control problem, put forward a kind of based on variable gain adaptive fuzzy control strategy of the gait.

zh-cn	首先,推导了稳定航速下翼伞尾沿偏转变增益反步控制律,通过设计增益参数简化了控制器形式。
en-us	First, this paper derived the parafoil tail under the steady speed along the partial step conversion gain the control law, through the design simplifies the controller gain parameters form.

zh-cn	然后,利用模糊逻辑系统在线逼近系统的不确定性,并加入自适应鲁棒项对逼近误差进行消除,采用Lyapunov理论得出的模糊系统权值和逼近误差自适应律,保证了闭环系统的一致最终有界性和跟踪精度。
en-us	Then, using the fuzzy logic system online approximation of uncertainty, and join the adaptive robust items to eliminate approximation error, using Lyapunov theory of the fuzzy approximation errors of the system's weight and the adaptive law, guarantee the uniform ultimate boundedness of the closed-loop system and tracking accuracy.

zh-cn	最后,针对控制器增益的组合形式,采用单独的模糊系统对增益参数进行在线调节。
en-us	Finally, in view of the combination of the controller gain form, using the single fuzzy system to gain parameters can be adjusted online.

zh-cn	仿真结果验证了所提方法的有效性。
en-us	The simulation results verify the effectiveness of the proposed method.

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;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;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	The method firstly determined by interval Numbers and inverse trigonometric function and normalized target attribute decision matrix; Then using the method of interval cross entropy and group analytic hierarchy process (ahp) to determine the target attribute weights, and the threat classification; 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	现代战争中,时效性是评价防空反导系统战略预警、指挥决策等性能的重要指标。
en-us	Timeliness is the evaluation of air defense missile defense system in modern warfare strategic early warning, command decisions such as an important index of performance.

zh-cn	提出了一种基于仿真的防空反导系统时效性分析方法,从体系结构的角度评估防空反导系统的时延对反导成功率的影响。
en-us	Put forward a kind of effectiveness of air defense missile system based on the simulation analysis method, from the Angle of architecture evaluation of air defense missile system time delay effects on anti-missile success rate.

zh-cn	为此,首先提出防空反导系统时效性分析方法与过程,然后采用UPDM(unified platform of defense model)工具对防空反导流程进行体系结构相关产品的设计,最后利用所提方法对防空反导体系结构进行仿真,分析时延因素对防空反导成功率的影响,为时延分配、作战流程优化提供思路。
en-us	To do this, first of all air defense antimissile system efficiency analysis method and the process is put forward, and then USES the UPDM (unified platform of defense model) tool for air defense antimissile process architecture related products design, the use of the proposed method for air defense missile simulation system structure, analyzed the influence of time delay factors on the success rate of air defense missile and to fight for delay distribution, process optimization.

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;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	Use with confidence value structure of the language expression evaluation information incomplete or expert evaluation of the uncertainty and fuzziness; 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	针对指标权重未知的三角模糊数型不确定多指标决策问题:首先,给出了一种新的规范三角模糊数相似度和决策方案相似度的定义,提出了三角模糊数相似度关系理论并得到了一些相关结果;
en-us	For unknown attribute weight of triangular fuzzy number type uncertain multiple attribute decision making problems: first of all, presents a new specification triangular fuzzy Numbers and similarity of decision-making plan the definition of similarity, put forward the theory of triangular fuzzy number similarity relation and some related results are obtained;

zh-cn	其次,借鉴离差最大化思想提出了一种基于三角模糊数相似度关系确定指标权重的相似规划模型;
en-us	Secondly, draw lessons from the idea of maximizing deviations proposed a similarity relation based on triangular fuzzy number to determine the index weight similar programming model;

zh-cn	再次,利用各决策方案与理想决策方案相似度的相对比值大小对各决策方案进行排序和择优,以此给出了三角模糊数型不确定多指标决策的相似度关系算法;
en-us	Again, using similarity of each decision scheme and ideal decision-making plan the relative ratio of the size of each decision scheme for sorting and merit, this gives the triangular fuzzy number model of uncertain multiple attribute decision making algorithm similarity relations;

zh-cn	最后,通过算例对该算法与离差最大化算法进行对比分析说明了该算法的可行性和有效性。
en-us	Finally, a numerical example of the algorithm is compared with the algorithm of maximizing deviations analysis illustrates the feasibility and effectiveness of the algorithm.

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;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	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; 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	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,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	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, 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	针对传统微带天线带宽窄的缺陷,提出了一种混合编码方式的自适应差分进化算法来优化展宽带宽。
en-us	Aimed at the defects of traditional microstrip antenna with width, this paper proposes a hybrid coding adaptive differential evolution algorithm to optimize the way of broadening the bandwidth.

zh-cn	该方法先对贴片和地板采用网格编码进行粗优化,再对去除的贴片和地板部分采用基函数编码进行细优化,通过寻优得到了一款新型的宽带天线,带宽从11
en-us	This method is used for the tiles and the floor first coarse grid coding, optimization, again to remove the tiles and the floor part of the basis function coding is adopted to improve the fine optimization, through optimization has been a new broadband antenna, the bandwidth from 11

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	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	基于数字射频存储(digital radio frequency memory,DRFM)技术的转发式干扰的存在性检测是对抗有源欺骗干扰的前提。
en-us	Based on the digital rf storage (digital radio frequency memory, DRFM) technology of the existence of forward interference detection is the precondition of counter active deception jamming.

zh-cn	干扰机的相位取样量化会导致干扰信号有谐波分量的寄生。
en-us	Quantitative phase sampling jammer can lead to interference signal parasitic harmonic component.

zh-cn	在雷达距离/速度波门内同时存在目标信号和欺骗干扰信号的情形下,利用经验模态分解(empirical model decomposition,EMD)算法分离出干扰信号谐波分量,通过提取干扰谐波分量与目标回波在时频域上能量分布特征差异,提出了一种基于时频域熵特征的有源欺骗干扰检测方法。
en-us	Distance/speed wave gate exist in radar target signal and the deception jamming signal, using the empirical mode decomposition (empirical model decomposition, the EMD) algorithm to separate the disturbance signal harmonic component, harmonic component extracted by interference and the target echo characteristics of energy distribution differences in time-frequency domain, this paper proposes a active deception jamming based on time-frequency domain entropy feature detection method.

zh-cn	该方法不需要估计噪声参数,且具有恒虚警(constant false-alarm rate,CFAR)特性。
en-us	This method does not need to estimate the noise parameters, and the constant false alarm (constant false alarm - rate, CFAR) features.

zh-cn	蒙特卡罗仿真结果验证了该方法的有效性。
en-us	Monte carlo simulation results verify the effectiveness of the proposed method.

zh-cn	针对传统舰载领域传递对准精度评估性能受限于舰船有限的机动能力问题,提出了通过引入天文航向信息以及减速机动的舰载武器惯导系统传递对准精度评估方法。
en-us	In view of the traditional field of shipboard transfer alignment accuracy evaluation performance is limited by ship limited mobility problems, put forward by introducing astronomy course information and deceleration motor ship-borne weapons inertial navigation system transfer alignment accuracy evaluation methods.

zh-cn	通过精度评估系统的可观测性分析,给出了引入角运动观测量以及载体机动这两种方法各自与精度评估性能之间的关系,并分别提出引入天文方位信息和舰船减速强机动的精度评估方法,利用固定点平滑算法进行仿真分析。
en-us	Through the accuracy evaluation of system observability analysis, gives a introduction of Angle motion observation and carrier mobility and the two methods are the relationship between the precision evaluation of performance, and puts forward the introduction of astronomical azimuth information and ship slowdown motor accuracy evaluation methods, using the fixed point smoothing algorithm for simulation analysis.

zh-cn	仿真结果表明,引入天文航向信息的精度评估方法具有良好的姿态失准角评估性能,平滑误差小于10%,且所设计的减速强机动可以进一步提升方位失准角的平滑精度。
en-us	The simulation results show that, the introduction of the astronomical heading information accuracy evaluation method has a good attitude misalignment Angle to evaluate performance, smooth error less than 10%, and the strong reduction motor designed can further enhance the accuracy of the azimuth misalignment Angle smooth.

zh-cn	硬式加油技术适合给大型飞机加油,能与软式加油形成功能互补。
en-us	Hard for large aircraft refueling refueling technology, can form a complementary functions and soft refueling.

zh-cn	研制硬式加油技术,需要解决伸缩管动力学建模与控制问题。
en-us	Hard filling technology of expansion pipe dynamics modeling and control problem to solve.

zh-cn	在加油机定直平飞的前提下,建立了考虑伸缩管质量分布变化与气动参数不确定性的动力学模型。
en-us	In tankers straight level flight under the premise of established considering expansion pipe quality distribution change and the dynamic model of pneumatic parameter uncertainty.

zh-cn	将不确定性视为复合扰动,采用反馈线性化实现标称系统的解耦,并分别为俯仰与滚转子系统设计了非线性干扰观测器与反演自适应控制器。
en-us	Will uncertainty as the compound disturbance, the nominal system is realized by using feedback linearization decoupling, designed for pitching and rolling rotor system and nonlinear disturbance observer and inversion adaptive controller.

zh-cn	仿真结果表明,复合控制器在多种不确定性条件下能达到一致的控制效果,控制性能优于常规增稳控制系统。
en-us	The simulation results show that the compound controller under the condition of many kinds of uncertainty can achieve consistent control effect, the control performance is superior to the conventional stability augmentation control system.

zh-cn	回溯搜索优化算法(backtracking search optimization algorithm,BSA)是一种新型的进化算法。
en-us	Backtracking search optimization algorithm (backtracking search optimization algorithm, BSA) is a new kind of evolutionary algorithms.

zh-cn	同其他进化算法类似,该算法仍存在收敛速度较慢的缺点。
en-us	With other evolutionary algorithms, the algorithm still shortcomings of slow convergence speed.

zh-cn	针对这一问题,在详细分析该算法原理的基础上,提出了具有广泛学习策略的改进算法。
en-us	In order to solve this problem, based on detailed analysis of the principle of the algorithm, the improved algorithm with a broad range of learning strategies are put forward.

zh-cn	为了充分利用种群搜索到的较优位置,该策略首先利用提出的最优学习进化方程,通过与引入的随机进化方程之间随机选择来提高算法的收敛速度和搜索精度;
en-us	In order to make full use of population search to a better position, the strategy, first of all, using evolution equation, the optimal learning through random choice between introduced stochastic evolution equations to improve the convergence speed and searching precision of the algorithm;

zh-cn	另一方面,该策略利用提出的最优学习搜索方程,通过控制种群的搜索方向,促使种群尽快收敛至全局最优解。
en-us	On the other hand, the strategy of the proposed optimal learning search equation, by controlling the population search direction, prompting population to converge to global optimal solution as soon as possible.

zh-cn	最后对20个复杂测试函数进行了仿真实验,并与其他3种目前流行的算法进行了比较,统计结果和Wilcoxon符号秩检验结果均表明,所提出的改进算法在收敛速度以及搜索精度方面具有明显优势。
en-us	Last for 20 complex test function, the simulation experiment and compared with other three kinds of current popular algorithm on the basis of the comparison, statistics and Wilcoxon signed rank test results show that the proposed algorithm has an obvious advantage in convergence speed and searching precision.

zh-cn	针对高空间分辨率全极化数据的特点,基于分形网络演化分割算法框架,本文提出了一种综合K分布统计特征、Pauli分解特征和空间形状特征的高分辨率全极化SAR图像分割方法。
en-us	According to the characteristics of high spatial resolution of the polarization data, evolutionary segmentation algorithm based on fractal network framework, this paper proposes a comprehensive statistical characteristics, Pauli decomposition characteristics and spatial distribution of K shape characteristics of the high resolution polarization SAR image segmentation method.

zh-cn	该方法采用对数似然函数定义K分布统计特征异质度,对Pauli分解特征加权定义极化分解特征异质度。
en-us	The method adopts the logarithm likelihood function define the statistical characteristics of the heterogeneous distribution of K, to define Pauli decomposition feature weighting polarization decomposition characteristics of heterogeneous degrees.

zh-cn	在此基础上,综合统计、极化分解和形状特征构建对象相似性准则,建立高分辨率全极化SAR图像多特征综合分割流程。
en-us	On this basis, the comprehensive statistics, polarization decomposition and shape characteristics build objects similarity criterion, establish high resolution polarization SAR image features more comprehensive segmentation process.

zh-cn	通过模拟数据和ESAR全极化数据实验并与其他分割方法比较,验证了本文分割方法的有效性。
en-us	Through simulation experiment data and ESAR full polarization data and compared with other method, verified the effectiveness of the method in this paper.

zh-cn	在认知无线电网络中,用户(主用户或者次用户)随机到达对频谱检测的性能有很大影响,为解决这个问题,本文提出了一种反馈叠加能量检测算法。
en-us	In cognitive radio network, the user (primary user or the user) random arrival has a great influence on the spectrum detection performance, in order to solve this problem, this paper proposes a feedback stack power detection algorithm.

zh-cn	通过将检测周期后半部分采样点的瞬时能量值累加到检测周期前半部分采样点的瞬时能量值上,在不延长检测时间的基础之上,改善了整个检测周期的能量统计值。
en-us	By testing cycle after half of the sampling points of the instantaneous energy accumulation to detect cycle sampling points on the instantaneous energy of the first half, on the basis of not to extend the time of detection, improve the detection cycle of energy statistics.

zh-cn	进一步,从理论上分析了本文算法的检测概率、虚警概率、数据碰撞概率和吞吐量。
en-us	Further, analyzed theoretically in this paper, the algorithm of detection probability and false alarm probability, data collision probability and throughput.

zh-cn	仿真表明,相对现有文献检测方案,本文算法不仅能提高检测性能,而且可以降低用户之间数据发生碰撞的概率,从而提高次用户的吞吐量。
en-us	Simulation shows that the relative literature detection scheme, the algorithm can not only improve the detection performance, and can reduce the probability of collision between the user data, so as to improve the throughput of a user.

zh-cn	传统卡尔曼滤波对准只适用于中低纬度地区,不适用于极区。
en-us	In the traditional kalman filter alignment is only applicable to low latitudes, does not apply to polar.

zh-cn	针对这一问题,提出惯性系下卡尔曼滤波对准作为极区对准方案。
en-us	In order to solve this problem, put forward under the inertial system, kalman filtering alignment as polar alignment scheme.

zh-cn	首先选择惯性系为对准坐标系,在惯性系内推导捷联惯导系统的速度误差方程和失准角方程,建立适用于极区对准的误差模型。
en-us	First choose inertial system to coordinate system, in the inertial system velocity error equations of strapdown inertial navigation system is derived and misalignment Angle equation, is suitable for polar alignment error model is established.

zh-cn	以速度误差为观测量,结合误差模型建立卡尔曼滤波器并进行离散化处理。
en-us	To velocity error as the observed quantity, the error model based on kalman filter processing.

zh-cn	然后对该对准算法进行仿真,验证其在极区的可行性,并与传统的卡尔曼滤波对准的仿真结果进行对比。
en-us	Then we simulate the alignment algorithm to validate its feasibility in the polar regions, and compared with the traditional kalman filter aimed at comparing the simulation results.

zh-cn	最后,分析不同速度和有加速运动等情况下该算法在极区的性能,为工程实践提供理论依据。
en-us	Finally, under different speed is accelerated motion, and so on and so forth and analysis the performance of the algorithm in polar area, provide theoretical basis for engineering practice.

zh-cn	常规慢速频移键控跳频（frequency-hopping/frequency-shift-keying,FH/FSK）受跟踪干扰威胁严重; 差分跳频抗跟踪干扰能力强,但部分频带干扰下误码率高。
en-us	Regular slow frequency shift keying FH (frequency hopping/frequency - shift keying, FH/FSK) interference by tracking the threat; Differential frequency hopping tracking disturbance resistance is strong, but the partial band interference under the high bit error rate.

zh-cn	为提高常规慢速跳频抗跟踪干扰性能,同时不损失抗部分频带干扰性能,提出的多序列跳频（multi-sequence frequency hopping,MSFH）无线通信方式中,数据信道和补偿信道频率分别按不同跳频序列跳变,使干扰方无法准确跟踪补偿信道,减少了跟踪干扰影响;而接收机射频前端采用窄带接收,与差分跳频的宽带接收相比可有效抑制部分频带干扰。
en-us	In order to improve the conventional slow frequency hopping track interference resistance, no loss of partial band interference resistance at the same time, puts forward the multiple frequency hopping sequences (multi - sequence frequency hopping, MSFH) wireless communication mode, data channel and channel frequency compensation respectively according to different frequency hopping sequence jump, make party interference can't accurate tracking compensation channel, reduce the tracking interference effects; The receiver rf front end using narrowband receiver, compared with the differential frequency hopping broadband receiver can effectively inhibit the partial band interference.

zh-cn	在瑞利衰落信道下,分析了卷积编码MSFH抗干扰性能。数值和仿真表明,在最坏跟踪干扰下MSFH比常规跳频约有5
en-us	Under Rayleigh fading channel, the convolutional coding MSFH anti-jamming performance is analyzed. Numerical and simulation shows that under the worst track interference MSFH than conventional frequency hopping about 5

zh-cn	代理模型方法是复杂系统优化设计的一种有效方法,讨论了以多二次函数为核函数的径向基(radial basis function,RBF)代理模型中形状参数h对精度的影响,在此基础上探讨了一种获得最优h值的方法。
en-us	Broker model method is an effective method in optimal design of a kind of complex systems, discusses the multiple quadratic function as kernel function of RBF (radial basis function, RBF) agent model of influence of shape parameter h, on this basis discusses a method to obtain the optimal values of h.

zh-cn	在该方法中,将RBF代理模型的标准均方根误差表达为形状参数h的函数,通过极小化该标准均方根误差,得到最优h值。
en-us	In this method, the RBF agent model to represent standard root mean square error of the shape parameter h function, by minimizing the standard root mean square error, the optimal values of h.

zh-cn	在样本点给定的情况下,采用该最优h值所构造代理模型与采用其他h值所构造的代理模型相比,其精度更高。
en-us	Sample points in a given case, the constructed by the optimal h agent model with the other h value compared to the constructed agent model, its precision is higher.

zh-cn	一维和二维数值算例验证了采用本方法确定h值的有效性,并应用该方法求解了战术导弹的气动外型优化设计问题。
en-us	A peacekeeping two-dimensional numerical example demonstrate the validity of using this method to determine the h value, and apply the method to solve the tactical missile aerodynamic shape optimization design problem.

zh-cn	针对差分跳频通信系统跳频带宽宽、瞬时带宽窄的信号特点,提出了一种差分跳频均衡算法——基于最小均方算法的多跳联合频域均衡算法。
en-us	To jump differential frequency hopping communication system, signal characteristic of instantaneous belt width of band Eric, put forward a kind of differential frequency hopping equalization algorithm based on least mean square algorithm of multiple hops combined frequency domain equalization algorithm.

zh-cn	分析了最小均方误差准则频域均衡与单符号最小均方频域均衡对宽带差分跳频通信系统的不适用性,从而提出适用于差分跳频通信系统的多跳联合最小均方频域均衡算法,给出了算法详细的设计过程和结构。
en-us	Analyzes the rule of minimum mean square error frequency domain equalization and single symbols minimum mean Fang Pin domain equalization for broadband differential frequency hopping communication system applicability, thus put forward is applicable to the differential frequency hopping communication system of multiple hops joint minimum mean Fang Pin domain equalization algorithm, and gives the algorithm of the detailed design process and structure.

zh-cn	对算法性能在频率选择性衰落信道条件下进行仿真评估,结果表明本算法对差分跳频通信系统的信道均衡性能具有显著的作用,能提高差分跳频系统的解调误码性能。
en-us	On the algorithm performance under the condition of frequency selective fading channel simulation evaluation, the results show that the algorithm of differential frequency hopping communication system of equalization performance have significant effect, can improve the demodulation error performance of differential frequency hopping system.

zh-cn	针对多属性群决策信息集结问题,利用D-S证据理论和直觉模糊集的相关方法,提出基于直觉模糊熵的属性权重确定方法,并将专家对属性的直觉模糊评价信息转化为Mass函数形式,将专家关于方案集的多属性证据信息进行了修正和合成;为了便于度量任意两个专家之间评价证据的冲突程度,提出基于证据冲突度的专家权重确定方法,并将所有专家关于方案集的证据信息进行修正和综合集成。
en-us	For multi-attribute group decision-making information gathering problem, the use of D - S evidence theory and relevant method of intuitionistic fuzzy sets, intuitionistic fuzzy entropy is proposed based on method of determining the attribute weights, and the experts the intuitionistic fuzzy evaluation of attribute information into Mass function form, expert evidence multiple attribute information about the solution set is revised and synthesis; Between any two experts to facilitate the measurement evaluation of the extent of conflict evidence is proposed based on evidence conflict degree of expert weight determination method, and put all the modification of expert evidence information about the solution set and integrated.

zh-cn	结合算例验证了方法的有效性和合理性。
en-us	The validity and rationality of the method is validated with an example.

zh-cn	针对武器装备体系复杂多样的特点,从结构角度分析了装备体系可靠性。
en-us	According to the characteristics of weapon equipment system is complicated, from the point of view of structure analysis of the reliability of equipment system.

zh-cn	在体系结构层次划分的基础上,提出了一种兼具无标度和小世界特性的混合模型描述体系结构。
en-us	In architecture, on the basis of different layers of a scale-free and small-world characteristics of hybrid model describes the system structure.

zh-cn	在随机故障和蓄意攻击两种失效模式下,对本文建立的混合模型和无标度(Albert-láslóBarabasi and Réka Albert,BA)模型、小世界(word small,WS)模型的结构可靠度进行对比分析。
en-us	In random fault and deliberate attacks two failure mode, the hybrid model is established for this article and scale-free (Albert - lasloBarabasi and Reka Albert, BA) model, small world (word small, WS) model of the structure reliability were analyzed.

zh-cn	结果表明,3种模型结构可靠度随失效率增加均呈现不同程度下降,而混合模型下降最缓慢。
en-us	The results show that the three kinds of model structure reliability decreased with increasing failure rate are different, and mixed model by the slowest.

zh-cn	因此,使用该混合模型对武器装备体系结构可靠度进行评估是可行的,有利于为保护体系关键节点和链路提供决策依据,从而进一步优化体系结构。
en-us	Therefore, the use of the hybrid model of weapon equipment system structure reliability assessment is feasible and beneficial to provide decision-making basis for key node and link protection system, thus further optimizing the structure of system.

zh-cn	针对同步定位与地图构建(simultaneous localization and mapping,SLAM)中状态量高维时变的问题,本文通过综合集中式和分布式实现结构的各自优势,提出了一种基于空间域划分的分布式SLAM算法。
en-us	For simultaneous localization and map building (simultaneous localization and mapping, SLAM) state in the high dimensional time-varying problem, this paper integrated the advantages of centralized and distributed implementation structure, this paper proposes a distributed SLAM algorithm based on space domain partition.

zh-cn	该算法依据两个路标点与机器人连线之间的夹角,将整个空间域中的路标点进行区域划分,保证每个子空间域内含有两个不共线的路标点,并将每个空间域内的路标点组合构建观测模型,采用分布式无味粒子滤波器进行机器人位姿的估计,而采用联邦Kalman滤波完成对路标点的估计,并通过设计各子滤波器中粒子分布的调整方式改善了系统在动态重构过程的精度和稳定性。
en-us	The algorithm is based on the Angle between the two waypoints and robot attachment, divide the waypoint to area of the whole space domain, ensure each subspace domain contains two collinear waypoint, and each model of waypoint combination build observation in spatial domain, distributed unscented particle filter is adopted to improve the robot pose estimation, and with the help of right punctuation federal Kalman filtering, estimates, and by designing particle distribution in each filter to adjust the way to improve the precision and stability of the system in dynamic reconfiguration process.

zh-cn	最后,通过实际数据的仿真试验证明所提算法具有更好的实时性和滤波精度。
en-us	Finally, through the actual data of simulation experiment prove that the proposed algorithm has better real-time and accuracy.

zh-cn	提出了一种在压缩感知多输入多输出(compressive sensing-multiple input multiple output,CS-MIMO)雷达中利用混沌非线性系统设计随机滤波器进而实现测量矩阵优化的方法。
en-us	Proposed a compressed perception of multiple input multiple output (compressive sensing - multiple input multiple output, CS - MIMO) radar using chaotic nonlinear random filter system design and realization method of the measurement matrix optimization.

zh-cn	目前,大部分研究采用高斯随机矩阵作为测量矩阵,这类测量矩阵的局限性是,每次仿真实验产生的矩阵互不相同,雷达系统无法实现在线优化,且其对硬件要求高,实现困难。
en-us	At present, most of the research by gauss random matrix as a measurement matrix, the limitations of this type of measurement matrix is that every time the simulation of matrix are the same, radar system online optimization cannot be achieved, and its high requirements for hardware and implementation difficulties.

zh-cn	在CS-MIMO雷达信号模型基础上构造稀疏基,提出了基于随机滤波器结构的测量矩阵设计方法,利用混沌序列构造随机滤波器系数,完成对雷达回波的压缩观测。
en-us	In CS - model is built based on the MIMO radar signal sparse matrix, put forward the measurement matrix design method based on random filter structure, tectonic chaotic sequence random filter coefficient, complete the compression of radar echo.

zh-cn	同时以Gram矩阵逼近对角矩阵为准则对随机滤波等效测量矩阵进行优化,进一步提高雷达系统性能。
en-us	At the same time by the "gramm matrix approximation diagonal matrix of random filter equivalent measurement matrix is optimized, and further improve the performance of radar system.

zh-cn	仿真结果表明所提出的基于混沌随机滤波器的CS-MIMO雷达测量矩阵设计与优化算法能够有效提高波达角(direction of arrival,DOA)估计精度。
en-us	Simulation results show that the proposed based on chaos random filter CS - design of MIMO radar measurement matrix and optimization algorithm can effectively increase the Angle of DOA (direction of concatenated, DOA) estimation precision.

zh-cn	针对现代战场中目标往往采用机动方式运动的情况,为了提高目标跟踪的准确性和精确性,结合多传感器数据融合的优点,提出了一种基于波形捷变的多传感器机动目标跟踪方法。
en-us	Goals tend to use technology in the modern battlefield maneuver way movement, in order to improve the accuracy and the accuracy of target tracking, combined with the advantages of multi-sensor data fusion, this paper proposes a multiple sensor based on waveform agility maneuver target tracking method.

zh-cn	该算法通过波形捷变来改变量测的精度。
en-us	The algorithm through waveform agility to alter the accuracy of measurement.

zh-cn	首先在现有文献的基础上,将波形捷变方式推广到二维空间,把雷达量测的克拉美罗下限(CramerRao lower bound,CRLB)近似为量测误差协方差,由于该CRLB是关于发射波形参量的,从而把雷达跟踪的信号处理与数据处理结合在一起,通过波形参量的动态选择得到量测误差协方差的最小值。
en-us	First of all, on the basis of the existing literature, will wave agile method is generalized to two-dimensional space, the radar measurements of Latin America, lower limit (CramerRao lower bound, the CRLB) approximation for the measurement error covariance, because the CRLB is about the launch of waveform parameters, thus the tracking radar signal processing and data processing together, through dynamic waveform parameters selection to get the minimum value measurement error covariance.

zh-cn	从而在整个雷达跟踪过程中提高信噪比(signal to noise ratio,SNR),降低量测误差。
en-us	To improve the signal-to-noise ratio in the whole process of radar tracking (signal to noise thewire, SNR) and reduce the measurement error.

zh-cn	其次,在数据处理上,采用多传感器数据融合及粒子滤波进一步提高机动目标跟踪的精度。
en-us	Secondly, on the data processing, using multi-sensor data fusion and particle filter to further improve the accuracy of maneuvering target tracking.

zh-cn	最后,将该算法与传统的Kalman滤波、粒子滤波及只对一维空间的量测采用波形捷变的算法和交互多模型方法(interacting multiple model,IMM)进行仿真比较,仿真结果显示该算法对机动目标的跟踪精度显著提高。
en-us	Finally, the algorithm with the traditional Kalman filter and particle filter and on only one dimension measurement using the algorithm of waveform agility and interacting multiple model method (interacting multiple model, the IMM) are compared, and the simulation, simulation results show that the algorithm for maneuvering target tracking accuracy improved significantly.

zh-cn	为了弥补阵列天线导向矢量失配和相位测量噪声对测向性能的影响,提出基于方向图拟合与稳健Capon波束形成技术(robust Capon beamforming,RCB)的双向迭代矢量相关测向方法。
en-us	To make up for the antenna array steering vector mismatch and phase measurement noise effect on the performance of direction finding, based on pattern matching is proposed and robust Capon beamforming (robust Capon beamforming, RCB) bi-directional iteration vector direction finding method.

zh-cn	利用方向图与信号能量空间分布的相似性,对目标信号来波方向进行聚焦搜索;区别于传统相关干涉仪测向方法,在聚焦区间内将基于RCB的导向矢量迭代估计与相关干涉测向方法融合,在保证测向精度的前提下对目标信号方向进行双向迭代测量。
en-us	Using the pattern and the similarity of the spatial distribution of signal energy, focus on the search of target signal to wave direction; Different from traditional correlation interferometer direction finding method, the focus range will be based on RCB oriented vector iteration estimates and related interference direction-finding method fusion, on the premise of guarantee the direction finding precision bi-directional iteration measurement of target signal direction.

zh-cn	仿真结果表明,该方法能够弥补阵列流型失配和相位噪声的影响,准确测量来波信号方向。
en-us	Simulation results show that the method can compensate for array of flow pattern mismatch and the influence of phase noise, accurate measurement to wave signal direction.

zh-cn	针对多径二进制偏移载波(binary offset carrier,BOC)信号自相关函数的多峰性导致的捕获模糊性问题,提出了一种基于改进Rake模型的精确捕获方法。
en-us	Against multipath binary offset carrier (binary offset carrier, bok) signal autocorrelation function of multimodal led to the capture of ambiguity problem, this paper proposes a model based on improved Rake accurately capture method.

zh-cn	该方法依据Rake接收机可以有效利用多径分量的优点,首先将接收的多径BOC信号分离后经过带有载波相位估计功能的Rake模型,得到了采用最大比合并方法后的近似单径信号,然后采用带有频偏校正的相关重构方法对BOC信号进行捕获,并详细阐述了相关重构原理。
en-us	The method on the basis of Rake receiver can effective use of the advantages of the multipath components, will first after receiving multipath BOC signal separation after Rake model with carrier phase estimation function, after the maximum ratio combining method of approximate single path signal, and then the relevant reconstruction with deviation correction method to capture of BOC signal, and expounds the related principle of refactoring.

zh-cn	理论和计算机仿真分析表明,在同一条件下,该方法较其他方法具有精度高、易实现的优点,且BOC信号阶数越高效果越好。
en-us	Theory and computer simulation analysis shows that under the same conditions, compared with other methods, this method possesses the advantages of high precision, easy to implement, and BOC signal order number, the higher the better the results.

zh-cn	去混叠技术是图像处理领域重要的方法之一。
en-us	To mixing technology is one of the important methods of image processing field.

zh-cn	目前的去混叠算法多数都是在空间域进行的,因此它们都忽略了这样一个事实,即图像的频域成分混合是产生混叠的根本原因,而其在空间域所造成的视觉失真,仅是一种表现。
en-us	At present to aliasing algorithm are mostly in the spatial domain, so they have ignored the fact that the image frequency domain component mixing is the root cause of the aliasing, and its in the spatial domain caused by visual distortion, is only a kind of expression.

zh-cn	基于此,提出了一种基于成像机理分析的去混叠算法,改变了现有算法仅从空间域角度解决混叠的现状。
en-us	Based on this, puts forward a kind of to aliasing algorithm based on imaging mechanism analysis, changed the existing algorithms only from the perspective of spatial domain to solve the current situation of the aliasing.

zh-cn	该方法在从成像机理角度分析混叠产生原因的基础上,利用分形技术对图像所丢失的高频信息进行了补偿,从而实现混叠去除。
en-us	The method from the Angle of the imaging mechanism of aliasing causes, on the basis of using the fractal technology for the compensation of the loss of high frequency information of the image, so as to realize aliasing removal.

zh-cn	实验结果表明,算法不仅能够在空间域上消除混叠给视觉带来的影响,而且能够在频域上,更多的恢复高频成分的信息。
en-us	The experimental results show that the algorithm not only can eliminate aliasing in the spatial domain to the visual impact, but also in frequency domain, more information on the recovery of the high frequency component.

zh-cn	现有多址接入中继信道(multiple-access relay channel,MARC)的网络编码技术多采用非差分调制,相干解调时会产生相位模糊。
en-us	Existing multiple access relay channel (multiple access relay channel, MARC) network coding technique USES the differential modulation, more coherent demodulation phase ambiguity can be created.

zh-cn	引用差分调制可克服此问题,但解调性能会损失约2.5dB。
en-us	Reference differential modulation can overcome this problem, but the demodulation performance will loss about 2. 5 dB.

zh-cn	为了弥补此损失,文中提出一种基于差分调制的比特交织编码调制迭代译码(bit-interleaved coded modulation scheme with iterative decoding,BICM-ID)方法。
en-us	To compensate for the loss, this paper proposes a bit mixed code modulation iterative decoding based on differential modulation (bit - interleaved coded modulation scheme with iterative decoding, BICM - ID) method.

zh-cn	利用外信息转移图分析比较了两种编码(卷积码和低密度校验(low density parity check,LDPC)码)结合差分正交幅度调制(differential quadrature amplitude modulation,DQAM)在格雷和改进集合分割(modified set partitioning,MSP)映射下的性能,并做仿真对比。
en-us	Use outside information transfer diagram analysis compares the two kinds of coding (convolution code and low density calibration (low density parity check, LDPC) code) combined with differential quadrature amplitude modulation (differential quadrature amplitude modulation, DQAM) in gray and improved collection division (modified set partitioning, MSP) mapping of performance, and do the simulation contrast.

zh-cn	结果表明,对于差分调制,格雷映射比MSP映射更优。
en-us	The results show that, for the differential modulation, better than the MSP gray mapping mapping.

zh-cn	对于格雷映射,卷积码比LDPC码更优,有0. 7dB的增益,且复杂度更低。
en-us	For gray mapping, convolution code better than LDPC code, there are 0. 7 dB gain, and lower complexity.

zh-cn	在实际测向系统中,由于阵列中各阵元的相互干扰,阵列接收的噪声为空域相关色噪声,由于系统热噪声和散弹噪声的存在,导致阵列接收的噪声同时包含空域相关色噪声与白噪声。
en-us	In the actual direction finding system, due to the interference of each array element in the array, array receiving for airspace correlated color noise, due to the existence of the system thermal noise and shot noise, leading to the noise of the array receiving includes airspace correlated color noise and white noise at the same time.

zh-cn	传统针对空域相关色噪声的信源数估计算法在白噪声背景下的估计性能往往下降。
en-us	Traditional for airspace correlated color noise source number estimation algorithm under the background of white noise estimation performance tend to decline.

zh-cn	针对这一问题,提出了一种基于去特征处理的信源数估计方法。
en-us	In order to solve this problem, this paper proposes a based on to deal with the characteristics of source number estimation method.

zh-cn	该方法对数据协方差矩阵进行去特征处理,得到一组与特征值相对应的新数据协方差矩阵,利用新数据协方差矩阵在信号和噪声子空间上的投影矩阵构造判决函数,进而实现信源数估计。
en-us	The method to deal with the characteristics of the data covariance matrix, and get a set with eigenvalues corresponding to the new data covariance matrix, using new data covariance matrix on the signal and noise subspace projection matrix structure decision function, then realize the source number estimation.

zh-cn	仿真实验及对比数据表明该方法在包含有白噪声成分的色噪声背景下能够有效进行信源数估计,其突出优势表现在小快拍数、低信噪比条件下仍能准确估计信源数,而没有明显增加算法的运算量。
en-us	Simulation experiment and comparison show that the method in contains white noise component of colored noise background effectively source number estimation, its outstanding performance in the small snapshot number, under the condition of low signal-to-noise ratio still can accurately estimate the source number, without a significant increase in computational complexity of the algorithm.

zh-cn	目前,元数据共享的研究主要集中在一些专业领域,使用的元数据格式不具有普遍适用性。
en-us	At present, the research of metadata sharing mainly concentrated in some professional field, use of metadata format does not have universal applicability.

zh-cn	而且随着用户对于信息共享的需求不断提高,异构复杂数据的按需共享和同步成为亟待解决的问题。
en-us	And as the user demand for information sharing, heterogeneous demand of complicated data sharing and synchronization become a problem to be solved.

zh-cn	首先,对信息共享技术进行了研究,提出了一种两层结构的元数据格式,第一层元数据为单独一类数据提供了统一的描述格式,第二层元数据统一管理第一层元数据以屏蔽不同类别元数据格式的差异。
en-us	First of all, the technology of information sharing are studied, this paper proposes a two layer structure of metadata formats, the first layer metadata as separate data provides a description of the unified format, the second floor unified metadata management layer 1 metadata to mask differences of different category metadata format.

zh-cn	其次,在信息共享系统中实现了多类数据在不同用户之间的数据同步,并对元数据的检索方法进行了改进,提高了效率。
en-us	Second, in the information sharing system to achieve the kind of data in the data synchronization between different users, and the metadata retrieval method is improved, and improve the efficiency.

zh-cn	最后,通过实验证明了方法的有效性,并给出了结论。
en-us	At last, the validity of the method has been proved by experiments, and the conclusion is given.

zh-cn	为了降低无人机航路规划的运算量,减少规划时间,确保算法对于任意形状威胁区域和地形的适应性以及所规划航路的准确性,提出了一种新颖的LA-Star算法用于无人机航路规划。
en-us	In order to reduce the computational cost of unmanned aerial vehicle (uav) route planning, reducing the time of planning, and to ensure the algorithm for arbitrary shape threatened area and the terrain adaptability and accuracy of the planning route, this paper proposes a novel LA - Star algorithm for unmanned aerial vehicle (uav) route planning.

zh-cn	首先把威胁区域和禁飞区域简化为圆形,利用Laguerre图算法进行航路预规划,在此基础上简化二次规划空间的范围,之后恢复威胁区域和禁飞区域的真实形状,在简化后的规划空间内使用改进A-Star算法实施二次航路规划,最后对生成的航路进行自优化处理。
en-us	First turn on the threatened area and no-fly zone is simplified to rounded, using Laguerre graph algorithm for route planning, on the basis of the scope of the simplified quadratic programming after recovery threatened area and the real shape of no-fly zone, the simplified planning space using A - Star algorithm implementation secondary route planning, finally, the optimization of the route.

zh-cn	仿真结果证明了LA-Star算法满足航路规划的实时性和准确性要求。
en-us	The simulation results prove the LA - Star algorithm satisfies the requirement of the real-time and accuracy of route planning.