zh-cn	利用矩阵特征值的特性，该文提出新的无可信中心的秘密共享方案。
en-us	By using the characteristic of matrix eigenvalues, this paper proposes a new secret sharing scheme without trusted center.

zh-cn	该方案无需可信中心的参与，每个参与者提供相同的秘密份额(列向量)，在黑盒子中协同产生各自的秘密份额，从而避免可信中心的权威欺骗。
en-us	The scheme does not require a trusted center, and each participant provides the same secret share (column vector) and generates its own secret share in the black box, thus avoiding the authority deception of the trusted center.

zh-cn	所有参与者提供的列向量组成一个可逆矩阵P，可逆矩阵P和对角矩阵生成一个矩阵M，并将该矩阵正交化的单位特征向量，作为子密钥分发给各参与者。
en-us	Reversible matrix P consisting of column vectors provided by all participants, and diagonal matrix  generate a matrix M. Then, the orthogonalized unit eigenvectors of thematrix M is distributed to each participant as a subkey.

zh-cn	由于同一个集合的参与者所对应的特征值是相同的，该方案可以有效地防止成员之间的恶意欺诈行为。
en-us	Because the eigenvalues corresponding to the participants in the same set are the same, this scheme can effectively prevent malicious fraud among members.

zh-cn	分析结果表明，该方案是可行的、安全的。
en-us	Analysis results show that the program is feasible and safe.

zh-cn	针对差分混沌移位键控(DCSK)传输速率低的问题，该文提出一种基于希尔伯特变换的多用户DCSK(HMU-DCSK)通信系统。
en-us	A multiuser Differential Chaos Shift Keying (DCSK) communication system based on Hilbert transform is proposed (HMU-DCSK), to solve the problem of low transmission rate of DCSK.

zh-cn	在固定阶数的Walsh码条件下，通过希尔伯特变换将正交基信号集合提高1倍，并确保分配给每个用户的载波信号正交。
en-us	Under the condition of fixed-order Walsh codes, the set of orthogonally-based signals is doubled by the Hilbert transform and the carrier signals assigned to each user are guaranteed to be orthogonal.

zh-cn	推导了在Rayleigh衰落信道下的误码率公式并进行仿真。
en-us	The Bit-Error-Rate (BER) formula in Rayleigh fading channel is derived and numerous simulations are conducted.

zh-cn	结果表明，相同N值下HMU-DCSK系统的传输速率是传统多用户DCSK系统的2倍；相同传输速率下HMU-DCSK系统的误码性能明显优于传统多用户DCSK系统。
en-us	The simulation results show that the transmission rate of HMU-DCSK system is twice that of traditional multiuser DCSK system under the same N value, meanwhile, the BER performance of HMU-DCSK system is obviously better than the traditional multi-user DCSK system under the same transmission rate.

zh-cn	机载双基雷达杂波与构型有关且具有严重的距离依赖性，因此杂波脊复杂多变，独立同分布(IID)的样本很少。
en-us	Clutter of airborne bistatic radar is related to configuration and has serious range dependence characteristic, therefore the clutter ridge is complex and variable, and few Independent and Identically Distributed (IID) samples exist.

zh-cn	传统的空时自适应处理(STAP)方法受独立同分布样本数的限制，对机载双基雷达杂波的抑制性能有限。
en-us	As the result, the traditional Space-Time Adaptive Processing (STAP) has a degraded suppression performance for airborne bistatic radar clutter.

zh-cn	基于机载雷达杂波在角度-多普勒域分布的稀疏特性和稀疏贝叶斯学习(SBL)在稀疏信号重建方面的优势，该文将SBL算法应用于较为复杂的机载双基雷达双动模式下杂波抑制，该方法可以用少量训练单元杂波估计待测距离单元的杂波协方差矩阵(CCM)，然后进行空时自适应处理；
en-us	Based on the sparsity of airborne radar clutter in the angle-Doppler domain and the advantages of Sparse Bayesian Learning (SBL) in sparse signal reconstruction, SBL algorithm is applied to the more complex airborne bistatic radar with both transmitter and receiver moving. The method can estimate the Clutter Covariance Matrix (CCM) of the unit under test with very few training samples, then perform space-time adaptive processing.

zh-cn	同时，该算法不需要样本独立同分布，在双基双动模式下对杂波的抑制性能较好，仿真结果验证了算法的有效性。
en-us	Since the method does not need independent and identically distributed samples, it has better performance of clutter suppression in the airborne bistatic radar with both transmitter and receiver moving. Simulation results verify the effectiveness of the algorithm.

zh-cn	针对色噪声背景下的未知线谱信号估计问题，该文提出一种基于分子频带处理的稀疏重构类线谱估计方法。
en-us	To solve the problem of the line spectrum estimation under colored noise background, a subband line spectrum estimation method using sparse reconstruction is proposed.

zh-cn	首先，利用多速率余弦调制滤波器组对观测信号进行子带分解，得到功率谱相对平坦的子带信号。
en-us	Firstly, the input signal is divided into several subbands by a multi-rate cosine modulated filter bank. The subband signal has the flatter power spectrum.

zh-cn	之后，在每个子带信号上，利用基于迭代最小化的稀疏学习方法进行线谱估计，并将各子带上的线谱估计结果进行频域综合滤波以及门限判决等处理。
en-us	The sparse learning via iterative minimization method is utilized on each subband to estimate the line spectrum signal. Then, the results of line spectrum estimation on each subband are processed by frequency domain synthesis filtering and threshold decision.

zh-cn	最终得到色噪声背景下的线谱估计结果。
en-us	Finally, the line spectrum signal under colored noise background is identified.

zh-cn	理论推导及仿真实验表明所提方法在色噪声背景下具有较好的线谱估计性能。
en-us	The oretical derivation and simulation experiments show that the proposed method has better line spectrum estimation performance under colored noise background.

zh-cn	其能够有效地去除色噪声背景，同时保留稀疏重构类线谱估计方法所具有的高频率分辨力等优点。
en-us	The colored noise background can be removed, and the advantage of high frequency resolution of sparse reconstruction method is retained.

zh-cn	传统显著性目标检测方法常假设只有单个显著性目标，其效果依赖显著性阈值的选取，并不符合实际应用需求。
en-us	Traditional saliency object detection methods, assuming that there is only one salient object, is not conductive to practical application. Their effects are dependent on saliency threshold.

zh-cn	近来利用目标检测方法得到显著性目标检测框成为一种新的解决思路。
en-us	Object detection model provides a kind of new solutions.

zh-cn	SSD模型可同时精确检测多个不同尺度的目标对象，但小尺寸目标检测精度不佳。
en-us	SSD can accurately detect multi-objects with different scales simultaneously, except for small objects.

zh-cn	为此，该文引入去卷积模块与注意力残差模块，构建了面向多显著性目标检测的DAR-SSD模型。
en-us	To overcome this drawback, this paper presents a new multi- saliency objects detection model, DAR-SSD, appending a deconvolution module embedded with an attention residual module.

zh-cn	实验结果表明，DAR-SSD检测精度显著高于SOD模型；
en-us	Experiments show that DAR-SSD achieves a higher detection accuracy than SOD.

zh-cn	相比原始SSD模型，在小尺度和多显著性目标情形下性能提升明显；相比MDF和DCL等深度学习框架下的方法，也体现了复杂背景情形下的良好检测性能。
en-us	Also, it improves detection performance for multi- saliency objects on small scales, compared with original SSD, and it has an advantage over complicated background, compared with MDF and DCL, which also are deep model based methods.

zh-cn	逆合成孔径雷达(ISAR)观测自旋目标时，自旋目标回波的距离-多普勒时变性会导致传统成像方法失效。
en-us	When using Inverse Synthetic Aperture Radar (ISAR) to observe the spinning targets, the range-Doppler time-varying characteristics of spinning target echo would lead to the inefficiency of traditional imaging methods.

zh-cn	针对此问题，该文提出一种基于分布式匹配稀疏表示模型的宽带自旋目标快速高分辨成像方法。
en-us	To solve this problem, a fast high-resolution imaging method based on distributed matching sparse representation model is proposed for wideband spinning targets imaging.

zh-cn	首先，通过自旋目标回波在距离频域表征出的稀疏性，构建分布式匹配稀疏表示模型；
en-us	Firstly, a distributed matching sparse representation model is constructed based on the sparsity of spinning target echo.

zh-cn	其次，研究快速分布式同步多正交匹配追踪算法，并通过减少算法总的迭代次数和每次迭代运算量来提高算法的重构效率，同时设计相关阈值抑制虚假重构散射点，实现鲁棒成像；
en-us	Secondly, a Fast Distributed Simultaneous Multiple Orthogonal Matching Pursuit (FDSMOMP) algorithm is proposed for achieving the fast robust imaging of the spinning parts. The proposed algorithm can significantly improve the reconstruction efficiency by reducing the iteration times and computational complexity of each iteration. Additionally, in order to enhance the robustness of FDSMOMP, a related threshold is designed to suppress the false reconstruction.

zh-cn	最后，从理论上分析该方法在欠采样及低信噪比条件下依然可获得高质量图像的机理。
en-us	Finally, the mechanism of the presented method is analyzed theoretically, and it is proved that the high quality imaging result can still be obtained under the conditions of sub-Nyquist sampling and lower (SNR Signal Noise Ratio).

zh-cn	仿真结果证明了该方法的有效性。
en-us	Simulation results show the validation of the proposed method.

zh-cn	低成本、可靠的动态目标定位方法成为目前研究的热点。
en-us	Recent researches show great interests in localizing dynamic objects through cost-effective technologies.

zh-cn	传统的激光定位或视觉定位方法需要解决识别奇异性和环境遮挡等问题，射频识别(RFID)通过无线射频信号对特定目标进行识别，因此被广泛用于动态目标的定位。
en-us	Laser or visual-based approaches have to solve the singularity and occlusion problem from the environment. Radio Frequency IDentification (RFID) is used as a preferred technology to address these issues, due to the unique identification and the communication without line of sight.

zh-cn	该文提出一种融合激光信息与RFID信息对动态目标快速定位的方法。
en-us	In this paper, an innovative method is proposed to localize precisely a dynamic object equipped with an RFID tag by fusing laser information RFID information.

zh-cn	该方法利用粒子滤波器融合RFID信号强度、相位信息和激光数据。
en-us	A particle filter is used to fuse RFID signal strength, phase information, and laser ranging data.

zh-cn	首先使用预先训练的信号强度模型将信号强度融入粒子滤波器；
en-us	Particularly, a pre-trained signal strength-based model is used to incorporate the signal strength information.

zh-cn	然后利用激光聚类后的数据估算运动目标的速度，与RFID相位差估算出的运动目标速度进行匹配；
en-us	Then, the laser ranging data is divided into different clusters and the velocities of these clusters are compared with the RFID phase velocity.

zh-cn	最后利用匹配成功的激光数据对粒子进一步约束。
en-us	Matching results of both velocities are used to confine the locations of the particles during the update stage of the particle filtering.

zh-cn	在SCITOS服务机器人上验证了算法的可行性，结果表明，与激光和信号强度的定位方法相比，该方法的定位精度得到了明显提高。
en-us	The proposed approach is verified by several experiments on a SCITOS service robot and results show that the proposed approach provides better localization accuracy when compared with laser-based approach and the signal strength-based approach.

zh-cn	传统分立器件设计的微型合成孔径雷达(SAR)系统，在体积、功耗、重量、成本方面的发展瓶颈日益显现，且系统设计方案不利于单片集成，无法满足未来微型化和泛在化的无人平台对低成本微型载荷的需求。
en-us	The micro Synthetic Aperture Radar (SAR) system based on the traditional GaAs and GaN devicesis not conducive to the monolithic integration, and the development bottleneck of volume, power consumption, weight and cost is becoming increasingly apparent, which is impossible to meet the needs of the miniaturized and ubiquitous unmanned platforms in the future.

zh-cn	该文针对微型雷达载荷的迫切需求，开展高分辨率微型SAR系统研究，提出了全相参的调频连续波(FMCW)系统设计方案，解决了系统高脉间相位稳定性及高隔离度设计难题，并利用K波段高密度硅基芯片对该微型SAR方案进行技术验证，研制了原理样机并开展成像应用试验。
en-us	A new scheme for the design of a fully coherent Frequency Modulated Continuous Wave (FMCW) SAR with high resolution is proposed. The design method of high pulse phase stability and high isolation is studied and realized. The prototype of micro SAR is developed based on silicon chip and experimentally demonstrated.

zh-cn	该微型SAR系统斜距分辨率7.5 cm，系统总功耗仅为1.5 W，相比传统SAR系统在体积、重量、功耗等方面取得了显著的进步，同时为微型SAR系统的硅基单片集成奠定技术基础。
en-us	The micro SAR operates at K band, producing a signal bandwidth of wider than 2 GHz, enabling a range resolution of 7.5 cm. The system has made remarkable progress in terms of size, weight, power consumption and lay technical foundation for the monolithic integration of micro SAR system in a silicon chip.

zh-cn	海洋磁异常检测是海洋科学观测、海底资源勘探、国防安全等领域的重要手段之一，但复杂环境磁场噪声增加了目标磁探测的难度，研究各种磁场噪声机理及抑制方法对于测量精度的提升具有重要意义。
en-us	Marine magnetic anomaly detection is one of the basic means of marine scientific observation, exploration of undersea resources, national defense and security. However, the complexity of the magnetic field noise increases the difficulty of the magnetic detection. It is of great significance to study various magnetic field noise mechanisms and suppression methods for the improvement of measurement accuracy.

zh-cn	该文提出一种磁异常检测噪声抑制算法，利用通用型和无限水深条件下的海浪磁场模型分别对海浪感生磁场噪声进行估算，通过谱减法和小波去噪相结合的方法对磁异常信号中的海浪和地磁场噪声进行滤除。
en-us	In this paper, the wave magnetic field model under general and infinite depth conditions is used to estimate the noise induced by sea waves respectively. The wave and geomagnetic noise in the magnetic anomaly signal is filtered out by the combination of spectral subtraction and wavelet.

zh-cn	该文利用2015年8月我国南海某海域的海洋磁场观测数据对该算法进行了验证。
en-us	In order to verify the validity of the algorithm, the ocean magnetic field in a sea area of South China Sea in August 2015 is observed.

zh-cn	结果表明，该方法可以滤除大部分的海浪和地磁场噪声，在频段0.4～0.8 Hz范围内海浪的分布明显减少，较大幅度地改善了时域波形，突出了目标产生的磁异常信号，信噪比可提升近11 dB。
en-us	The results show that this method can filter out most of the wave and geomagnetic field noise. The wave distribution in the frequency range of 0.4～0.8 Hz is obviously reduced, the wave form in the time domain is greatly improved, the magnetic anomaly signal of the target is highlighted. Signal to noise ratio can be increased by nearly 11 dB.

zh-cn	该方法计算复杂度低，实时性强且易于实现，可为海洋磁异常检测的噪声抑制提供一种有效手段。
en-us	The proposed method has the advantages of low computational complexity, strong real-time performance and easy implementation, which can provide an effective measure for noise suppression of marine magnetic anomaly detection.

zh-cn	针对视频分类中普遍面临的类内离散度和类间相似性较大而制约分类性能的问题，该文提出一种基于深度度量学习的视频分类方法。
en-us	To solve the common problem of classification performance restriction caused by big intra-classvariations and inter-class similarities in video classification domain, this paper proposes a deep metric learning based video classification method.

zh-cn	该方法设计了一种深度网络，网络包含特征学习、基于深度度量学习的相似性度量，以及分类3个部分。
en-us	The proposed method designs a deep network which contains three parts: feature learning, deep metric learning based similarity measure as well as classification.

zh-cn	其中相似性度量的工作原理为：首先，计算特征间的欧式距离作为样本之间的语义距离；其次，设计一个间隔分配函数，根据语义距离动态分配语义间隔；
en-us	The principle of similarity measure is: Firstly, the Euclidean distance between features is calculated as the semantic distance between samples. Secondly, a margin distributing function is designed to dynamically allocate margin in the basis of the semantic distances.

zh-cn	最后，根据样本语义间隔计算误差并反向传播，使网络能够学习到样本间语义距离的差异，自动聚焦于难分样本，以充分学习难分样本的特征。
en-us	Finally, the difference of the sample semantic distance can be learned by calculating the loss and propagating it backwards so as to the network can automatically focus on the hard negative samples and more fully learn the characteristic of them.

zh-cn	该网络在训练过程中采用多任务学习的方法，同时学习相似性度量和分类任务，以达到整体最优。
en-us	With a multi-task learning training method in the training stage, the similarity measure and classification can be learned jointly.

zh-cn	在UCF101和HMDB51上的实验结果表明，与已有方法相比，提出的方法能有效提高视频分类精度。
en-us	Experimental results on UCF101 and HMDB51 show that the proposed method can effectively improve the classification precision.

zh-cn	针对现有的基于用户轨迹的跨社交网络用户身份识别算法未考虑用户轨迹中的位置访问顺序特征的缺点，该文提出一种基于Paragraph2vec的跨社交网络用户轨迹匹配算法(CDTraj2vec)。
en-us	The performance of trajectory based user identification is poor since the existing methods ignore the order feature of location sequence. To solve this problem, a Cross Domain Trajectory matching algorithm based on Paragraph2vec (CDTraj2vec) is proposed.

zh-cn	首先将用户轨迹转化为易于处理的网格化表示，并按照一定的时间粒度、距离尺度对原始的用户轨迹进行划分，使用户轨迹中的位置访问顺序特征易于抽取；
en-us	Firstly, the user trajectory is transformed to the grid representation which is easy to handle. The PV-DM model in the Paragraph2vec algorithm is utilized for extracting order feature of location sequence in trajectory. Then the original user trajectories are divided by a certain time size and distance scale to construct a training sample suitable for training PV-DM model.

zh-cn	然后利用Paragraph2vec算法中PV-DM模型抽取轨迹序列中位置访问顺序特征，得到用户轨迹的向量表示。
en-us	The PV-DM model is trained by different types of training samples, and the vector representation of the user trajectories is obtained.

zh-cn	最后通过用户轨迹向量判定轨迹是否匹配。
en-us	Finally, the matching of the trajectory is determined by the user trajectory vector.

zh-cn	在社交网络BrightKite上的实验结果表明，与基于位置访问频率或者基于轨迹间距离的方法相比，F值提高了2%～4%个百分点，所提算法能够有效地抽取出用户轨迹中的位置访问顺序特征，更加准确地实现了基于用户轨迹的跨社交网络用户身份识别。
en-us	Experimental results on BrightKite shows that the F-measure is improved by 2%～4% compared with the existing frequency based and distance based algorithm. The proposed algorithm can effectively extract the orde rfeature of location sequence, and realize the trajectory based user identification across social networks.

zh-cn	该文设计了一种新颖的宽带圆极化单极子天线，该天线采用微带馈电模式。
en-us	A novel broadband circularly polarized monopole antenna is proposed by microstrip feed line.

zh-cn	天线由C型贴片和改进的地板组成，整个天线尺寸仅为25×25×1 mm3。通过在C型贴片上切角和在地板上增加三角形微扰结构，可以有效增加天线的阻抗带宽和轴比带宽。
en-us	The antenna is composed of C-shaped patch and an improved ground plane with the overall size of 25×25×1 mm3. The impedance bandwidth and axial ratio bandwidth of the antenna can be effectively widened by cutting the corner on the C-shaped patch and adding triangular stubs on the ground plane.

zh-cn	该文给出了天线的设计流程，从表面电流分布分析了圆极化天线的工作机理。
en-us	The design procedure of the antenna is given, and the working mechanism of the circularly polarized antenna is analyzed from the surface current distributions.

zh-cn	加工了天线实物，并对其进行了测量。
en-us	Besides, the antenna is fabricated and measured.

zh-cn	仿真和实测结果表明天线具有超宽的阻抗带宽和轴比带宽。
en-us	Simulated and measured results show that the antenna has ultra wide impedance bandwidth and axial ratio bandwidth.

zh-cn	天线的工作频带为4.35～12 GHz(相对带宽为93.6%)，3 dB轴比带宽为4.15～11.8 GHz(相对带宽为95.9%)。
en-us	The operating bandwidth of the antenna is 4.35～12 GHz (relative bandwidth 93.6%), and the 3 dB axial ratio bandwidth is 4.15～11.8GHz (relative bandwidth 95.9%).

zh-cn	测量了天线的辐射性能和增益特性，实测结果与仿真结果吻合较好，证明了该天线的有效性。
en-us	At the same time, the radiation performance and gain characteristics of the antenna are measured and the measured results are in good agreement with the simulated results, which proves the effectiveness of the antenna.

zh-cn	该天线可以应用于超宽带无线通信系统和卫星通信系统中。
en-us	The antenna can be applied to Ultra-WideBand (UWB) wireless communication systems and satellite communication systems.

zh-cn	协议无感知转发支持任意协议的解析和处理，增强了软件定义网络的可编程能力。
en-us	Protocol Oblivious Forwarding (POF) supports the arbitrary protocol processing, enhancing the programmability of Software Defined Networking (SDN).

zh-cn	为提高转发性能，该文提出一种应用于协议无感知转发交换机的流缓存方法，通过识别匹配和动作的依赖关系，得到匹配字段的绝对位置，用以预先解析报文。
en-us	In order to improve the forwarding performance, a flow caching method is proposed. To parse the packet in advance, absolute positions of matching fields are obtainedby identifying the dependency of matching and actions.

zh-cn	为确保流缓存的加速效果，根据匹配类型与表项数量选择应用流缓存的流表。
en-us	To guarantee the acceleration effect of flow caching, flow tables are selected according to their matching types and number of entries.

zh-cn	此外，该文对比了单流表缓存与多流表缓存对转发性能的提升，并提出了根据网络流量实际情况的自适应切换策略。
en-us	In addition, the single-flow table cache and multi-flow table cache are compared and an adaptive switching strategy is proposed based on the actual situation of network traffic.

zh-cn	通过扩展POFSwitch实现所提方法，并用实际规则与骨干网流量进行验证，应用流缓存后，交换机报文转发速率提升了220%。
en-us	The POFSwitch is extended to implement the proposed method and it is validated under the real rules and backbone traces. The switch packet forwarding rate is increased by 220% after applying flow caching.

zh-cn	流缓存可以为可编程数据平面提供更高的转发性能。
en-us	Flow caching can provide higher forwarding performance for programmable data planes.

zh-cn	复杂的水下环境对水声定位系统的容错性及可靠性提出较高要求，对于长基线/超短基线组合水声定位系统，该文提出基于k-means聚类和决策融合的抗异常参量定位方法(KMCDF)。
en-us	Complicated underwater environment puts forward high requirements on the fault-tolerant and reliability of underwater acoustic localization systems. An anti-outlier localization method based on K-Means Clustering and Decision Fusion (KMCDF) is proposed for integrated Long baseline/Ultra-Short BaseLine(L/USBL) systems.

zh-cn	该方法首先通过组合定位系统测量的多参量冗余信息对目标位置进行初步测量，再利用k-means聚类对初测值的聚集度进行分析，根据异常参量与正常参量间的不相容性，采用决策融合方法对异常参量进行识别，进而消除异常值对定位结果的影响。
en-us	Firstly, the target position is preliminarily estimated by the multi-parameter redundant information measured by the integrated system. Then, the clustering degree of the preliminary coordinates is analyzed by k-means clustering. According to the incompatibility between outliers and normal parameters, the outliers are identified by the decision fusion method. Furthermore, the impact of outliers on positioning is eliminated.

zh-cn	仿真分析表明，与现有的基于时延参量的抗异常值方法相比，提出的抗异常值定位方法充分融合了多参量观测信息，对异常值的容忍度较高。
en-us	Simulation analysis shows that the proposed method fully incorporates the multi-parameter information, and the tolerance of outliers is better than the existing anti-outlier positioning methods based on the time-delay parameter.

zh-cn	湖试结果进一步验证了该方法的有效性。
en-us	Lake trial results demonstrate further the effectiveness of the proposed method.

zh-cn	该文研究了D2D通信使用LTE-A网络上行链路的资源分配问题。
en-us	Uplink resource allocation problem in Device-to-Device (D2D) communications underlaying LTE-Anetworks is analyzed.

zh-cn	首先将问题建模为混合整数非线性规划问题(MINLP)，其次根据待接入用户对各信道的青睐程度计算特征值列表并形成相应联盟。
en-us	First, the problem is modeled as a Mixed Integer NonLinear Programming (MINLP).Then the algorithm calculates each waiting user's identity list in accordance with the preference for channels to form coalitions.

zh-cn	在保证各用户服务质量(QoS)的情况下，利用最大加权二部图匹配(MWBM)方法为待接入网络用户寻找合适的资源及复用的组合。
en-us	On the premise of guaranteeing the Quality of Service (QoS) of users in the system, the suitable resource and reuse partner are assigned to each user through Maximum Weighted Bipartite Matching(MWBM).

zh-cn	仿真结果表明，该算法打破了D2D用户在数据传输过程中一直处于专用或者复用模式的束缚，扩大了D2D用户对可选用的资源范围，与现有算法相比，可有效提高系统的总速率。
en-us	The simulation results show that this algorithm can break the constraint that D2D pairs can only stay on dedicated or reused mode when they are on data transmission, and expand the range of available resource for D2D users, which increases effectively the system sum-rate compared with the existing algorithm.

zh-cn	Plateaued函数在密码学及编码等领域有着极其重要的应用，该文提出一种Plateaued函数的直接构造方法，研究了由该方法构造的Plateaued函数的密码学性质，证明了现有的直接构造方法可归约到本构造方法。
en-us	Plateaued functions play a significant role in cryptography, coding theory and so on. In this paper, a new primary construction of plateaued function is given. Some cryptographic properties of the constructed plateaued functions are studied. It is shown that the existing primary constructions of plateaued function can be reduced to the proposed construction.

zh-cn	第3代北斗卫星导航系统中B1C频点信号将使用正交复用二进制偏移载波调制方式。
en-us	The third generation of BeiDou satellite navigation system employs Quadrature Multiplexed Binary Offset Carrier (QMBOC) modulation for B1C signal.

zh-cn	为了增强北斗卫星导航接收机码跟踪环路的抗多径性能并且解决码跟踪中的模糊跟踪问题，该文针对正交复用二进制偏移载波调制信号QMBOC(6, 1, 4/33)提出一种双闸波码跟踪环路结构。
en-us	In order to improve the anti-multipath performance of code tracking loops and solve the problem of code tracking ambiguity for BeiDou system, a double strobe code tracking loop structure for QMBOC (6, 1, 4/33) modulation is proposed.

zh-cn	根据理想的目标鉴相函数和二进制偏移载波调制信号自相关函数的特点分别设计出针对BOC(1, 1)和BOC(6, 1)信号的闸波，并在本地码跟踪环路中使用这两种不同的闸波分别与输入信号相关，最后将所得的两个相关函数进行加权合并以用于鉴相过程。
en-us	According to the ideal phase discrimination function and the auto-correlation function of BOC signal, two kinds of strobe pulse are designed for BOC(1, 1) and BOC(6, 1) respectively. Then, these two strobe pulse waveforms are used to correlated with the input signal in the code tracking loop. Finally, these two correlation functions are weighed combined for phase discrimination.

zh-cn	计算机仿真结果表明所提方法不仅能够有效消除QMBOC(6, 1, 4/33)信号的模糊跟踪可能性，且能够大幅增强接收机的抗多径性能，其对应多径误差包络面积相比于现有的方法能够减少约33%。
en-us	The computer simulation results show that the proposed method can not only eliminate the code tracking ambiguity for QMBOC(6, 1, 4/33), but also improve the anti-multipath performance dramatically: the multipath error envelope area is reduced by about 33% compared with the existed method.

zh-cn	针对双基地角使双基地ISAR(B-ISAR)  1维距离成像分辨率下降的问题，该文提出基于多量测向量(MMV)模型的复数近似消息传递(MCAMP)的B-ISAR 1维距离成像分辨率增强算法。
en-us	To solve the problem of declined resolution of Bistatic Inverse Synthetic Aperture Radar (B-ISAR)imaging by bistatic angle, a B-ISAR range profile resolution enhancement algorithm is put forward based onMultiple Measurement Vector (MMV) Complex Approximate Message Passing (MCAMP).

zh-cn	首先，建立距离联合稀疏模型。
en-us	The range jointsparse model is established.

zh-cn	然后，通过向量化处理将联合稀疏问题转换为块稀疏复数基追踪去噪问题，利用Kronecker积提出MCAMP算法进行求解，以得到不受双基地角影响的1维距离像。
en-us	By utilizing vectorization operation, the joint sparse problem is converted into ablock complex basis pursuit denoising problem. To achieve the range profile which is immune to bistatic angleinfluence, the MCAMP algorithm is proposed by using the Kronecker product.

zh-cn	最后，通过快速傅里叶变换(FFT)代替矩阵与矩阵相乘进一步减少了计算复杂度，进而提高了算法的实现效率。
en-us	The Fast Fourier Transform(FFT) is introduced to instead of multiplication between matrix and matrix, which improves the efficiency ofthe proposed algorithm by reducing the computational complexity further.

zh-cn	仿真成像结果验证了所提方法在重构精度和重构时间方面的优势。
en-us	Simulation imaging results verify theeffectiveness and efficiency of the proposed method.

zh-cn	针对密集异构蜂窝网在非理想信道状态信息条件下的安全传输问题，该文分析了人工噪声对通信的可靠性和安全性的影响，在此基础上提出功率分配优化模型，在不同信道估计精度条件下给出了最优的功率分配因子。
en-us	To ensure secure transmission in dense heterogeneous cellular networks with imperfect Channel StateInformation (CSI), the influence of Artificial Noise (AN) on secure and reliable communication is analyzed, and a power split factor optimization model is presented to obtain the optimal value under different channel estimation accuracy.

zh-cn	首先，考虑信道估计误差对合法信号传输以及人工噪声泄露的影响，推导了典型通信链路的连通中断概率和安全中断概率。
en-us	First, the connection outage probability and secrecy outage probability are deduced by considering the influence of channel estimation error on signal transmission and AN leakage.

zh-cn	然后，在安全性和可靠性约束条件下建立功率分配优化模型以最大化系统安全吞吐量，并通过K维联合搜索算法得到每层网络的最优功率分配因子。
en-us	Then, a powersplit factor optimization model is presented, which maximizes the secrecy throughput subject to the security and reliability requirements. A K-dimensional search method is employed to solve the optimal power split factor of each tier.

zh-cn	最后，仿真结果表明系统设置最优功率分配因子时，人工噪声方案可提升约15%的安全吞吐量。
en-us	Finally, the numerical results verify that the AN transmission scheme with optimal power split factor can increase secrecy throughput by about 15%.

zh-cn	针对码索引调制(Code Index Modulation, CIM)相对于直接序列扩频在提升频谱利用率时，造成误比特率性能明显下降的问题，该文提出非正交-码索引调制(Non-orthogonal-Code Index Modulation, N-CIM)。
en-us	To deal with the problem that the bit error rate reduces obviously when the Code Index Modulation(CIM) is used to improve spectrum utilization, a novel Non-orthogonal-Code Index Modulation (N-CIM) isproposed.

zh-cn	发射端信息比特分割为伪随机(Pseudo Noise, PN)码映射块和调制信息块，并分别映射为PN码的索引和调制符号，调制符号的实部与虚部再选择相同的激活的PN码进行扩频。
en-us	The bit stream of the transmitter is divided into mapping block of Pseudo Noise (PN) code and informational block of modulation, which are mapped into the index of the PN code and modulation symbol respectively.

zh-cn	仿真与分析结果表明，在相同频谱效率时，N-CIM的误比特率性能比CIM在加性高斯白噪声信道中当误比特率为10–5时具备约2～3 dB的优势，在瑞利衰落信道中当误比特率为10–2时具备约2 dB的优势。
en-us	The real part and imaginary part of the modulation symbol are spread by selecting the identical activate PN code. Simulation and analysis results show that N-CIM outperforms CIM by about 2~3 dB inadditive white Gaussian noise channel when the bit error rate is 10–5, and N-CIM outperforms CIM by about 2dB in Rayleigh fading channel when the bit error rate is 10–2 at the same spectral efficiency.

zh-cn	覆膜对浸渍扩散热阴极表面电子发射的影响一直是热阴极研究领域的重点课题。
en-us	The impact on impregnated cathode electronic emission, when it is coated by films, is an important studied content in the field of thermionic cathode.

zh-cn	该文采用最新研制的深紫外激光光发射电子显微镜/热发射电子显微镜(DUV-PEEM/TEEM)，对一半覆膜、另一半未覆膜的浸渍扩散阴极试样作了1150 ℃×2 h激活，并对其表面微区的热电子发射像及其随温度的变化作了比较。
en-us	A cathode sample is evenly split by impregnated dispenser cathode and coated impregnated dispenser cathode. The sample is activated at 1150 ℃ in the Deep UltraVioletlaser Photo- and Thermal- Emission Electron Microscope system (DUV-PEEM/TEEM) for 2 hours. In this system, the micro- electron emission phenomenon of two cathode and its changes with temperature are compared and studied directly.

zh-cn	结果发现，两种阴极的热电子发射均主要位于孔隙及其邻近颗粒边缘；
en-us	The results show that the electronic emission of both impregnated cathode and coated impregnated cathode are mainly located at the pores and the edge of the adjacent particles;

zh-cn	随温度升高，未覆膜阴极发射主要集中于孔隙内及周边有限区域内，发射面积增量较小，覆膜则使阴极有效发射区域得以由孔隙及其边缘向距孔隙更远的区域延伸，发射面积大幅增加。
en-us	Along with the rise of cathode's temperature, the cathode emission without coating anything is still mainly focused on the pores and nearby narrow regions on cathode surface, that the emission area changed a little. However, for the coated impregnated dispenser cathode, the effective emission area is extended from the pores and its edge to the area far away from the pores.

zh-cn	上述结果首次给出了覆膜浸渍扩散阴极微区的电子发射特征，对于理解该类型阴极发射机理有一定参考价值。
en-us	These results for the first time give the electron emission characteristics for impregnated cathode coated with film, which have certain reference value to understand the emission mechanism of this cathode.

zh-cn	平滑l0范数(SL0)算法是一种基于近似l0范数的压缩感知信号重构算法，采用最速下降法和梯度投影原理，通过选择一个递减序列来逐步逼近最优解，具有匹配度高、计算量低、不需要已知信号稀疏度等优点。
en-us	Smoothed l0 norm (SL0) algorithm is a compressive sensing reconstruction algorithm based on approximate l0 norm, which uses the steepest descent method and gradient projection principle, by selecting a decreasing sequence to get the optimal solution. It has the advantages of high matching degree, low computational complexity and without knowing the signal sparsity.

zh-cn	但是，其迭代方向为负梯度方向，使得在迭代过程中产生“锯齿现象”，导致在最优解附近收敛速度较慢。
en-us	However, the iterative direction of steepest descent method is negative gradient direction, which leads to the "sawtooth phenomenon" and the slower convergence speed in the vicinity of the optimal solution.

zh-cn	牛顿法具有较快的收敛速度，但是对初值的要求较高，并且需要计算Hesse矩阵。
en-us	The Newton method has a good convergence speed but has higher requirement of the initial value and needs to calculate the Hessian matrix.

zh-cn	拟牛顿法则克服了这个缺点，利用BFGS公式计算Hesse矩阵的近似矩阵，只需要计算1阶导数信息。
en-us	The quasi Newton method overcomes this shortcoming and uses BFGS formula to calculate the approximate matrix of the Hessian matrix, it only needs the first derivative information.

zh-cn	该文在SL0算法的基础上，结合BFGS拟牛顿法，提出一种改进的压缩感知信号重构算法。
en-us	On the basis of SL0 algorithm and BFGS quasi Newton method, an improved reconstruction algorithm for Compressed Sensing (CS) signal is proposed.

zh-cn	首先采用最速下降法迭代得到信号的某个估计值，然后将此估计值作为拟牛顿法的初值继续迭代，直至得到最优解。
en-us	The steepestdescent method is first used to get an estimated value, and then is taken as the initial value of quasi Newton method, using BFGS method to update the iterative direction until retaining the optimal solution.

zh-cn	计算机仿真结果表明，在相同的条件下，该算法在重构精度、峰值信噪比和重建匹配度等方面均有较大提高。
en-us	The simulation results show that the proposed algorithm has great improvement in reconstruction accuracy, peak signal to noise ratio and reconstruction matching degree.

zh-cn	针对当前室外蜂窝网多基站定位需要基站之间时间同步、数据同步的要求，以及NLOS环境造成的非服务区基站的信号可测性问题，该文提出基于B-LM圆环模型的NLOS信息约束单基站定位算法。
en-us	Considering the requirements of time and data synchronization in multi-BS (Base Station) positioning in the current outdoor cellular network and the problem of signals' detectability in area without service BS due to NLOS (Non-Line-Of-Sight) environment, a single base station localization algorithm based on B-LM (Broyden Fletcher Goldfarb Shanno-Levenberg Marquard) ring of scattering model using NLOS information is proposed.

zh-cn	首先根据散射体、目标和基站间的几何位置关系以及NLOS多路径信息构建定位方程，然后将定位方程转化为最小二乘优化问题，之后基于LM算法海森矩阵修正思想和拟牛顿2阶偏导构造思想提出B-LM算法，保证算法收敛于最优解，以得到目标位置。
en-us	Firstly, the localization objective equation is constructed according to the geometric positions of the scatterers, the target, the base station and the NLOS multipath information. Then, the localization equation is transformed into the least square optimization problem. Finally, the B-LM algorithm based on Hessian matrix modification methodology in LM algorithm and the construction of second order partial derivative in quasi-Newton algorithm is proposed, which ensures the localization algorithm converges to the optimal solutions to obtain the target's location.

zh-cn	仿真结果表明，所提单基站定位算法能在宏蜂窝NLOS环境实现较高的定位精度。
en-us	The simulation results show that the proposed single base station localization algorithm can achieve a high positioning accuracy in the NLOS environment for macrocell.

zh-cn	航空公司外航服务人员排班旨在优化员工排班方案以满足外航航班的人员资质需求，并最小化员工总工作时长和兼顾工作时间均衡，其本质是一个面向多任务类型、员工层次资质、白夜班轮换等约束的人员排班问题。
en-us	Scheduling staffs servicing alien airlines aims to yield task-person assignments by covering the required skills and minimizing employee total working hours as well as balancing staffs' workload. Its essence is a personnel scheduling problem constrained by multiple task types, hierarchical skills as well as day and night alternation.

zh-cn	现有算法未考虑白夜班轮换强制性约束，制约了它们的应用。
en-us	The existing algorithms do not consider the constraint of day and night alternation.

zh-cn	为此，该文提出基于Block Gibbs的航空公司外航服务人员排班算法。
en-us	An algorithm is proposed to address that issue.

zh-cn	算法首先设计了数据拷贝技巧以快速建模具有白夜晚班约束的排班问题，然后提出基于Block Gibbs的多员工有放回抽样优化策略。
en-us	The proposed algorithm firstly designs a data copy trick to quickly model the issue of staff scheduling constrained by day and night alternation. A novel Block Gibbs sampling technique with replacement is designed to efficiently optimize the formulated problem.

zh-cn	理论分析表明该文算法与基准算法具有同规模的计算复杂度，但却具有更高的抽样效率以加大可行解生成规模和求解速度。
en-us	Theoretical analysis indicates that the computational complexity of the proposed algorithm is the same scale to that of the baselines, whereas the proposed algorithm gains high sampling efficiency.

zh-cn	与此同时，在国内某大型航空公司外航服务部排班数据集上的实验表明：相比于基准算法，算法在工作总时长、有效工作时长、有效工作时长比例等指标上提升至少0.62%。
en-us	Experimental results on a real dataset shows the improvement of the proposed algorithm over the existing methods is at least 0.62% in terms of evaluation measures.

zh-cn	针对基于LTE信号的外辐射源雷达，首先根据LTE信号结构分析了其模糊函数的特性，解释了不同类型副峰的产生机理。
en-us	For the passive radar based on Long Term Evolution (LTE) signal, firstly, the ambiguity function are analyzed, and the producing mechanism of different side peaks are explained.

zh-cn	然后，针对对探测性能有影响的两类副峰，提出相应的抑制算法：对于循环前缀副峰，提出数据非连续分块的快速互模糊算法；
en-us	Then, a series of corresponding suppression algorithms are proposed for two types of side peaks degrading detection performance: For the side peaks caused by the cyclic prefix, a fast ambiguity algorithm based on non-continuous chunking of data is proposed;

zh-cn	对于频谱不连续产生的副峰，提出频带合成和频域加窗的抑制算法。
en-us	For the side peaks caused by the non-continuous spectrum, the suppression algorithm of bandwidth synthesis and frequency domain windowed is proposed.

zh-cn	最终通过两种抑制算法的综合处理，得到LTE信号图钉状的模糊函数。
en-us	Finally, the thumbtack ambiguity function of the LTE signal is obtained through integrated processing of two suppression algorithms.

zh-cn	该文工作为基于LTE信号的外辐射源雷达副峰抑制提供了新的方法。
en-us	The work of this paper provides a new method for the side peaks suppression of the passive radar based on the LTE signal.

zh-cn	q梯度是基于q微分的广义梯度。
en-us	The q-gradient is a generalized gradient based on the q-derivative concept.

zh-cn	为了进一步提高仿射投影算法(APA)的滤波性能，该文基于最小均方误差准则将q梯度应用于APA进而产生一种新的q-APA，在高斯噪声环境下选择合适的q值可以取得理想的滤波性能。
en-us	To improve the filtering performance of the Affine Projection Algorithm (APA), the q-gradient is applied to APA based on the minimum of the recent mean square errors, generating a novel q-Affine Projection Algorithm (q-APA). The q-APA with appropriate setting of q achieves desirable filtering performance in the presence of Gaussian noises.

zh-cn	通过理论分析，提出了保证算法收敛的充分条件，并计算出表征滤波性能的稳态额外均方误差(EMSE)。
en-us	A sufficient condition for guaranteeing convergence of the proposed q-APA is also presented, and its steady-state Excess Mean Square Error (EMSE) of q-APA is obtained theoretically to evaluate the filtering performance.

zh-cn	除此之外，为了进一步提高算法的滤波性能，提出一个变q的APA(V-q-APA)。
en-us	In addition, the Variable q-APA (V-q-APA) is developed to improve further the filtering performance.

zh-cn	在高斯噪声环境下，将q-APA和V-q-APA应用于系统辨识中。仿真结果表明：与传统的APA和变q的最小化均方(V-q-LMS)算法相比，q-APA和V-q-APA均具有更好的滤波性能。
en-us	Simulations in the context of system identification demonstrate the superior filtering performance of the proposed algorithms compared with APA and Variable q-Least Mean Square (V-q-LMS) algorithm in the presence of Gaussian noise.

zh-cn	基于消息传递算法(MPA)进行多用户检测的稀疏码多址接入(SCMA)技术是一种面向5G的非正交多址技术(NOMA)。
en-us	Sparse Code Multiple Access (SCMA), based on Message Passing Algorithm (MPA) for multiuser detection, is a Non-Orthogonal Multiple Access (NOMA) scheme proposed to meet the demands of the future 5G communication.

zh-cn	针对MPA复杂度较高的问题，该文首先分析接收信号概率密度函数值在不同信噪比(SNR)下的统计结果，并根据SCMA的非正交特性，综合考虑资源节点和用户节点之间的数据映射关系，提出基于概率密度函数值门限判决的部分码字搜索(PCS)MPA多用户检测算法(PCS-MPA)。
en-us	For the problem that the MPA has the characteristics of high algorithm complexity, some statistical results for the Probability Density Function (PDF) of received signal at various Signal to Noise Ratio(SNR) are first derived. Then, data mapping relationship between resources node and users node is fully considered based on the non-orthogonal property of SCMA, therefore a Partial Codewords Searching of MPA (PCS-MPA) is proposed with threshold decision scheme of PDF.

zh-cn	仿真结果表明，在门限值合理的条件下，PCS-MPA在几乎不改变系统误比特率(BER)的条件下，降低了MPA的复杂度，尤其在高SNR条件下效果更好。
en-us	Simulations results show that the proposed PCS-MPA can reduce the complexity without changing the Bit Error Ratio (BER), especially at the case of high SNR.

zh-cn	传统的合作频谱感知一般将感知环境建模为单级信道，且次用户一般都以相同的发射功率向数据融合中心报告感知数据，难以体现并利用不同次用户感知数据之间的空间分集差异。
en-us	In conventional cooperative spectrum sensing, the signal model is usually simplified as a single-stage channel environment where the Secondary Users (SUs) collect their spectrum data and report to the Fusion Center (FC) with the same transmit power. This hampers the FC from efficiently exploiting the space diversity gain beneath the data of different users.

zh-cn	为解决此问题并有效地设置次用户在感知数据上报阶段的发射功率，该文提出了3种最优功率控制方案，以获得相应设计准则下参与合作感知的次用户最优发射功率。
en-us	In order to solve this problem and control the user transmit power in reporting their data, three Optimal Power Control (OPC) schemes are proposed.

zh-cn	在融合中心理想具备感知信道和报告信道的统计特性时，通过理论推导获得了基于信道统计特性的功率控制闭式解方案；当信道统计特性难以现实具备时，分别获得了基于联合信道统计特性估计的最大特征功率矢量及盲加权多特征功率矢量方案。
en-us	When the Channel Statistic(CS) of the sensing channel and the reporting channel are perfectly known at the FC, a CS Aided Optimal Power Control (CSA-OPC) scheme is derived in closed-form, whereas when the CS is practically unavailable, Principal Eigen Vector aided OPC (PEV-OPC) and Blindly Weighted Multiple-Eigen Vector aided OPC (BWMEV-OPC) schemes are developed.

zh-cn	理论分析和仿真实验表明，在不同的先验信息条件下，3种方案的性能皆远优于缺少功率控制的合作感知方案。
en-us	Theoretical analysis and computer simulation verify that the propose OPC schemes greatly ameliorate the spectrum sensing performance, compared to the non-OPC aided cooperative spectrum sensing schemes.

zh-cn	该文针对大规模MIMO-OFDM系统，研究当基站端仅配备低精度模数转换器且采用最大比合并(MRC)接收算法时系统中用户可达速率的性能。
en-us	The achievable rate performance for the massive MIMO-OFDM system is investigated, where each antenna is equipped with low-resolution Analog-to-Digital Converters (ADC) and the Maximum Ratio Combining (MRC) receiver is assumed to be employed.

zh-cn	通过采用加性量化噪声模型(AQNM)将非线性量化函数转化为线性量化函数，首先推导得出用户上行可达速率的闭式表达式。
en-us	The closed-form expression for the uplink achievable rate is firstly derived by using the Additive Quantization Noise Model (AQNM) model, which reforms the nonlinear quantization function into a linear one.

zh-cn	然后基于此表达式，将具备低精度模数转换器系统与传统具有无穷精度的模数转换器系统性能进行分析比较。
en-us	Then the performance between the low-resolution quantization system and the conventional system with infinite resolution ADCs is compared based on the derived closed-form expression.

zh-cn	最后将该文所得到的结果进行仿真分析。
en-us	Simulation results are presented to verify the analytical results.

zh-cn	同时，该文还指出通过增加基站端天线数目可以弥补由于低精度模数转换器所造成的系统性能的损失。
en-us	In addition, it is illustrated that the performance loss of using low-resolution ADCs can be compensated for by deploying more antennas at the base station.

zh-cn	网络用户随时间变化的行为分析是近年来用户行为分析的热点，通常为了发现用户行为的特征需要对用户做聚类处理。
en-us	Behavioral analysis of Internet users over time is a hot spot in user behavior analysis in recent years, usually clustering users is a way to find the feature of user behavior.

zh-cn	针对用户时序数据的聚类问题，现有研究方法存在计算性能差，距离度量不准确的缺点，无法处理大规模数据。
en-us	Problems like poor computing performance or inaccurate distance metric exist in present research about clustering user time series data, which is unable to deal with large scale data.

zh-cn	为了解决上述问题，该文提出基于对称KL距离的用户行为时序聚类方法。
en-us	To solve this problem, a method for clustering time series in user behavior is proposed based on symmetric Kullback-Leibler (KL) distance.

zh-cn	首先将时序数据转化为概率模型，从划分聚类的角度出发，在距离度量中引入KL距离，用以衡量不同用户间的时间分布差异。
en-us	First time series data is transformed into probability models, and then a distance metric named KL distance is introduced, using partition clustering method, the different time distribution between different users.

zh-cn	针对实网数据中数据规模大的特点，该方法在聚类的各个环节针对KL距离的特点做了优化，并证明了一种高效率的聚类质心求解办法。
en-us	For the Large-scale feature of physical network data, each process of clustering is optimized based on the characteristics of KL distance. It also proves an efficient solution for finding the clustering centroids.

zh-cn	实验结果证明，该算法相比采用欧式距离和DTW距离度量的聚类算法能提高4%的准确度，与采用medoids聚类质心的聚类算法相比计算时间少了一个量级。
en-us	The experimental results show that this method can improve the accuracy of 4% compared with clustering algorithm using the Euclidean distance metric or DTW metric, and the calculation time of this method is less a quantity degree than clustering algorithm using medoids centroids.

zh-cn	采用该算法对实网环境中获取的用户流量数据处理证明了该算法拥有可行的应用价值。
en-us	This method is used to deal with user traffic data obtained in physical network which proves its application value.

zh-cn	目标跟踪易受光照、遮挡、尺度、背景及快速运动等因素的影响，还要求较高的实时性。
en-us	Object tracking is easily influenced by illumination, occlusion, scale, background clutter, and fast motion, and it requires higher real-time performance.

zh-cn	目标跟踪中基于压缩感知的跟踪算法实时性好，但目标外观变化较大时跟踪效果不理想。
en-us	The object tracking algorithm based on compressive sensing has a better real-time performance but performs weakly in tracking when object appearance is changed greatly.

zh-cn	该文基于压缩感知的框架提出多模型的实时压缩跟踪算法(MMCT)，采用压缩感知来降低跟踪过程产生的高维特征，保证实时性能；
en-us	Based on the framework of compressive sensing, a Multi-Model real-time Compressive Tracking (MMCT) algorithm is proposed, which adopts the compressive sensing to decrease the high dimensional features for the tracking process and to satisfy the real-time performance.

zh-cn	通过判断前两帧的分类器最大分类分数的差值来选择最合适的模型，提高了定位的准确性；
en-us	The MMCT algorithm selects the most suitable classifier by judging the maximum classification score difference of classifiers in the previous two frames, and enhances the accuracy of location.

zh-cn	提出新的模型更新策略，按照决策分类器的不同采用固定或动态的学习率，提高了分类精度。
en-us	The MMCT algorithm also presents a new model update strategy, which employs the fixed or dynamic learning rates according to the differences of decision classifiers and improves the precision of classification.

zh-cn	MMCT引入的多模型没有增加计算负担，表现出优异的实时性能。
en-us	The multi-model introduced by MMCT does not increase the computational burden and shows an excellent real-time performance.

zh-cn	实验结果表明，MMCT算法能够很好地适应光照、遮挡、复杂背景及平面旋转的情况。
en-us	The experimental results indicate that the MMCT algorithm can well adapt to illumination, occlusion, background clutter and plane-rotation.

zh-cn	针对近场源的定位及阵列幅相误差校正问题，该文提出一种基于均匀对称阵列利用辅助阵元矢量重构解耦合的幅相误差校正方法。
en-us	In order to solve the problem of near-field source localization and array gain-phase error calibration, a method of gain-phase error calibration is proposed based on uniform array symmetry.

zh-cn	通过重构虚拟阵列实现距离参数的分离，再通过对虚拟阵列导向矢量的变换实现方位和幅相误差之间的解耦合；
en-us	The distance parameter is separated by reconstructing the virtual array, and then the decoupling between azimuth and error is realized by transforming the steering vector of the virtual array.

zh-cn	最后通过对实阵列导向矢量的变换，实现距离与幅相误差的解耦合，从而实现对近场源的方位角、距离以及阵列的幅相误差系数的级联估计。
en-us	Through the transformation of the real array steering vector, the decoupling between the distance and the gain-phase error is realized, and the cascade estimation of the azimuth and distance of the near-field source and the gain-phase error coefficient of the array is achieved.

zh-cn	仿真结果表明所提算法相比现有算法运算量小，方位及距离参数估计精确，幅相误差校正精度高。
en-us	The simulation results show that compared with the existing algorithms, the proposed algorithm has less computational complexity, more accurate azimuth and distance parameters estimation, and higher accuracy of gain and phase error calibration.

zh-cn	为了解决虚拟光网络映射中带宽阻塞率较高以及底层资源消耗不均匀问题，论文提出一种基于时间域-频谱域碎片感知的虚拟网络映射(FA-VNM)算法。
en-us	In order to address the problems of the high bandwidth blocking probability and imbalance resources consumption in physical network during virtual optical network mapping, Fragmentation-Aware based on time and spectrum domain of Virtual Network Mapping (FA-VNM) algorithm is proposed.

zh-cn	该文综合考虑频隙在时间域和频谱域上的碎片问题，设计时频联合碎片公式最小化分配过程中的频谱碎片。
en-us	In the FA-VNMalgorithm, the fragments problem in the time domain and the spectrum domain is considered. Fragment formula jointly considering the time fragment and spectrum fragment is devised to minimize the spectrum fragments.

zh-cn	进一步，为了均衡网络中的资源消耗，在FA-VNM算法基础上提出基于节点度数的负载均衡感知虚拟网络映射(LB-VNM)算法，设计物理节点平均资源承载能力的公式，优先映射物理节点平均资源承载能力大的节点；
en-us	Further, in order to balance the network resources consumption, based on the FA-VNM, Load Balancing based on degree of Virtual Network Mapping (LB-VNM) algorithm is proposed. In the stage of node mapping, physical node average resource carrying capacity is introduced and the physical node with larger average resources carrying capacity is mapped first.

zh-cn	为了均衡路径上资源使用，考虑路径权重值，并根据每条路径的权重值对虚拟链路进行映射，从而降低阻塞率。
en-us	In order to balance the resource consumption in physical path, weight value of physical path is calculated in the stage of link mapping. Then, according to the weight value of each physical path, virtual links are mapped to achieve the purpose of load balancing for reducing the blocking rate.

zh-cn	仿真结果表明，所提算法能有效降低阻塞率，提高资源利用率。
en-us	Simulation results show that the algorithms can effectively reduce the blocking rate and improve the resources utilization.

zh-cn	基于视觉物体识别的室内定位算法是一种新型的室内定位解决方案，算法通过物体检测、位置匹配、定位方程解算等步骤确定用户位置。
en-us	The indoor vision positioning algorithm based on object detection is a novel indoor positioning solution, which determines the position of the user through the process of objects detection, position matching, location equation calculation, etc.

zh-cn	然而，受到单目相机视域较小和物体检测算法精度较低的影响，根据检测物体测距信息而构成的定位方程存在严重的病态性，极大降低了算法的定位成功率和定位精度。
en-us	However, limited by the field-of-view of monocular camera and objects detection accuracy, the localization equation, which is constructed according to the detected objects range information, is seriously ill-conditioned.

zh-cn	因此，该文提出一种抗差岭估计定位解算算法，通过引入岭参数将无偏估计变为有偏估计，实现均方误差最小约束条件下的最优位置估计，并利用迭代选权降低了质量较差的观测量对定位精度的影响。
en-us	Therefore, this paper proposes a novel localization method based on an improved robust ridge regression estimation, which reduces the influence of the lower accurate observations by iterative weight selection.

zh-cn	实验结果表明，与OLS (Ordinary LeastSquare), LM (Levenberg-Marquardt)和RR (Ridge Regression)算法相比，该文提出的抗差岭估计定位解算算法能够有效提高基于视觉物体识别的室内定位方法的成功率和精度。
en-us	The experimental results show that compared with Ordinary Least Square (OLS), Levenberg-Marquardt (LM) and Ridge Regression (RR) algorithms, the proposed improved robust ridge regression estimation algorithm can effectively improve the positioning success rate and positioning accuracy of the object detection based indoor navigation method.

zh-cn	针对分段线性地形变换模型运算量较大的问题，该文提出基于双层网格的计算方法，实现了海上大尺度区域复杂电磁环境下电磁波传播特性快速精准的求解。
en-us	A double-layer model is proposed to reduce the calculation amounts of the Linear Ship Map (LSM) model. The proposed model can be used for rapid and accurate calculation of the electromagnetic propagation characteristics in the complicated atmospheric environment over the sea.

zh-cn	在对宽角抛物方程模型和分段线性地形变换模型的分步傅里叶积分算法研究的基础上，将电磁场计算空间分为上下两层，通过降低计算高度和优化步长的方法，在保证计算精度的同时显著提高了运算效率。
en-us	In the proposed model, the calculation regions are divided into the upper-layer and the lower-layer. The upper-layer is calculated by the Wide angle Parabolic Equation (WPE) model and the lower-layer is calculated by the LSM model. Through reducing the calculation height and optimizing the step length, the proposed model can be exact and rapid.

zh-cn	通过仿真，在光滑海面和粗糙海面两种条件下对双层网格模型的计算结果与原有模型进行比较，结果表明，所提方法计算误差较小，在粗糙海面条件下运算时间缩短到原模型的1/10。
en-us	By simulation,the proposed model is compared with LSM model in the smooth and the rough sea surface conditions. The results show that the proposed model can decrease the calculation time by 1/10 in the rough sea surface condition.

zh-cn	针对异构计算系统任务调度过程中通信冲突以及算法运行时间的问题，该文提出一种基于双仲裁机制和田口正交法的猫群优化任务调度算法。
en-us	To solve communication conflicts and algorithm running time problem in task scheduling process of heterogeneous computing system, a cat swarm optimization task scheduling algorithm is proposed based on double arbitration mechanism and Taguchi orthogonal method.

zh-cn	首先利用双仲裁机制对任务资源进行管理，动态判决任务的分配，有效避免通信冲突，再将田口正交法应用到猫群优化过程的跟踪模式中，降低算法运行时间，提高解的质量。
en-us	Firstly, the double arbitration mechanism is used to manage the task resources, and the task assignment is dynamically decided to avoid effectively communication conflicts. Then, the Taguchi orthogonal method is applied to the tracking mode of the cat swarm optimization process to reduce the algorithm running time and improve the quality of the solution.

zh-cn	实验结果表明，该算法运行速度明显高于其他算法至少约10%，算法在处理大量任务时的并行化效果最优，在异构环境中也体现出其相当大的优势。
en-us	Experimental results show that the algorithm runs at a rate of at least about 10% faster than other algorithms.The algorithm performs best in parallelism when dealing with a large number of tasks and has considerable advantages in heterogeneous environments.

zh-cn	相干变化检测(CCD)利用场景中变化区域的失相干特性进行检测，而场景中存在的体散射植被区域及低信噪比区域也呈现低相干特性，对待检测变化区域形成干扰。
en-us	Coherent Change Detection (CCD) detects change areas in the scene using its decorrelation, yet vegetation areas with volume scattering and low signal-noise ratio areas in the scene also appear as low coherence, which causes interference to changing areas to be detected.

zh-cn	该文提出一种极化SAR CCD方法，首先利用变化前后SAR图像间的极化相干信息建立加权迹相干统计量，然后利用各个SAR图像内极化通道间的相干信息，通过建立混合GEV分布模型，采用改进EM算法求解各分量参数，建立体散射约束项，最后结合散射功率变化约束项构建极化CCD检验统计量。
en-us	A polarimetric SAR CCD method is proposed. Firstly, the polarimetric coherence between two SAR images before and after changing is employed to set up weighted trace coherence statistics. Secondly, the polarimetric coherence between channels of each SAR image is employed to set up volume scattering constraint by establishing GEV mixture distribution model and solving parameters of each part using improved EM algorithm. Lastly, constraint of scattering power change is combined to set up the final polarimetric CCD test statistics.

zh-cn	该方法可在不影响检测性能情况下排除干扰。
en-us	Using this method, the interference could be eliminated without influence of detection performance.

zh-cn	该文采用变化前后的两幅L波段全极化SAR图像进行方法验证，实验结果及指标参数验证了该方法的正确性与有效性。
en-us	The method is validated by two L-band full-polarimetric SAR images before and after changing. Results and index parameters demonstrate the correctness and validity of the proposed method.

zh-cn	雾天图像增强具有重要现实意义。
en-us	Hazy image enhancement has important practical significance.

zh-cn	由于现有的图像去雾算法在提升图像全局对比度的能力上存在不足，为此将暗通道先验去雾算法与直方图均衡化算法的各自优势进行整合，该文提出一种雾天图像增强新算法。
en-us	Since the existing haze removal algorithms have disadvantages in improving the global contrast of images, a novel hazy image enhancement algorithm is presented by integrating advantages of haze removal and histogram equalization.

zh-cn	首先，分别采用基于导向滤波的暗通道先验去雾算法和基于HSV色彩空间的直方图均衡化算法处理雾天图像；
en-us	Firstly, the hazyimage is processed respectively using guided filtering-based dark channel prior algorithm and HSV space-based histogram equalization algorithm.

zh-cn	然后，基于修正的透射率图构造权值因子，将上述两种处理结果加权融合，得到输出图像。
en-us	Then, the output image is obtained by fusing the above two results using weighting factor which is constructed by the revised transmittance map.

zh-cn	仿真实验结果表明，该算法比现有去雾算法具有更高的标准差、平均梯度与信息熵，具有更好的全局与局部对比度增强效果。
en-us	Simulation results show that the algorithm has higher standard deviation, average gradient and information entropy than the present hazy removal algorithm, and shows better result of global and local contrast.

zh-cn	算法运行时间主要依赖于图像去雾环节，处理一般尺寸图像能够满足实时要求。
en-us	The running time of the algorithm mainly depends on the process of haze removal, which can meet the real-time requirements for normal size image.

zh-cn	针对单一信号处理或数据处理对压制-欺骗加性复合干扰抑制效果较差的问题，论文提出一种适用于脉冲压缩雷达的基于信号-数据联合处理的压制-距离欺骗复合干扰抑制算法。
en-us	Considering the problem that the suppression effect of single signal processing or data processing is poor on blanket-deception compound jamming, a suppression algorithm of blanket-distance deception compound jamming based on joint signal-data processing is proposed.

zh-cn	首先，通过分数阶傅里叶变换(FRFT)域窄带滤波以及LFM信号重构对消算法，实现信号层对压制干扰的抑制，并减小对真实目标的漏检概率；
en-us	Firstly, the Fractional Fourier Transform (FRFT) domain narrowband filtering and LFM signal reconstruction algorithm are used to suppress the suppression of the signal layer and reduce the leakage probability of the real target.

zh-cn	然后，利用噪声点迹空间相关性较差的特征，通过M/N逻辑法对噪声点迹进行剔除，并对目标点迹进行航迹起始；
en-us	Then, the target tracks and the deception tracks are rejected by using the M/N logic method.

zh-cn	最后，根据距离假目标航迹角度量测误差方差较大的特点，通过检验以及聚类划分算法，对虚假目标航迹进行剔除，最终实现对压制-欺骗加性复合干扰的抑制。
en-us	Finally, according to the different characteristics of the angle variance between the false targets and the true targets, the false targets are eliminated by the test and the clustering algorithm.

zh-cn	仿真结果表明，该文算法对压制-欺骗复合干扰能够起到较好的抑制效果。
en-us	The simulation results verify the good effect of the algorithm proposed in this paper.

zh-cn	高光谱遥感图像具有丰富的光谱信息，数据量大。
en-us	Hyperspectral remote sensing images have a wealth of spectral information and a huge universe of data.

zh-cn	为了能够有效地利用高光谱图像数据，促进高光谱遥感技术的发展，该文提出一种基于自适应波段聚类主成分分析(PCA)与反向传播(BP)神经网络相结合的高光谱图像压缩算法。
en-us	In order to utilize effectively hyperspectral image data and promote the development of hyperspectral remote sensing technology, a hyperspectral image compression algorithm based on adaptive band clustering Principal Component Analysis (PCA) and Back Propagation (BP) neural network is proposed.

zh-cn	算法利用近邻传播(AP)聚类算法对波段进行自适应聚类，对聚类后的各个分组分别进行PCA运算，最后利用BP神经网络对所有主成分进行编码压缩。
en-us	Affinity Propagation (AP) clustering algorithm for adaptive band clustering is used, and PCA is performed on the each band group respectively after clustering. Finally, all principal components are encoded and compressed by BP neural network.

zh-cn	该文的创新点在于BP神经网络压缩图像时，在训练步骤过程中，误差反向传播是用原图与输出作差值，再反向调整各层的权值、阈值。
en-us	The innovation point lies in BP neural network compressed image during the training step, the error of back propagation is to compare difference between the original image and the output image, and then adjust the weight and threshold of each layer in the reverse direction.

zh-cn	对高光谱图像进行波段聚类，不仅能够有效地利用谱间相关性，提高压缩性能，还可以降低PCA的运算量。
en-us	Band clustering of hyperspectral images can not only effectively utilize the spectral correlation and improve the compression performance, but also reduce the computational complexity of PCA.

zh-cn	实验结果表明，该文算法与其它现有算法比较，在相同压缩比下，其光谱角更小，信噪比更高。
en-us	Experimental results investigate that the proposed algorithm achieve a better performance on Signal-to-Noise Ratio (SNR) and spectral angle than other algorithm under the same compression ratio.

zh-cn	针对强杂波环境下近距慢速运动目标检测问题，该文提出一种基于相位编码及子空间投影的杂波抑制方法。
en-us	This paper proposes a method of clutter suppression based on phase encoding and subspace projection for close slow-moving target detection in strong clutter environment.

zh-cn	主要对周期探测信号调制Chirp相位编码，通过回波慢时间维解码使杂波近似白化，降低杂波与目标回波相关性，再依据白化后杂波及有用信号成分自相关性差异分离出信号和杂波干扰子空间；
en-us	In the framework, the periodic detectionsignal is modulated with phase encoding, and the clutter is whitened through echo decoding of the slow-time dimension to reduce the correlation between clutter and target echo. Furthermore, interference subspace is constructed on the basis of the autocorrelation differences between whitened clutter and useful signal components.

zh-cn	最后将接收信号投影至正交于杂波子空间的信号子空间来抑制杂波。
en-us	The receiving signal is projected to the signal subspace orthogonal to the clutter subspace for clutter suppression.

zh-cn	由于该方法中杂波空间的构建不需要假设杂波模型，避免了模型假设与实际环境不匹配的问题。
en-us	Since the construction of clutter space does not need to assume the clutter model, it avoids the problem of mismatch between the model hypothesis and the actual environment.

zh-cn	仿真结果和实测数据处理结果证明该方法在低信杂比条件下性能明显优于传统方法。
en-us	Simulation results and real data processing results show that this method has better performance than conventional methods under lowsignal-to-clutter ratio.

zh-cn	针对目标个数未知时双基地MIMO雷达角度跟踪问题，该文提出一种基于改进自适应非对称联合对角化(AAJD)的目标个数与角度联合跟踪算法。
en-us	In order to solve the angle tracking problem of bistatic MIMO radar when the number of target is unknown, a joint tracking algorithm of the number of target and the angle is proposed.

zh-cn	AAJD算法中无法得到特征值变量，因此改进AAJD算法引入主成分顺序估计思想，循环求出特征值，然后运用改进信息论准则估计出目标个数。
en-us	There is no variable in Adaptive Asymmetric Joint Diagonalization (AAJD) algorithm that can directly represent the eigenvalue. Therefore, the idea of principal component sequence estimation is introduced to the improved AAJD algorithm, and the eigenvalues are iteratively evaluated. Then, the number of target is estimated by using the improved information theory.

zh-cn	其次提出目标个数防抖动算法，提高了稳健性。
en-us	Secondly, the anti-dithering algorithm of target number is proposed, which improves the robustness of the algorithm.

zh-cn	最后改进了ESPRIT算法，完成了目标参数的自动配对和关联。
en-us	Finally, the ESPRIT algorithm is improved to realize the automatic matching and association of DOD and DOA.

zh-cn	仿真结果表明改进AAJD算法能够成功跟踪目标个数和角度，验证了理论分析的有效性。
en-us	The simulation results show that the improved AAJD algorithm can successfully track the number of target and angle trajectories. The efficiency of the proposed method is verified.

zh-cn	该文受人脑视觉感知机理启发，在深度学习框架下提出融合时空双网络流和视觉注意的行为识别方法。
en-us	Inspired by the mechanism of human brain visual perception, an action recognition approach integrating dual spatio-temporal network flow and visual attention is proposed in a deep learning framework.

zh-cn	首先，采用由粗到细Lucas-Kanade估计法逐帧提取视频中人体运动的光流特征。
en-us	First, the optical flow featuring body motion are extracted frame-by-frame from video with coarse-to-fine Lucas-Kanade flow estimation.

zh-cn	然后，利用预训练模型微调的GoogLeNet神经网络分别逐层卷积并聚合给定时间窗口视频中外观图像和相应光流特征。
en-us	Then, the GoogLeNet neural network with fine-tuned pre-trained model is applied to convoluting layer-by-layer and aggregate respectively appearance images and the related optical flow features in the selected time window.

zh-cn	接着，利用长短时记忆多层递归网络交叉感知即得含高层显著结构的时空流语义特征序列；
en-us	Next, the multi-layered Long Short-Term Memory (LSTM) neural networks are exploited to cross-recursively perceive the spatio-temporal semantic feature sequences with high level and significant structure.

zh-cn	解码时间窗口内互相依赖的隐状态；输出空间流视觉特征描述和视频窗口中每帧标签概率分布。
en-us	Meanwhile, the inter-dependent implicit states are decoded in the given timewindow, and the attention salient feature sequence is obtained from temporal stream with the visual feature descriptor in spatial stream and the label probability of each frame.

zh-cn	其次，利用相对熵计算时间维每帧注意力置信度，并融合空间网络流感知序列标签概率分布。
en-us	Then, the temporal attention confidence foreach frame with respect to human actions is calculated with the relative entropy measure and fused with the probability distributions with respect to the action categories from the given spatial perception network streamin the video sequence.

zh-cn	最后，利用softmax分类视频中行为类别。
en-us	Finally, the softmax classifier is exploited to identify the category of human action in the given video sequence.

zh-cn	实验结果表明，与其他现有方法相比，该文行为识别方法在分类准确度上具有显著优势。
en-us	Experimental results show that this presented approach has significant advantages in classification accuracy compared with other methods.

zh-cn	星载SAR大斜视聚束可以实现高分辨率宽覆盖成像和目标多方位信息获取，但斜视情况下大距离徙动会造成回波数据获取效率下降、波位选择困难等问题。
en-us	High squint spotlight mode of spaceborne SAR can be used to achieve high resolution and wide swath, and also can be used to acquire information of target from multi-azimuth. However, the considerable range migration can result in efficiency decreasing in data acquisition, and dilemma in system design.

zh-cn	变PRI技术可以跟踪聚束成像过程中目标斜距变化，提高数据获取效率、降低波位选择难度。
en-us	This problem can be solved by the technology named PRI (Pulse Repetition Interval) variation which can track the slant range variation of the target during data acquisition.

zh-cn	该文对星载大斜视聚束SAR的变PRI工作机理进行了研究，提出了一种PRI变化序列迭代设计方法和波位选择策略，研究了样条插值和NUFFT两种非周期非均匀采样重建方法，并首次通过机载飞行试验对所提出的变PRI的SAR系统工作体制进行了验证。
en-us	In this paper, the principle of PRI variation is studied, and methods of PRI sequence iterative design and system parameter selection are proposed. Two approaches to reconstructing the nonequal spaced and nonperiod data in azimuth sampling are compared. Finally, the first results of PRI variation mode of airborne SAR experiment with high slant spotlight mode are presented.

zh-cn	针对大规模MIMO信道的近场效应和非平稳特性，该文提出适用大规模MIMO信道的一种基于随机散射簇的非平稳3D空间信道模型。
en-us	To describe the near field effect and the non-stationary characteristic of the Massive MIMO channel, a non-stationary 3D spatial channel model based on stochastic scattering clusters for Massive MIMO systems is proposed.

zh-cn	采用抛物波前代替球面波前建模近场效应，并分析抛物波前条件下该模型的信道容量。
en-us	The parabolic wave instead of the spherical wave is used to model the near field effect, and the channel capacity of the model is analyzed under parabolic wavefront condition.

zh-cn	对于大规模MIMO信道的非平稳特性，提出基于散射簇的有效概率确定收发天线阵元的有效散射簇集合，从而建模散射簇沿天线阵列轴的随机演变来合理描述散射簇的出现和消失。
en-us	For non-stationary properties of massive MIMO channel, the effective scattering clusters set of transmitting and receiving antenna elements is determined based on the effective probability of scattering clusters, and the stochastic evolution of scattering clusters along the antenna array axis is modeled to describe properly the appearance and disappearance of scattering clusters.

zh-cn	仿真结果表明，用抛物波前和有效散射簇的随机演变来建模大规模MIMO信道特征是很好的候选方法。
en-us	Simulation results demonstrate that parabolic wavefront and the stochastic evolution of effective scattering clusters are good candidates to model Massive MIMO channel characteristics.

zh-cn	针对空战机动决策时出现的“维数爆炸”问题，该文提出一种基于近似动态规划的群智能空战机动决策方法。
en-us	To solve the problem of dimension disaster when solving air combat maneuvering decision-making by dynamic programming, a swarm of intelligence maneuvering decision-making method based on the approximate dynamic programming is proposed.

zh-cn	首先建立无人机空气动力学模型和空战态势优势指标函数。
en-us	Firstly, the Unmanned Aerial Vehicle (UAV) dynamic model and advantage functions of situation are established.

zh-cn	其次，利用近似动态规划的思想，将空战过程按时间域划分为多个规划时域，在每个规划时域内，提出人工势场引导下的改进蚁狮优化算法快速逼近最优控制量，有效裁减搜索空间。
en-us	On this basis, air combat process is divided into several stages according to dynamic programming thought. In order to reduce the search space, an Artificial Potential Field (APF) Guiding Ant Lion Optimizer (ALO) approximate optimal control amount is adopted in each programming stage.

zh-cn	通过与专家系统法进行仿真对比，表明所提方法解决高动态、实时性强的无人机机动决策问题的有效性和可行性。
en-us	Finally, by comparing expert system, the experiment result indicates that the high dynamic and real-time air combat maneuvering decision can be solved by the proposed method effectively.

zh-cn	无线传感器网络中异常节点检测是确保网络数据准确性和可靠性的关键步骤。
en-us	The outlier nodes detection and localization in Wireless Sensor Networks (WSNs) is a crucial step in ensuring the accuracy and reliability of network data acquisition.

zh-cn	基于图信号处理理论，该文提出了一种新的无线传感器网络异常节点检测定位算法。
en-us	Based on the theory of graph signal processing, a novel algorithm is presented for outlier detection and localization in WSNs.

zh-cn	新算法首先对网络建立图信号模型，然后基于节点域-图频域联合分析的方法，实现异常节点的检测和定位。
en-us	The new algorithm first builds the graph signal model of the network, then detect the location of the outlier based on the method of vertex-domain and graph frequency-domain joint analysis.

zh-cn	具体而言，第1步是利用高通图滤波器提取网络信号的高频分量。
en-us	Specifically speaking, the first step of algorithm is extracting the high-frequency component of the signal using a high-pass graph filter.

zh-cn	第2步首先将网络划分为多个子图，然后筛选出子图输出信号的特定频率分量。
en-us	In the second step, the network is decomposed into a set of sub-graphs, and then the specific frequency components of the output signal in sub-graphs are filtered out.

zh-cn	第3步对筛选出的子图信号进行阈值判断从而定位疑似异常的子图中心节点。
en-us	The third step is to locate the suspected outlier center-nodes of sub-graphs based on the threshold of the filtered sub-graphs signal.

zh-cn	最后通过比较各子图的节点集合和疑似异常节点集合，检测并定位出网络中的异常节点。
en-us	Finally, the outlier nodes in the network are detected and located by comparing the set of nodes of each sub-graph with the set of suspected outlier nodes.

zh-cn	实验仿真表明，与已有的无线传感器网络中异常检测方法相比，新算法不仅有着较高的异常检测概率，而且异常节点的定位率也较高。
en-us	Experimental results show that compared with the existing outlier detection methods in networks, the proposed method not only has higher probability of outlier detection, but also has a higher positioning rate of outlier nodes.

zh-cn	针对柔性拖曳阵转弯机动过程，在积累时间内阵形变化导致自适应波束形成性能下降的问题，该文提出一种基于时变阵形聚焦和降维处理的低复杂度鲁棒波束形成方法。
en-us	The robust beamformer suffers performance degradation due to the distortion of towed array shape caused by the maneuverings of tow platform. To address this problem, a low complexity robust Capon beamforming method is proposed based on time-varying array focusing and dimension reduction.

zh-cn	首先，基于阵列Water-Pulley模型估计时变阵形，以基准阵形为参考采用预成导向方法对阵形进行聚焦，消除数据中阵形模型偏差；
en-us	First, the array shape is estimated sequentially using the array heading data based on Water-Pulley model. The Sample Covariance Matrix (SCM) at each recording time is focused to a reference array model via the STeeredCovariance Matrix (STCM) technique to eliminate the array model error.

zh-cn	然后，以阵形聚焦后数据协方差矩阵的共轭梯度方向矢量构成降维矩阵，构造大孔径阵列降维鲁棒Capon波束形成器。
en-us	Then, the reducing transform matrixis formed based on the conjugate gradient direction vectors of the focused SCM. The reduced-dimension Capon beamformer is finally derived to calculate the spatial spectrum.

zh-cn	仿真结果表明：所提方法能够提高转弯机动拖曳阵波束形成输出信号-干扰噪声比(SINR)。
en-us	The results of the simulations show that, the proposed method can improve the Signal-to-Interference-plus-Noise Ratio (SINR) of the beamforming during the maneuvering of towed array.

zh-cn	海试验证表明：该方法能够提高测向空间谱上目标输出信噪比，提高大孔径阵列机动状态下对弱目标检测能力，同时能区分目标左右舷。
en-us	The results of sea-trial data processing show that the proposed method can improve the output Signal-to-Noise Ratio (SNR) of the target, as well as the performance of detecting weak targets and solving the left-right ambiguity during maneuvering.

zh-cn	对于一个平面图G实施扩3-轮运算是指在G的某个三角形面xyz内添加一个新顶点v，使v与x, y, z均相邻，最后得到一个阶为|V(G)|+1的平面图的过程。
en-us	For a maximal planar graph G, the operation of extending 3-wheel is a process from G to G∨v, where v is a new vertex embedded in some triangular face xyz of G and G∨v is a graph of order |V(G)|+1 obtained from G by connecting v to each one of x, y, z with one edge.

zh-cn	一个递归极大平面图是指从平面图K4出发，逐次实施扩3-轮运算而得到的极大平面图。
en-us	A recursive maximal planar graph is a maximal planar graph obtained from K4 by extending 3-wheel continuously.

zh-cn	所谓一个(k,l)-递归极大平面图是指一个递归极大平面图，它恰好有k个度为3的顶点，并且任意两个3度顶点之间的距离均为l。
en-us	A (k,l)-recursive maximal planar graph is a recursive maximal planar graph with exactly k vertices of degree 3 so that the distance between arbitrary two vertices of degree k is l.

zh-cn	该文对(k,l)-递归极大平面图的存在性问题做了探讨，刻画了(3,2)-及(2,3)-递归极大平面图的结构。
en-us	The existence of (k,l)-recursive maximal planar graph is discussed and the structures of (3,2)-as well as (2,3)-recursive maximal planar graphs are described.

zh-cn	针对K分布海杂波背景下的恒虚警检测问题，基于信息几何的矩阵CFAR检测器具有较好的检测性能，但其计算复杂度较高，从而影响其实际应用。
en-us	Information geometry based on matrix Constant False Alarm Rate (CFAR) detector is an efficient solution to the intractable issue of target detection for K-distributed sea clutter environment. However, most existing matrix CFAR detectors cost heavy computation complexity, which leads to a limitation in practical application.

zh-cn	该文根据奈曼-皮尔逊准则，推导了似然比检测统计量与最大特征值之间的关系，进而提出了基于最大特征值的矩阵CFAR检测方法(M-MED)。
en-us	Based on the Neyman-Pearson criterion, the Likelihood Ratio Test (LRT) is analyzed, the relationship between LRT statistic and the Maximum Eigen value is derived, and Matrix CFAR Detection method based on the Maximum Eigenvalue (M-MED) is designed.

zh-cn	最后通过对所提方法的计算复杂度及仿真实验结果的分析表明了所提方法不仅计算复杂度低且具有较好的检测性能。
en-us	Simulation results verify that the proposed method can achieve better detection performance with relatively lower computational complexity.

zh-cn	该文针对中继节点依概率辅助译码转发的通信场景，提出一种中继辅助的安全极化编码方法，保证私密信息可靠传输的同时，达到提高安全传输速率的目的。
en-us	A relay aided secrecy polar coding method is proposed for the communication systems where the relay uses Decode-and-Forward (DF) in probability. It ensures the transmission reliability and improves the secrecy rate.

zh-cn	首先，发送端分别进行两层极化编码——中继概率转发行为构成的虚拟二进制删除信道下的极化编码和实际传输信道下的极化编码，并将私密信息分别隐藏在两层码字中，分时隙广播出去。
en-us	First, the transmitter encodes the secrecy bits in two layers: the first layer is designed over the virtual Binary Erasure Channel (BEC) that generated by the probabilistic DF relay, and the second layer is designed over the real transmission channels.

zh-cn	然后，中继依概率译码后提取出合法用户无法直接接收的固定信息再次进行安全极化编码并转发。
en-us	After receiving the codeword, relay decodes and extracts the frozen bits which the legitimate user can not obtain directly in probability, and re-encodes them by classical secrecy polar coding.

zh-cn	最后，接收端利用收到的中继转发码字和发端码字依次分层进行译码。
en-us	Finally, the receiver decodes the received codewords from the relay and the transmitter in turn.

zh-cn	理论和仿真分析证明，所提方法下合法用户能够可靠接收私密信息，而窃听者无法获取任何私密信息信息量；
en-us	The theory and simulation results verify that the legitimate user is able to decode reliable, while the eavesdropper can not obtain any information about the secrecy bits.

zh-cn	安全传输速率随着码长和中继转发概率的增加而增大，且高于一般的安全极化编码方法。
en-us	Moreover, the secrecy rate increases as the code length and the relay forwarding probability increase, and it outperforms the classical secrecy polar coding method.

zh-cn	针对显示器电源线传导泄漏信号中红信号识别的难题，该文提出基于粒子群(PSO)算法优化支持向量机(SVM)的识别方法。
en-us	In order to identify the red signal in the conduction leakage signal of the display power line effectively, a Particle Swarm Optimization-Support Vector Mechine (PSO-SVM) algorithm based on ParticleSwarm Optimization (PSO) algorithm for parameter optimization is proposed.

zh-cn	首先对传导泄漏信号进行滤波预处理并分段，然后利用粒子群-支持向量机(PSO-SVM)对传导泄漏信号进行训练、分类并与SVM分类性能进行对比，最后应用PSO-SVM实现了显示图像的还原。
en-us	Firstly, the conducted leakage signal is filtered, then the PSO-SVM is used to train and classify the conducted leakage signals and compared with the SVM classification. Finally, the display image is reconstructed using PSO-SVM.

zh-cn	结果表明此算法可以准确实现电源线传导泄漏信号中红信号的识别，且识别率明显高于SVM分类器。
en-us	The result shows that the the red signal can be effectively identified, and the identification rate is significantly higher than the SVM classifier.

zh-cn	独立向量分析(IVA)是解决频域卷积盲分离排序模糊性最好的方法之一，但存在迭代次数较多、运算时间较长、分离效果易受分离矩阵初值影响的局限性。
en-us	Independent Vector Analysis (IVA) is one of the best methods to solve the sort ambiguity of convolutive blind separation in frequency domain. However, it needs more iterations and computing time, and the separation effect is susceptible to the initial value of the separation matrix.

zh-cn	该文提出一种基于步长自适应的IVA卷积盲分离算法，该算法使用特征矩阵联合近似对角化(JADE)算法对分离矩阵进行初始化，并对步长参数进行了自适应优化。
en-us	This paper proposes an IVA convolutive blind separation algorithm based on step-size adaptive, which uses Joint Approximative Diagonalization of Eigenmatrices (JADE) algorithm to initialize the separation matrix and optimizes adaptively the step-size parameters.

zh-cn	JADE初始化能够使分离矩阵具有合理的初值，避免局部收敛的情况；
en-us	JADE initialization can make the separation matrix have an appropriate initial value, thus avoiding the situation of local convergence;

zh-cn	步长的自适应优化能够显著提升算法的收敛速度。
en-us	step-size adaptive optimization can significantly improve the convergence speed of the algorithm.

zh-cn	仿真结果表明，该算法进一步提升了分离性能，并显著缩短了运算时间。
en-us	Simulation results show that this algorithm improves the separation performance and shortens the operation time significantly.

zh-cn	该文设计了一种基于超表面(MS)的低雷达散射截面(RCS)宽频贴片阵列天线。
en-us	A wideband patch antenna array with low Radar Cross Section (RCS) based on metasurface is proposed.

zh-cn	该天线由工作在不同频段的两种开缝贴片天线组成2×4的八元阵，以此实现天线小型化并扩展其带宽，根据相位相消原理，将两种人工磁导体(AMC)以棋盘布阵的方式组成超表面加载到天线阵周围，使其具有低RCS特性。
en-us	The 2×4 antenna array is composed of two kinds of slotted patch antennas working at different frequency band, realizing the miniaturization and bandwidth broadening of the antenna array. Then, based on the phase cancellation principle, low RCS performance is realized owing to the metasurface consisting of two Artificial Magnetic Conductor (AMC) structures in chessboard configuration.

zh-cn	实测和仿真结果表明：加载超表面后，天线工作带宽由5.7~6.2 GHz扩展为5.6~6.6 GHz，相对带宽增大1倍，辐射特性基本保持不变；
en-us	Simulated and measured results show that the working frequency band is expanded from 5.7~6.2 GHz to 5.6~6.6 GHz and radiation performance remains well with metasurface added to.

zh-cn	当平面波垂直入射时，天线单站RCS减缩效果明显，其中，X极化波下3 dB减缩带宽为5.3~7.0 GHz，最大减缩量达31 dB，Y极化波下3 dB减缩带宽为5.8~6.9 GHz。
en-us	Meanwhile the antenna monostatic RCS is reduced significantly. 3 dB RCS reduction is achieved over the range of 5.3 GHz to 7.0 GHz and the peak reduction is up to 31 dB under X polarization. While the 3 dB RCS reduction range is 5.8~6.9 GHz under Y polarization.

zh-cn	基于视觉信息的场景识别定位模块被广泛应用于车辆安全系统。
en-us	The visual-based scene recognition and localization module is widely used in vehicle safety system.

zh-cn	针对目前场景逐帧匹配算法训练数据量大、匹配处理计算复杂度高以及跟踪精度低导致难以实际应用的问题，该文提出一种新的基于局部关键区域与关键帧的场景识别方法，在保证匹配精度的同时满足系统实时性的要求。
en-us	This paper proposes a new method of scene recognition based on local key region and key frame, which is based on the problem of large amount of training data, large matching complexity and low tracking precision. The proposed method meets the real-time requirements with high accuracy.

zh-cn	首先，该方法仅使用单目摄像机捕获的单一序列作为参考序列，采用无监督方式提取序列的显著性区域作为关键区域，并计算关键区域中低相关性的二值化特征，提高了场景匹配的精确度并大幅减少了实时场景匹配过程中特征生成与匹配的计算复杂度。
en-us	First, the method uses the unsupervised method to extract the significant regions of the single reference sequence captured by the monocular camera as the key regions. The binary features with low correlation in key regions are also extracted to improve the scene matching accuracy and reduce the computational complexity of feature generation and matching.

zh-cn	其次，该方法以显著性分数为依据提取参考序列中的关键帧，缩小了跟踪模块的检索范围并提高了检索效率。
en-us	Secondly, key frames in the reference sequence are extracted based on the discrimination score to reduce the retrieval range of the tracking module and improve the efficiency.

zh-cn	该文使用香港轻轨系统数据集以及公开测试数据集进行方法测试。
en-us	Practical field tests are done on real data of the light railway system in Hong Kong and the open test data set in Nordland.

zh-cn	实验结果表明，该文方法在实现快速匹配的同时，其匹配正确率较基于全局特征匹配方法SeqSLAM提高了9.8%。
en-us	The experimental results show that the proposed method achieves fast matching and the precision is 9.8% higher than SeqSLAM which is based on global feature.

zh-cn	针对双基地MIMO雷达收发角及多普勒联合频率估计问题，该文基于参数流型矩阵的多维范德蒙德结构特征，提出一种低运算量的3维参数联合估计算法。
en-us	In order to solve the problem of Direction Of Departure (DOD), Direction Of Arrival (DOA) and Doppler frequency estimation in bistatic MIMO radar, a low complexity method is proposed for joint estimationof the three parameters based on the multi-dimensional Vandermonde structure characteristic of the parameter manifold matrices.

zh-cn	首先根据回波模型的多维结构特性构造3阶张量，并对其分别沿发射维、接收维和脉冲维切片得到3个等效矩阵；
en-us	First, a third-order tensor is constructed according to the multi-dimensional structure of the echo model. Three equivalent matrices are obtained by cutting the tensor along transmit dimension, receive dimension and pulse dimension respectively.

zh-cn	然后结合多维范德蒙德结构特征和等效矩阵的左奇异矩阵具有Khatri-Rao乘积结构特征，估计收发阵列流型矩阵和多普勒流型矩阵；
en-us	Then, combining the multi-dimensional Vandermonde characteristic with the Khatri-Rao product characteristic of the left-singular matrix of the equivalent matrix, transmit manifold matrix, receive manifold matrix and Doppler manifold matrix are estimated.

zh-cn	最后通过Root-MUSIC算法估计收发角和多普勒频率。
en-us	Finally, theDOD, DOA and Doppler frequency are estimated by Root-MUSIC algorithm.

zh-cn	与现有算法相比，该算法显著改善了参数估计精度，在小脉冲数下，其运算量与旋转不变子空间算法(ESPRIT)相当。
en-us	Compared with the existing methods, the proposed algorithm improves obviously the estimation precision, and its computational cost is comparable to that of Estimation of Signal Parameters via Rotation Invariant Techniques (ESPRIT) method in small pulse number.

zh-cn	仿真实验验证了该算法的有效性。
en-us	The effectiveness of the proposed method is verified by simulation results.

zh-cn	用户分组算法作为非正交多址接入(NOMA)的关键部分，对系统吞吐量和用户公平性具有重要影响。
en-us	As a key part in Non-Orthogonal Multiple Access (NOMA), user grouping is of particular importance for non-orthogonal multiple access system to improve throughput performance and user fairness.

zh-cn	当用户数量和可用的资源增加时，用户分组的最佳调度将变得不可行，该文提出一种子带间多用户分组优化算法。
en-us	When the number of users and the available resources is increased, the optimal scheduling of user grouping will be infeasible, so a multi-user grouping optimization algorithm for different sub-bands is proposed.

zh-cn	该算法首先根据用户信道增益差异和子带复用用户数限制条件进行多用户初始分组处理，减小用户搜索空间，然后逐步完成初始分组用户间的优化组合，以几何平均用户吞吐量最大为用户分组准则，进一步提升小区边缘用户的吞吐量。
en-us	According to the user channel gain difference and the restrictions of the multiplexed user number in the same subband, the proposed algorithm firstly performs the process of the initial multi-user grouping to reduce the user's search space. Then, the optimized combination of the initial grouping users is gradually completed, and the maximum geometric mean user throughput is used as user grouping criterion, which can further enhance the cell-edge user throughput.

zh-cn	仿真结果表明，所提算法与传统的用户分组算法相比，系统总吞吐量和几何平均用户吞吐量性能提升均超过3%。
en-us	Simulation results show that the system total throughput and geometric mean user throughput performance of the proposed algorithm can be improved by more than 3% compared with the traditional user grouping algorithms.

zh-cn	该文构建了一个改进的多源异步观测数据情景下基于非线性运动学本构方程的集合卡尔曼滤波理论模型，该模型可以精确反演出目标运动状态参数(速度、加速度)以对目标后续运动进行预测。
en-us	A modified Ensemble Kalman Filter (EnKF) theory model based on kinematic equations is proposed to realize the historical fitting analysis and trajectory prediction of the target trajectory in the multi-source observation data scenario.

zh-cn	并基于集合卡尔曼滤波实现了多源观测数据融合，利用高精度观测数据修正低精度观测数据，修正后的数据精度可通过集合卡尔曼滤波提供的统计学信息进行标定，为非线性情形下目标轨迹多源异步数据融合问题提供了新的解决思路。
en-us	This model is applied to accurately calculate the target motion state parameters (velocity and acceleration), then the target's follow-up movement is predicted. The multi-source observation data fusion is realized by using the EnKF, which enables the low-precision observation data to be corrected by high-precision observation data, and the accuracy of the corrected data can be calibrated by the statistical information provided by the EnKF.

zh-cn	常规生理参数监测系统由于测量时接触皮肤，因此舒适感差、个体依从性差。
en-us	Conventionally, the physiological monitoring system obtains singnal by electrode or bandage which is connected with skins and has disadvantages such as: uncomfortableness and bad compliance to users.

zh-cn	为解决上述问题，该文基于生理的微弱运动可致光纤微弯曲变形进而致光强度发生变化的原理，研制了新型的基于光纤传感的生理参数监测系统。
en-us	In order to overcome those problems, a new physiological monitoring system, which is based on the principle that microbend of optical-fiber induced by weak movement of physiology can change the light intensity to get BallistoCardioGram (BCG) signal, is developed.

zh-cn	该系统通过光探测器自适应地检测细小的光强变化获得心冲击图(BCG)信号，利用信号处理算法获取心率、呼吸率和体动等信息；
en-us	In such system, the respiration rate, heart rate and body movement are obtained by self-adaption detecting the tiny variation of light intensity.

zh-cn	把光纤嵌入床垫或坐垫设计为三明治结构，既保护了光纤又增强了系统的可靠性和稳定性；
en-us	In order to protect fiber and enhance the stability and reliability of system, the fiber is embedded into mattress or cushion with a sandwich structure.

zh-cn	采用蛇形返折走线将光纤均匀地分布在垫子中间，使系统具有高灵敏度。
en-us	Simultaneously, it makes the system have high sensitivity that the fiber is uniformly routed with serpentine-curve shape in the middle of mattress or cushion.

zh-cn	通过多家医院临床标准方法对比测试可得在95%的置信区间(±1.96SD)内该系统心率均值误差为–0.26±2.80次/min，与标准值之间的相关性为0.9984；
en-us	It is illustrated by the measurement in several hospitals that the mean error of heart rate is –0.26±2.80 times/min within 95% the confidence interval (±1.96SD) with a correlation 0.9984 to the standard values.

zh-cn	呼吸率均值误差为0.41±1.49次/min，与标准值之间的相关性为0.9971。
en-us	It is exhibited as well that the mean error respiration rate is 0.41±1.49 times/min within 95% the confidence interval (±1.96SD) with a correlation 0.9971 to the standard values.

zh-cn	实验表明，研制的系统可在零负荷的状态下无感进行生理参数测量，在健康医疗领域具有广泛的应用前景。
en-us	It is suggested that the developed system can be senselessly used under zero load and is promising in future.

zh-cn	该文针对利用多站到达时差观测量的辐射源目标定位问题，已知目标高度先验信息，提出一种基于加权最小二乘的闭式高精度定位方法。
en-us	To solve the problem of radiant target localization using Time Difference Of Arrival (TDOA) measurements from multiple sensors, an algebraic closed-form method based on Weighted Least Squares (WLS) minimizations is proposed, with the priori knowledge of target altitude.

zh-cn	近距离场景下，可忽略地球曲率影响，此时目标高度信息可等效为目标的1维坐标。
en-us	In near distance scenario, neglecting the effect of earth curvature, the target altitude can be regarded as one-dimensional coordinate of the target.

zh-cn	基于该条件，使用一种新的两步加权最小二乘算法实现对目标的定位解算。
en-us	Based on this condition, the target position is solved by a new two-step WLS algorithm.

zh-cn	该算法不需要目标位置初始值估计，无需迭代运算，计算量较小。
en-us	It does not require initial solution guess, and is computationally attractive due to the non-iterative operation.

zh-cn	仿真表明：利用目标高度先验信息可有效提高对目标的定位精度；在观测量噪声为高斯噪声且功率较小时，算法定位性能可达到克拉美罗界。
en-us	Simulation results show that the target localization accuracy is greatly improved using target altitude, and the proposed method can reach Cramer-Rao Lower Bound (CRLB) accuracy under small Gaussian measurement noise.

zh-cn	论文提出一种基于频率位置多项式的稀疏混叠频谱快速恢复算法。
en-us	A fast algorithm based on Frequency Locator Polynomial (FLP) for sparse spectrum recovery is proposed.

zh-cn	该算法使用不同延时的多通道欠采样得到的信号混叠频谱，通过建立频率位置多项式，快速定位非零频点，并有效地将非线性的频谱恢复问题转换成一系列线性方程组的求解问题。
en-us	Using the shifted subsampled signals, the FLPs are constructed, thus to locate rapidly the nonzero frequencies. In particular, the nonlinear problem of sparse spectrum recovery is converted into solving a series of linear equations.

zh-cn	该算法的计算速度相对国外同类算法(BigBand)有显著提高，并且实验结果表明该算法具有更低的频谱恢复错误率。
en-us	Experimental results show that the proposed algorithm exhibits higher processing speed and lower error spectrum reconstruction rate than its predecessor BigBand.

zh-cn	相关滤波算法容易受到形变、运动模糊、相似背景等因素的干扰，导致跟踪任务失败。
en-us	Tracking effects of algorithms using correlation filter are easily interfered by deformation, motion blur and background clustering, which can result in tracking failure.

zh-cn	为了克服以上问题，该文提出一种基于全局背景与特征降维的视觉跟踪算法。
en-us	To solve these problems, a visual tracking algorithm based on global context and feature dimensionality reduction is proposed.

zh-cn	该算法首先提取紧邻目标的图像区域作为负样本供分类器学习，以抑制相似背景的干扰；
en-us	Firstly, the image patches uniformly around the target are extracted as negative sample, and thus the similar background patches around the target are suppressed.

zh-cn	然后提出一种基于主成分分析的更新策略，构建降维矩阵压缩HOG特征的维度，在更新分类器的同时减少其冗余度；
en-us	Then, an update strategy based on principal component analysis is proposed, constructing the matrix to reduce the dimensionality of HOG feature, which can reduce the redundancy of feature when it updates.

zh-cn	最后加入颜色特征表征运动目标，并根据特征对系统状态的响应强度进行自适应融合。
en-us	Finally, the color features are added to represent the motion target and the response of the system states are adaptively fused according to the features.

zh-cn	在标准数据集上将该文提出的算法与Staple, KCF等其他算法进行了仿真对比，结果表明该文算法具有更强的鲁棒性，在形变因素的影响下，所提出的算法与Staple和KCF算法相比距离精度分别提升8.3%和13.1%。
en-us	Experiments are performed on recent online tracking benchmark. The results show that the proposed method performs favorably both in terms of accuracy and robustness compared to the state-of-the-art trackers such as Staple or KCF. When deformation occur, the proposed method is shown to outperform the Staple tracker and KCF algorithm by 8.3% and 13.1% respectively in median distance precision.

zh-cn	深度学习在高维特征向量的信息提取和分类中具有很强的能力，但深度学习训练时间也比较长，超参数搜索空间大，从而导致超参数寻优较困难。
en-us	Deep learning has a strong ability in the high-dimensional feature vector information extraction and classification. But the training time of deep learning is so long that the optimal hyper-parameters combination can not be found in a short time.

zh-cn	针对此问题，该文提出一种基于受限玻尔兹曼机(RBM)专家乘积系统的改进方法。
en-us	To solve these problems, a method of product of experts system based on Restricted Boltzmann Machine (RBM) is proposed.

zh-cn	先将专家乘积系统原理与RBM算法相结合，采用全是真实概率值的参数更新方式会引起模型识别效果不理想和带来密度问题，为此将其更新方式进行改进；
en-us	The product of experts theory is combined with the RBM algorithm and the parameter updating way is all adopted the probability value, which leads to the undesirable recognition effect and slightly worse density models, so the parameter updating way is improved.

zh-cn	为加快网络收敛和提高模型识别能力，采取在RBM预训练阶段和微调阶段引入不同组合方式动量项的一种改进算法。
en-us	An improved algorithm with momentum terms in different combinations is used not only in the RBM pre-training phase but also in the fine-tuning stage for both classification accuracy enhancement and training time decreasing.

zh-cn	通过对MNIST数据库中的0~9的手写数字体的识别和CMU-PIE数据库的人脸识别实验，提出的算法减少了学习时间，提高了超参数寻优的效率，进而构建的深层网络能获得较好的分类效果。
en-us	Through the recognition experiments on the MNIST database and CMU-PIE face database, the proposed algorithm reduces the training time, and improves the efficiency of hyper-parameters optimization, and then the deep belief network can achieve better classification performance.

zh-cn	试验结果表明，提出的改进算法在处理高维大量的数据时，计算效率有较大提高，其算法有效。
en-us	The result shows that the improved algorithm can improve both accuracy and computation efficiency in dealing with high-dimensional and large amounts of data, the new method is effective.

zh-cn	为了产生方位向初始位置和幅度可控的虚假运动场景，该文提出针对合成孔径雷达动目标显示(SAR-GMTI)的双干扰机幅度调制的虚假场景欺骗算法。
en-us	To control the initial azimuth position and the magnitude of the false moving scene, a false moving scene jamming method against Synthetic Aperture Radar-Ground Moving Target Indication (SAR-GMTI) is proposed based on double jammers and magnitude modulation.

zh-cn	双干扰机分别通过移频和延迟在指定位置产生相同的虚假运动场景。
en-us	The identical false scenes can be generated in the desired position by the two jammers using delay and shift-frequency modulation.

zh-cn	设置幅度比控制两幅虚假场景叠加后产生的各点的相位，达到初始方位向位置可控的目的。
en-us	To control the initial azimuth position of the false moving scene, the magnitude ratio of the double scenes are set by controlling the phase of each false target which is generated after two false scenes are superimposed.

zh-cn	理论分析表明算法能够在指定位置产生初始方位向位置和幅度可控的虚假运动场景。
en-us	Theoretical analysis shows that the false moving scene can be generated with the initial azimuth position and magnitude controllable.

zh-cn	然后分析了干扰效果和影响因素，建立了干扰算法的应用模型，给出了虚假运动场景的成像位置、方位向初始位置和幅度补偿系数的设置方法，并讨论了双站沿方位向间距对算法的影响。
en-us	Next, the jamming effects and influencing factors are analyzed, and the application model of interference algorithm is established. Subsequently, the setting methods of the imaging position, the initial azimuth position and the magnitude compensation coefficient are presented. The jamming effect of the distance between the two jammers in azimuth is also analyzed.

zh-cn	最后，仿真实验验证了算法的有效性。
en-us	Finally, the validity of the proposed method is verified by simulation experiences.

zh-cn	针对命名数据网络(NDN)存储空间的有效利用和应答内容的高效缓存问题，该文建立了模型并基于拓扑信息采用贪心算法求解，执行过程中考虑兴趣热度对其优化，从而有效缩短网络整体的缓存命中距离。
en-us	In order to utilize storage space and fetch content effectively in Named Data Networking (NDN), this paper constructs a model for caching problem and proposes a greedy algorithm based on topology information. To optimize the algorithm, content popularity is introduced into execution. Furthermore, content hit distance is shortened effectively.

zh-cn	该文基于ndnsim及一些真实拓扑数据完成了仿真实验，并对提出的算法与传统的prob算法，默认的沿途全部缓存(CEE)算法及基于度的差异缓存算法(HSS)做出了对比及分析，验证了算法的有效性。
en-us	This paper simulates a NDN network based on some real topology data with ndnSIM, and compares the proposed algorithm with traditional prob algorithm, default Cache Everything Everywhere (CEE) algorithm and degree-based Heterogeneous Storage Size (HSS) algorithm through simulation. The results show that the algorithm proposed in this paper has better performance.

zh-cn	多源定位是信号处理中的重要问题。
en-us	Multiple sources localization is an issue of theoretical importance and practical significance in signal processing.

zh-cn	该文针对目标偏离初始网格点引起的基不匹配问题，构建具有Laplace先验的稀疏贝叶斯学习框架，提出基于稀疏贝叶斯学习的网格自适应多源定位算法AGMTL。
en-us	The basis mismatch problem caused by target deviation from the initial grid point is addressed. Based on sparse Bayesian learning framework with Laplace prior, a novel iterative Adaptive Grid Multiple Targets Localization (AGMTL) algorithm is proposed to tackle the practical situation in which the targets deviates from the initial grid point.

zh-cn	本质上，AGMTL实现了稀疏信号重建和网格自适应定位字典的学习。
en-us	In essence, AGMTL algorithm implements sparse signal reconstruction and adaptive grid localization dictionary learning jointly.

zh-cn	仿真结果表明，AGMTL通过网格自适应调整，在定位误差，估计可靠性，抗噪性能上均远远优于传统的压缩感知定位算法。
en-us	The simulation results show that AGMTL algorithm outperforms the traditional Compressive Sensing (CS) based on localization algorithm in the terms of localization error, estimation reliability and noise robustness.

zh-cn	针对传统方法基于宽带回波距离像包络信息提取微动分辨率较低这一问题，该文提出了一种结合宽带回波距离像包络信息和相位信息的微动特征参数化估计新方法。
en-us	The traditional method used to extract micro-motion is based on the envelope information of the wideband echo range profile, the estimation accuracy of the traditional method is unsatisfactory. To deal with this problem, a new method for parameter estimation of micro-motion feature is proposed, which is implemented by combining envelope information and phase information of the wideband echo range profile.

zh-cn	该方法通过对回波距离像包络分段并对各段进行Keystone变换实现距离方位解耦和，得到目标由于微动引起的各散射点相对参考点径向微距变化粗估计。
en-us	Firstly, the Keystone transform is performed to each segment obtained by segmenting the envelope of the echo range profile to estimate micro-motion coarsely.

zh-cn	利用粗估计结果提取回波相位信息，由相位测距原理可得到各散射点的精确微距曲线，进而完成进动目标运动及几何参数的估计。
en-us	Then, the echo phase information is extracted according to the coarse estimation results. The accurate micro-motion curve of each scattering point can be obtained by the principle of phase-derived range. Finally, the estimation of the micro-motion and geometric parameters of the precession target is completed by utilizing the extracted micro-motion curve.

zh-cn	相比于只利用距离像包络信息提取微动的传统方法，所提算法可有效提升参数估计精度。
en-us	Compared with the traditional method, the proposed algorithm can improve the precision of parameter estimation effectively.

zh-cn	仿真实验验证了其有效性和稳定性。
en-us	The effectiveness and stability of the proposed algorithm is verified by simulation experiments.

zh-cn	全同态加密是在不解密密文的情况下直接对密文进行操作。
en-us	Fully homomorphic encryption allows any operation evaluation on encrypted data without decryption.

zh-cn	现有的基于整数的全同态加密方案是针对两个参与者“一方加密，一方解密”(一对一)设计的，计算效率普遍低，明文空间小，不能应用于大数据、云计算等环境。
en-us	The existing integer-based homomorphic encryption schemes are designed only for two participants, namely, one party encryption and one party decryption (one-to-one), whose computational efficiency is generally low, plaintext space is small, so it can not be applied to big data, cloud computing and other actual scene.

zh-cn	为此，该文提出一种“多方加密，一方解密”(多对一)的全同态加密方案，该方案在保证安全性的基础上简化密钥生成过程，并在全同态运算过程中给出能够正确解密的加密方个数的具体范围。
en-us	Therefore, a full homomorphic encryption scheme with multi-party encryption, one party decryption (multiple to one) is presented. The scheme simplifies the key generation process on the basis of guaranteeing the security, but also gives the range of the number of encrypted parties that can be decrypted accurately in the process of homomorphic operation.

zh-cn	同时，在随机预言机模型下，基于近似最大公因子问题证明了方案的安全性。
en-us	Meanwhile, in the random oracle model, the security of the new scheme is proved based on approximate Greatest Common Divisor (GCD) problem.

zh-cn	数值结果表明，该方案与已有方案相比不仅扩展了数据传输量，而且提高了效率。
en-us	Numerical analysis demonstrates that the presented scheme can not only extend the data traffic, but also improve the efficiency by comparing with the existing schemes.

zh-cn	模拟实验表明，该方案在整数范围内具有可行性，满足用户对系统响应的需求，最后将明文空间扩展为3 bit，并与1 bit的方案做出了实验上的对比分析。
en-us	Simulation results show that proposed scheme is more practical in the range of integer, and meets the requirements of the users to the system response. Finally, the plaintext space is expanded to 3 bit, comparing and analysing the experiment with the scheme of 1 bit.

zh-cn	间歇采样转发干扰是一种先进的密集假目标干扰技术，该技术基于“欠采样”原理对雷达信号进行低速率间歇采样处理，具有干扰快速响应、抗捷变能力强等优点，能够使雷达无法检测真实目标，甚至使信号处理系统过载。
en-us	Interrupted Sampling Repeater Jamming (ISRJ) is an advanced intensive false-target jamming with the advantages of fast interference response, anti-agile ability and so on. The radar signal is intermittently sampled with low-rate based on the principle of the under-sampling method, so that the radar can not detect the real targets and the jamming may overload the signal processing system.

zh-cn	该文针对间歇采样转发干扰样式，基于模糊函数理论，首先设计了一种抑制该干扰的特殊雷达工作波形，即“稀疏多普勒敏感波形”，这种波形通过破坏干扰信号多普勒频率上的输出连续性实现对干扰信号的抑制；
en-us	This article mainly focuses on the Interrupted Sampling Repeater Jamming. A sensitive Doppler sparse waveform is designed based on the ambiguity function theory to suppress the interference, which destroys the continuity of the interference signal output on different Doppler and suppresses the output of the intensive interference.

zh-cn	然后，基于该波形在时域上的等间隔副瓣特性，提出一种时域上的“滑窗抽取检测”方法，在抗干扰的同时实现目标检测；
en-us	Based on the analysis of the equivalent interval side lobe, a method of sliding window extraction detection is proposed to achieve effective target detection while anti-jamming.

zh-cn	最后，理论分析和仿真实验验证了该设计波形的干扰抑制有效性，以及“滑窗抽取检测”方法在干扰背景下的良好目标检测性能。
en-us	Theoretical analysis and simulation experiments demonstrate the effectiveness of the interference suppression and the target detection performance in the interference.

zh-cn	在部署分布式控制平面的软件定义网络中，控制器与交换机的关联仅以数据流请求的数量分布作为控制资源分配的依据。
en-us	In Software-Defined Networking (SDN) with distributed control plane, the switches are assigned to controllers using only the quantity distribution of flow requests as the basis of resource allocation.

zh-cn	该文针对这一问题，以数据流的源目的地址特征为例，对不同特征数据流的控制资源消耗进行了分析，提出在控制资源分配中应对数据流的特征分布加以考虑。
en-us	To address this issue, the control resource consumption of flow requests processing with different characteristics is analyzed taking the source and destination of flow as an example, from which a conclusion is drawn that the characteristics distribution of flow should be taken into account when allocating control resource.

zh-cn	然后，设计了一种流特征感知的控制器关联决策机制，并针对网络流的动态变化特性设计了一种快速求解算法。
en-us	Then, a flow characteristics-aware controller assignment model is designed, and a fast algorithm coping with the fluctuation of flow request is proposed.

zh-cn	仿真结果表明，与基于负载均衡的机制对比，所提机制在使用模拟退火算法求解时能节省10%～20%的控制资源消耗；
en-us	Simulation results show that when solving with the simulated annealing algorithm, the model can save 10%～20% of control resource compared with the load balancing model;

zh-cn	所提快速求解算法可节省10%的资源消耗，且相比模拟退火算法具有较大的速度优势和良好的可扩展性。
en-us	with 10% of resource saving, the proposed algorithm outperforms the simulated annealing algorithm in execution speed and scalability.

zh-cn	该文针对平坦衰落信道下存在信道参数差异的多天线接收信号联合参数估计和符号检测问题，提出一种基于变分贝叶斯的联合处理算法。
en-us	For the issue of joint parameter estimation and symbol detection for multi-antenna signals with channel parameters difference over flat-fading channels, a new joint processing scheme is proposed based on the Variational Bayes (VB) method.

zh-cn	算法直接利用多个接收数据流进行信息符号的估计，抑制传统信号合成与解调解耦处理带来的性能损失。
en-us	The proposed scheme uses directly multiple received signals for the estimation of information symbols, restraining the information loss in conventional decoupled scheme of signals combination and demodulation.

zh-cn	将问题建模为已知多组观测数据条件下发送符号、信道传输时延、信道增益和噪声功率的联合最大后验估计问题。
en-us	The problem is modeled as the joint Maximum A Posteriori (MAP) estimation of information symbols, time-delays, complex channel gains, and noise powers, given multiple observations, and approximately solved by means of VB approach.

zh-cn	基于变分贝叶斯理论对该最大后验进行近似求解，在相对熵最小化的准则下，推导得到了各个待估参数解析形式的近似后验分布——变分分布。
en-us	Based on the criterion of minimum relative entropy, analytical-form of the approximate distributions, i.e., variational distributions, for all unknown parameters are derived.

zh-cn	所提算法无需计算各参数精确的点估计值，而是采用信道参数和信息符号变分分布迭代处理的方式进行联合求解。
en-us	There is no need to determine accurate point estimates of the parameters. Instead, the proposed scheme proceeds iteratively by alternating between the variational distributions of channel parameters and the information symbols.

zh-cn	仿真结果表明，所提算法通过多信号、多参数的联合处理能够获得优于经典解耦处理和部分联合处理技术的系统误码率性能，且在接收天线数目较多和观测数据长度较短时性能优势体现更加明显。
en-us	Simulation results show that the proposed joint processing scheme has significant performance improvements in comparison with conventional decoupled or partly joint processing schemes especially with large array sizes and short signal lengths.

zh-cn	水下自主无人平台(AUV)在曲线机动情况下利用传统ETAM方法扩展孔径时，目标方位估计结果无法聚焦到真实方位，估计偏差严重，针对这一问题，该文结合运动补偿提出一种新的ETAM算法。
en-us	In order to overcome difficulty in extending flank array by traditional Extended Towed Array Measurement (ETAM) technique based on curvilinear maneuverability of Autonomous Underwater Vehicles(AUV), a new ETAM method is proposed by combining estimating phase correction factors in beam domain and linear fitting motion compensation in element domain.

zh-cn	该算法将波束域与阵元域结合处理，在波束域获取相位信息，在阵元域对相位信息进行线性拟合，有效克服曲线运动造成的相位误差，得到相位修正因子后对连续测量进行相位补偿，实现孔径扩展。
en-us	The method estimates phase differences in beam domain and implements linear fitting of phase correction factors in element domain to compensate phase error due to curvilinear motion, which can acquire accurate phase correction factors and extend array.

zh-cn	仿真和试验结果表明，无论平台直线航行还是曲线机动，该算法在对比算法失效的情况下，仍具有很高的测向精度、角度分辨率及空间增益，且适用于多目标的分辨，在较低信噪比下对性能的改善更为明显，有较强的实用性和环境宽容性。
en-us	Results of simulation and experiment show that no matter straight line navigation or curvilinear maneuverability, the method achieved higher DOA estimation accuracy, angular resolution and signal gain, which is also suitable formulti-target resolving. Especially in low signal-noise-ratio condition, the improvement of this method in performance is more obvious, for which it has strong practicality and environmental tolerance.

zh-cn	针对软件定义网络(SDN)中缺乏安全高效的数据来源验证机制问题，该文提出基于密码标识的报文转发验证机制。
en-us	To deal with the lack of a secure and efficient data source authentication mechanism in Software-Defined Network (SDN), a packet forwarding authentication mechanism based on cipher identification is proposed.

zh-cn	首先，建立基于密码标识的报文转发验证模型，将密码标识作为IP报文进出网络的通行证。
en-us	Firstly, a packet forwarding authentication model based on cipher identification is established, wherethe cipher identification is identified as a passport of IP packets entering and leaving the network.

zh-cn	其次，设计SDN批量匿名认证协议，将SDN控制器的验证功能下放给SDN交换机，由SDN交换机进行用户身份验证和密码标识验证，快速过滤伪造、篡改等非法报文，提高SDN控制器统一认证与管理效率，同时可为用户提供条件隐私保护。
en-us	Secondly, the SDN batch anonymous authentication protocol is designed to decentralize the authentication function of the SDN controller to the SDN switch. The SDN switch performs user authentication and cipher identification verification, and quickly filters forgery, falsification, and other illegal packets to improve the unified authentication and management efficiency of the SDN controller, while providing users with the conditions of privacy protection.

zh-cn	提出基于密码标识的任意节点报文抽样验证方案，任何攻击者无法通过推断采样来绕过报文检测，确保报文的真实性的同时降低其处理延迟。
en-us	Thirdly, a scheme for sampling and verifying packets based on cipher identification in any node is proposed, where any attacker can not bypass the packet detection by inferring the sample, to ensure the authenticity of the packet while reducing its processing delay.

zh-cn	最后，进行安全性分析和性能评估。
en-us	Finally, safety analysis and performance evaluation are conducted.

zh-cn	结果表明该机制能快速检测报文伪造和篡改及抵抗ID分析攻击，但同时引入了大约9.6%的转发延迟和低于10%的通信开销。
en-us	The results show that this mechanism can quickly detect packet falsification and tampering and resist ID analysis attacks, but at the same time it introduces about 9.6% forwarding delay andless than 10% communication overhead.

zh-cn	射频能量捕获技术是解决传统无线传感网由于节点电量有限而生命周期受限的有效方法。
en-us	Radio-Frequency (RF) energy harvesting technique is proved a promising way to solve the short network lifetime issue of traditional Wireless Sensor Networks (WSNs) caused by sensors' finite energy.

zh-cn	现有的射频能量源移动供电方案中，能量源可以无限制地沿任何方向行进到网络区域内的任一位置来给节点供电。
en-us	In the existing charging schemes using the mobile RF Energy Transmitter (ET), ET can move to any location alongany moving direction in the monitoring area for energy provision.

zh-cn	然而在现实场景中，能量源通常只能沿着既有道路行进。
en-us	However, in the practical scenario, ET canonly move along the existing roads.

zh-cn	考虑能量源行进路径约束下的供电总时延最小化问题，分别提出全程移动供电方案和部分位置停留供电方案，并提出高效算法来确定这两个方案的最佳行进路径和供电时间。
en-us	For the first time, the charging time minimization issue is considered under the moving trajectory constraint. The Mobile Charging (MC) scheme where ET transmits RF energy while moving and the Static Charging (SC) scheme where ET transmits RF energy while unmoving are proposed, whose the moving trajectory and energy provision time are optimized by the proposed efficient algorithms.

zh-cn	仿真结果表明，两种方案的供电总时延均显著优于转折点供电基准方案。
en-us	Simulation results reveal that the total charging delay of proposed schemes is smaller than the baseline scheme of transmitting energy at turning points.

zh-cn	相比于部分位置停留供电方案，全程移动供电方案的计算复杂度较低，但供电总时延更长一些。
en-us	The MC scheme has lower computational complexity but has a slightly larger charging delay as compared to the SC scheme.

zh-cn	传统逆合成孔径雷达(ISAR)成像算法忽略了目标回波的高阶转动相位的影响，导致方位向聚焦效果较差，且无法直接从目标图像中获取目标尺寸信息。
en-us	Traditional Inverse SAR (ISAR) imaging algorithms neglect the impact of high-order rotational phase in the signal, which may make ISAR images of a target defocused. Further, the size of a target can not be obtained from ISAR image directly.

zh-cn	该文提出一种转动补偿和方位定标方法。
en-us	In this study, an effective method to achieve the rotation compensation and cross-range scaling for ISAR imaging is proposed.

zh-cn	该方法采用回波的全部方位信息，通过构造局部平均多普勒趋势(LADT)信号获取目标回波的多普勒变化趋势。
en-us	Firstly, all the signals of the target are used to form the Local Average Doppler Trend (LADT) signal.

zh-cn	进一步利用随机采样一致(RANSAC)算法估计多普勒调频率及目标有效转动速度，实现高精度转动补偿与方位定标。
en-us	Subsequently, RANdom SAmple Consensus (RANSAC) algorithm is performed to estimate the Doppler rate and effective rotational velocity. Finally, high-precision rotation compensation and cross-range scaling can be accomplished.

zh-cn	仿真与实测数据实验验证了该方法的有效性。
en-us	Simulation and real data experiments validate the effectiveness of the proposed method.

zh-cn	针对接入与回传一体化小基站场景下用户个性化视频流业务需求问题，该文提出一种基于接入与回传一体化小基站的用户满意度最大化算法。
en-us	To meet the personal quality requirement of video streaming service under the access and backhaul integrated small base station scene, a user satisfaction maximization algorithm is proposed.

zh-cn	该算法首先根据系统实际可达速率和用户满意度需求速率间的不匹配程度，动态调整下一周期队列传输所需频谱资源，并建立用户质量满意度最大化模型，其次运用Lyapunov优化方法把初始问题转化为Lyapunov偏移加罚项的优化，将溢出概率约束转化为关于自变量的不等式，最后基于拉格朗日对偶分解的用户接入带宽分配算法和基于内点法的回传和接入带宽分配算法进行求解。
en-us	The algorithm adjusts dynamically the spectrum resources used for next-cycle queue transmission by analysis the mismatch degree between the actual system reachable rate and user satisfaction demand rate. The corresponding optimization model of the quality satisfaction of all users is established. Then, the Lyapunov stochastic optimization method is used to transform the initial problem into drift plus penalty, the overflow probability constraint is transformed into inequality of variables. Finally, using the proposed user access bandwidth allocation algorithm based on Lagrange dual decomposition and the backhaul and access bandwidth allocation algorithm based on interior point method.

zh-cn	仿真结果表明，该算法提高了系统用户质量满意度，同时保证了系统稳定性。
en-us	The simulation results show that the algorithm can improve the quality satisfaction of all users and ensure the system stability.

zh-cn	针对现有船速估计算法大多数只能估计出舰船距离向速度的问题，该文提出一种基于合成孔径雷达(SAR)图像局域中心频率的舰船方位向速度估计方法。
en-us	To deal with the problem that most of the existing ship speed estimation algorithms can only estimate the slant range speeds of ships, a ship azimuthal speed estimation method based on local region Doppler centroid for Synthetic Aperture Radar (SAR) images is proposed.

zh-cn	首先分析了动目标在SAR图像局域多普勒中心频率的变化规律，并推导了利用中心频率变化率估计目标方位向速度的理论公式。
en-us	Firstly, the variation of Doppler centroid of moving target in local region of SAR image is analyzed and the theoretical formula for estimating the azimuthal speed using the slope of Doppler centroid variation is derived.

zh-cn	然后给出了根据SAR图像局域方位向功率谱的概率密度函数，利用最大似然估计算法估计中心频率变化率的方法。
en-us	Then, based on the probability density function of azimuthal power spectrum, an estimation method for the slope of Doppler centroid variation using the maximum likelihood estimation algorithm is presented.

zh-cn	同时，对所提方法的精度与适用性应用性进行分析。
en-us	Moreover, the estimation accuracy and the applicability of the proposed method are also analyzed.

zh-cn	最后，通过仿真和实测数据，将该方法的估计结果与直接计算调频率获得的结果进行对比分析。
en-us	Finally, the proposed method is implemented on simulated and filed data and the estimation results are compared with those obtained by directly calculating the frequency modulation rate.

zh-cn	结果表明，相对于调频率法，该方法具有更高的估计精度，验证了所提方法的有效性。
en-us	The results show that the proposed method has high estimation accuracy, which verifies the effectiveness of the proposed method.

zh-cn	在无线传感器网络目标跟踪的过程中进行节点调度，可以综合考虑跟踪误差和能量消耗，延长传感器网络的使用寿命。
en-us	In the process of target tracking, the sensor scheduling algorithm can achieve the tradeoff between the tracking error and the energy consumption so as to extend the service life of the sensor network.

zh-cn	为了综合考虑节点调度的短期和长远损失，该文将问题建模为部分可观测马尔科夫决策过程(POMDP)以得到更优的调度策略，并提出一种近似求解算法C-QMDP。
en-us	The issue can be modeled as a Partially Observable Markov Decision Process (POMDP), which takes both short- and long- term losses of sensor scheduling into account and makes a better decision. A C-QMDP approximation algorithm suitable for continuous state space is proposed.

zh-cn	该算法利用马尔科夫链蒙特卡洛方法(MCMC)推导连续状态空间的置信状态的转移，并计算瞬时代价。
en-us	The Markov Chain Monte Carlo (MCMC) method is used to derive the transfer function of belief state and calculate the instantaneous cost.

zh-cn	使用状态离散化方法，基于马尔科夫决策过程(MDP)值迭代求解未来代价的近似值。
en-us	The state discretization method is used to solve the approximation of future cost based on Markov Decision Process (MDP) iteration.

zh-cn	仿真结果表明，相比现有POMDP近似算法，该文算法既可以降低跟踪过程中的累积损失，又可以将大量运算进行离线计算，减小了在线决策时的计算量。
en-us	Simulation results show that compared to the existing POMDP approximation algorithms, the proposed algorithm can reduce the cumulative losses and computation load in the tracking process by offline computation.

zh-cn	在城市峡谷等遮挡环境下，接收机无法连续进行定位解算；并且高程定位精度不能满足用户在立交桥或者盘山公路等环境下的定位需求。
en-us	The vertical positioning accuracy of BeiDou satellite navigation System (BDS) and the continuity of receiver in the challenge environment can not satisfy the user demand.

zh-cn	在接收机内使用原子钟，可以利用原子钟的高稳定性，对钟差进行高精度的预测。
en-us	If atomic clocks are used in the receiver, the high stability of the atomic clock can be used for long time and high precision prediction of receiver clock bias.

zh-cn	并通过与气压测高仪共同辅助北斗系统定位，可以有效提高接收机的定位精度和连续性；
en-us	The positioning accuracy and continuity are improved by using atomic clock and barometric altimeter.

zh-cn	该文首先理论分析了原子钟和气压测高仪辅助定位算法；
en-us	This article first analyzes the atomic clocks and barometric altimeter aided BDS positioning algorithm;

zh-cn	然后，提出一种气压测高仪初始化校正方法，并通过对钟差噪声类型的分析确定了钟差预测方法；
en-us	Then, correction method is proposed for initialization of barometric altimeter, and analysis on the difference of noise type clock is used to determine the clock bias prediction method;

zh-cn	最后，模拟遮挡环境，进行原子钟和气压测高仪辅助北斗卫星导航系统定位试验，并分析了定位结果。
en-us	Finally, positioning experiment of the atomic clock and barometric altimeter aided BDS in simulation challenge environment is carried out, and the positioning result is analyzed.

zh-cn	结果表明：仅跟踪两颗可见卫星，便可以进行定位解算，并且垂直方向上的定位误差从8.2 m (RMSE)下降到了5.2 m，定位结果的波动从4.6 m下降到了0.8 m。
en-us	The results show that BDS can position solution to track two visible satellites, and vertical positioning accuracy is significantly improved. The positioning error in the vertical direction is decreased from 8.2 m (RMSE) to 5.2 m, and the fluctuation of the positioning results decreased from 4.6 m to 0.8 m.

zh-cn	针对核极限学习机高斯核函数参数选优难，影响学习机训练收敛速度和分类精度的问题，该文提出一种K插值单纯形法的核极限学习机算法。
en-us	The kernel Extreme Learning Machine (ELM) has a problem that the kernel parameter of the Gauss kernel function is hard to be optimized. As a result, training speed and classification accuracy of kernel ELM are negatively affected. To deal with that problem, a novel kernel ELM based on K interpolation simplex method is proposed.

zh-cn	把核极限学习机的训练看作一个无约束优化问题，在训练迭代过程中，用Nelder-Mead单纯形法搜索高斯核函数的最优核参数，提高所提算法的分类精度。
en-us	The training process of kernel ELM is considered as an unconstrained optimal problem. Then, the Nelder-Mead Simplex Method (NMSM) is used as an optimal method to search the optimized kernel parameter, which improves the classification accuracy of kernel ELM.

zh-cn	引入K插值为Nelder-Mead单纯形法提供合适的初值，减少单纯形法的迭代次数，提高了新算法的训练收敛效率。
en-us	Furthermore, the K interpolation methodis used to provide appropriate initial values for the Nelder-Mead simplex to reduce the number of iterations, and as a result, the training speed of ELM is improved.

zh-cn	通过在UCI数据集上的仿真实验并与其它算法比较，新算法具有更快的收敛速度和更高的分类精度。
en-us	Comparative results on UCI dataset demonstrate that the novel ELM algorithm has better training speed and higher classification accuracy.

zh-cn	针对相关滤波跟踪算法在车载视频下由于环境复杂及目标尺度变化等情况下容易跟踪失败的问题，该文提出一种基于背景信息的尺度自适应相关滤波跟踪算法。
en-us	For videos captured by in-car cameras, the filter-based tracking is a challenging task due to complex environments and mutable object scales. A scale adaptive tracking filter is proposed based on the background information.

zh-cn	首先利用背景感知相关滤波跟踪器融合方向梯度直方图特征预测目标下一帧位置，然后根据预测位置选取图像块进行检测，最后结合动态尺度比例金字塔模型对目标进行尺度估计。
en-us	Firstly, the relative motion of each object is estimated by extracting features from gradient histograms between frames. Then, the object location on the next frame is determined and utilized to delimit an image block. Finally, the object scale is obtained through dynamic scaling pyramid model within image block.

zh-cn	实验选取了 KITTI 数据库中 23 段车载视频和标注国内的 4 段车载视频进行测试，实验结果表明，该算法能有效降低车载环境的复杂背景、目标尺度变化等因素干扰，整体性能优于 KCF, DSST, SAMF, SATPLE 等主流相关滤波算法，对车载环境下复杂背景和尺度变化的目标跟踪具有鲁棒性。
en-us	The proposed algorithm is examined by 27 in-car videos including 23 KITTI videos and 4 domestic videos. In experiments, the proposed algorithm suppresses effectively the interferences of environments and objects. It achieves more accurate and more robust object tracking than several popular benchmarks including KCF, DSST, SAMF, SATPLE.

zh-cn	磁感应成像(MIT)是一种利用电磁感应原理重构生物组织电导率分布的非接触式电阻抗成像技术。
en-us	Magnetic Induction Tomography (MIT) is a contactless Electrical Impedance Tomography (EIT) technique to reconstruct the conductivity distribution of biological tissue using the principle of electromagnetic induction.

zh-cn	该文利用亥姆霍兹线圈和 20 个检测线圈搭建了旋转式磁感应成像系统，利用滤波反投影算法重构图像。
en-us	In this paper, a rotating magnetic induction imaging system is constructed by using Helmholtz coil and 20 detection coils, with filtered back projection algorithm.

zh-cn	分别利用 2 阶和4 阶导数法峰值锐化算法处理单目标和双目标检测线圈的测量数据，通过 3 个客观参数对比处理前后的重构图像结果。
en-us	The single target and double target detection coil measurement data are processed by the two order and four order derivative peak sharpening algorithm. The measurement data before and after processing of the reconstructed image are compared by three objective parameters.

zh-cn	结果证明磁感应成像中导数法峰值锐化能够有效地增加图像质量。
en-us	The results show that the magnetic induction imaging derivative method can effectively increase the peak sharpening image quality.

zh-cn	轴间耦合干扰是影响3维电场传感器测量准确性的重要因素。
en-us	Cross-axis coupling interference influences greatly the measurement accuracy of Three-Dimensional(3D) Electric Field Sensor (EFS).

zh-cn	该文提出了一种低耦合干扰的MEMS 1维电场敏感芯片，并将3个上述的芯片正交组合研制出一款低轴间耦合的MEMS 3维电场传感器。
en-us	A MEMS-based One-Dimensional (1D) Electric Field Microsensor (EFM) chip with low coupling interference is presented, and a MEMS-based 3D EFS with low cross-axis coupling interference is developed by arranging three 1D EFM chips orthogonally.

zh-cn	不同于已见报道的测量垂直方向电场分量的MEMS 1维电场敏感芯片，该文提出的芯片采用轴对称设计，在差分电路的配合下能够测量垂直于对称轴方向的面内电场分量，并能够消除正交于测量轴方向的电场分量的耦合干扰。
en-us	Different from previously reported 1DEFM chips sensitive to perpendicular electric field component, the proposed 1D EFM chip is designed to be symmetrical and connected to difference circuit, so that it is capable of sensing parallel electric field component perpendicular to axis of symmetry and eliminating coupling interference.

zh-cn	该MEMS 3维电场传感器具尺寸小和集成度高等优点。
en-us	The proposed 3D EFS has the advantages of small size and high integration.

zh-cn	实验结果表明在0～120 kV/m电场强度范围内，该MEMS 3维电场传感器的轴间耦合灵敏度小于3.48%，3维电场测量误差小于7.13%。
en-us	Experimental results reveal that in the range of 0～120 kV/m, the cross-axis sensitivities are within 3.48%, and the total measurement errors of this 3D EFS are within 7.13%.

zh-cn	为了对短脉冲非相参雷达信号进行相参处理，该文根据其信号特征，建立了参数化信号模型。
en-us	Based on the characteristics of short pulse non-coherent radar, the parameterized signal model is established.

zh-cn	分析了信号非相参因素，提出了以匹配滤波和参数估计为基础的补偿相参处理算法。
en-us	By analysis on the reasons of no-coherence, compensative coherent processing algorithm based on matching filter and parameter estimation is proposed.

zh-cn	通过理论推导证明了对点目标进行补偿相参处理的可行性。
en-us	The rationality of the compensative coherent processing is proved by the mathematical derivation as to single point target.

zh-cn	并对距离扩展目标进行了理论分析，推导出其获得近似的补偿相参增益所需要满足的条件。
en-us	Then, requirement for the range extended target is analyzed in theory, in the condition of approximate compensative coherent processing.

zh-cn	并通过仿真验证了理论分析结果。
en-us	Finally, the theoretical analysis results are verified by simulation.

zh-cn	针对传统米波雷达低仰角下波瓣分裂和盲区问题，该文提出一种频率分集子孔径MIMO雷达，构建了该体制下多径特性定量分析的理论框架，推导了镜面反射和扰动多径模型及其联合发射-接收方向图增益闭合表达式；
en-us	Traditional meter-wave radar usually suffers from the problem of Beam Split (BS) and Radar Blind Area (RBA) in the situation of low-grazing angle. To alleviate this difficulty, a Frequency Diverse Subaperturing Multiple-Input Multiple-Output (FDS-MIMO) radar is proposed and a theoretical framework for the analytical investigation of multipath characteristics is presented. The specular and perturbational multipath model is built, along with closed-form expression of the joint transmit-receive beam pattern gain.

zh-cn	提出了多径抑制区概念及其边界条件，定义了描述低空波束覆盖性能的低可观测率定量评价指标；根据边界条件的解集优化了波束覆盖性能。
en-us	Moreover, a notional concept of Multipath Mitigation Area (MMA) is defined together with the corresponding boundary conditions, and the Low Observability Rate (LOR) is defined as a performance benchmark to evaluate the FDS-MIMO radar beam overage capability.

zh-cn	理论分析和仿真结果表明由于充分利用了频率分集产生的距离依赖波束，该体制雷达相对传统MIMO相控阵雷达具有更优的低空波束覆盖性能，减小了米波雷达波瓣分裂和探测盲区。
en-us	Next, the FDS-MIMO radar low-altitude beam coverage performance is optimized according to the soutions of the boundary conditions. Both theoretical analysis and numerical results demonstrate the advantages of FDS-MIMO radar over the conventional phased-MIMO radar in terms of low altitude beam coverage performance, and the BS and RBA of meter-wave radar is decreased by ultilizing the range-dependent beam pattern.

zh-cn	该文针对双基地MIMO雷达发射端、接收端皆为非均匀矩形阵列配置情况，将MIMO技术和最小冗余阵列相结合，提出基于双重孔径自由度扩展的目标发射俯仰角、发射方位角、接收俯仰角、接收方位角4参数联合估计新算法。
en-us	A new algorithm is proposed to estimate jointly the four parameters (EDOD, ADOD, EDOA,ADOA) of targets based on the double-extension of aperture degree of freedom by combining MIMO technique with Minimum redundancy array under the conditions of non-uniform rectangular array configurations both ontransmitter and receiver.

zh-cn	首先利用矩阵Khatri-Rao积的运算特性，构造出2个置换矩阵，对接收信号进行矢量行变换，再通过数据的“去冗余”、“多维平滑”和“折叠”运算，使得新数据具备MIMO雷达自身和最小冗余阵列双重自由度扩展的特点。
en-us	Firstly, the two permutation matrices are constructed by utilizing the operational properties of the Khatri-Rao product of multiple matrices. Then the new data which possesses the characteristics of the double-extension of degree of freedom is attained by performing the twice row permutating, the redundant items deleting, multi-dimensional smoothing and data folding operations on the received data.

zh-cn	理论和仿真结果表明：该文算法能够有效估计出目标的4个参数值，且能够实现自动配对；
en-us	The results illustrate that: the proposed method can estimate the four parameters of targets efficiently, and the estimated parameters are paired automatically without extra pairing operation.

zh-cn	在相同仿真条件下，该文算法的估计精度优于交替最小二乘和多维ESPRIT算法，并且提高了最大可估计的目标数目。
en-us	The parameter estimation performance of the proposed method is better than those of the ALS and multi-dimension ESPRIT methods under the same simulation conditions. And the proposed method can provide much stronger parameter identifiability than the conventional ones.

zh-cn	在基于位置服务的个性化搜索中，利用可信第三方服务器以及对等节点是保护用户隐私的主要方法，但在现实生活中，它们却是不完全可信的。
en-us	For personalized search based on location service, the trusted third-party server and peer node are used as the main method for privacy preserving. However, entirely trusted third-party server or peer node does not exist in real life.

zh-cn	为了解决这一问题，该文提出一种个性化搜索中基于位置服务的隐私保护方法。
en-us	In order to address this problem, a method of privacy preserving on the location of mobile users is proposed when using personalized search.

zh-cn	该方法通过转换用户的位置信息，并根据用户的查询类型生成用户模型，进而形成带有用户位置信息的查询矩阵，然后利用矩阵加密用户的查询，隐藏查询矩阵中的用户信息，最后根据安全内积计算返回相关性得分最高的前K个查询文件给用户。
en-us	The method is used to convert the user's location information into distance information and generate the user model according to the user's query type, forming a query matrix with user location information, then the matrix is used to encrypt the user's query and conceal the user information in the query matrix. Finally, according to the calculation of the security inner product, the K file with the highest relevance score is returned to the user.

zh-cn	安全性分析表明该方法能有效地保护用户的查询隐私和位置隐私，通过分析与实验表明，该方法大幅度地缩短了索引构建时间，降低了通信开销，同时为用户提供了基于位置的个性化搜索结果，一定程度上解决了移动设备屏幕小带来的弊端。
en-us	It is evident from the security analysis that the proposed method can effectively protect the user's query privacy and location privacy. The analysis and experimental results show that the proposed method can greatly shorten the time of index construction and reduce the communication overhead. While providing users with location-based personalized search results, the method is able to remedy the defects of small-screen mobile devices.

zh-cn	该文提出互质阵中基于降维求根的波达角(DOA)估计算法。
en-us	A Direction of Arrival (DOA) estimation method based on reduced-dimensional polynomial root finding technique is proposed for coprime array.

zh-cn	互质阵包含两个稀疏均匀线性子阵，拥有互质的阵元间距和阵元数目。
en-us	Coprime array has two uniform linear subarrays with coprime inter-element spacing and antenna number.

zh-cn	该算法基于子阵间的互协方差，利用较长子阵中的旋转不变性扩展较短子阵的虚拟孔径。
en-us	Based on the cross covariance matrix of the subarrays, the proposed method exploits the rotational invariance within the longer subarray to extend the aperture of the shorter one.

zh-cn	然后通过矩阵分块构造噪声子空间，并将来自两个子阵的 2 维参数估计问题降维为 1 维求根问题，获得自动配对的2 维模糊参数估计。
en-us	After constructing the noise subspace via matrix partition and reducing the two dimensional parameter estimation problem into one dimensional root finding, automatically paired two dimensional parameters can be estimated.

zh-cn	最后由这 2 维模糊参数可恢复出两组参数，根据互质性从两组参数估计的交集中可以获得无模糊的高分辨率 DOA 估计。
en-us	Finally, unambiguous DOA is determined from the intersections of the two groups of estimations, which are generated from the previously obtained two dimensional parameters.

zh-cn	相比互质阵中的联合多重信号分类(MUSIC)算法和联合旋转不变技术(ESPRIT)算法，该算法无需特征分解，复杂度低，但可获得更精确的 DOA 估计，处理更多的信源，并且对色噪声有更强的鲁棒性。
en-us	In contrast to combined MUltiple SIgnal Classification (MUSIC) and Estimation of Signal Parameters via Rotational Invariance Technique (ESPRIT) for coprime array, the proposed algorithm achieves improved DOA estimation results and increased identifiable source number with reduced computation complexity. Furthermore, it is robust to spatial color noise.

zh-cn	多个仿真结果均验证了所提算法的有效性。
en-us	Multiple simulation results verify the effectiveness of the proposed approach.

zh-cn	现有硬件任务调度算法任务描述不完善且忽视时间维上紧凑性。
en-us	The existing hardware task scheduling algorithms describe task imperfectly and ignore the compactness of time dimension.

zh-cn	该文考虑任务下载时间、完善任务属性，以器件2维资源与时间建立3维资源模型，将任务布局问题抽象成特殊的3维空间放置问题，在此模型上分析出现有算法不能克服任务不可预知性和资源占用多变性，导致调度成功率和资源利用率低。
en-us	The task downloading time is considered for improving the task attribute, and the 3D-resource model with the two dimensional resource of device and time is established, in order to abstract the issue of task layout into a special three-dimensional space placement issue. With this model, it is concluded that the existing algorithms can not overcome the unpredictability of the task and the diversity of resource occupancy, leading low scheduling success rate and resource utilization rate.

zh-cn	针对此问题，该文提出了一种3维可重构任务调度算法3D_RTSA。设计并实现了基于任务紧迫度的调度策略和基于3D碎裂度的布局策略。
en-us	To solve the problem, a three dimensional reconfigurable task scheduling algorithm called 3D_RTSA is proposed. A scheduling strategy based on task urgency and a layout strategy based on 3D fragmentation are designed and implemented.

zh-cn	与其他4种算法实验对比结果表明，在重负载、小任务C30情况下，3D_RTSA调度成功率比GC, Look-aheadest, SPSA, DTI算法分别高3%, 21%, 28%, 35%左右；
en-us	Compared with the other 4 algorithms, the results show that the scheduling success rate of 3D_RTSA is 3%,21%, 28%, 35% higher than that of GC, Look-aheadest, SPSA and DTI algorithms under the condition of heavy load and small task C30, and the utilization ratio of resources is 5% and 18% higher than that of Look-aheadest and SPSA algorithm under the condition of light load and large task C50.

zh-cn	在轻负载、大任务C50情况下，资源利用率比Look-aheadest, SPSA算法分别高5%, 18%左右，且该文算法时间复杂度并未增加。
en-us	Besides, the time complexity of the algorithm is not increased.

zh-cn	为满足次用户不同时延需求并提高信道利用率，该文提出一种基于次用户分级的 PRP M/G/m 排队论频谱切换模型。
en-us	In order to meet different delay requirements of secondary users and improve the channel utilization, a PRP M/G/m queuing theory spectrum handoff model based on classified secondary user is proposed.

zh-cn	首先，根据次用户主要业务的时延需求不同，对次用户进行分级评价，将次用户分为时延敏感型和非时延敏感型用户，时延敏感型次用户具有更高的优先级来接入信道。
en-us	Firstly, according to different delay requirements of the main service, secondary users are classified into delay-sensitive and non-delay-sensitive users. The delay-sensitive users have higher priority to access the channel.

zh-cn	其次，采用 PRP M/G/m 排队论来建立基于用户分级的频谱切换模型。
en-us	Secondly, PRP M/G/m queuing theory is adopted to establish the spectrum handoff model.

zh-cn	同时推导和分析了该模型下不同优先级次用户扩展数据传输时间，进而提出了面向各级次用户自适应频谱切换策略。
en-us	Meanwhile, the extended data delivery time of secondary users with different priorities is deduced and analyzed. Then the adaptive spectrum handoff strategy for secondary users is proposed.

zh-cn	仿真结果表明，相较于已有频谱切换策略，该模型能有效降低次用户切换时延以及扩展数据传输时间，保证高优先级次用户的服务质量，提升次用户频谱切换的综合性能。
en-us	Simulation results suggest that the proposed model can reduce the handoff delay and extended data delivery time, which can effectively ensure the QoS of high-priority secondary users and improve the overall performance.

zh-cn	常规相控阵雷达通过移相发射空间合成的相参信号形成能量聚集的天线方向图，由于收发天线复用因此所合成的天线孔径要低于收发分置的MIMO雷达。
en-us	Conventional phased array radar transmits coherent signal to form antenna pattern. By transmitting and receiving antenna reuse its aperture is always less than MIMO radar.

zh-cn	该文首先通过理论推导MIMO雷达在探测性能上和相控阵雷达的一致性及区别，指出MIMO雷达的实质优势在于发射波束的数字赋形。
en-us	This paper firstly analyses the same points and the difference between MIMO radar and phased array radar. It further points out that the essential advantage of MIMO radar is the digital transmitting beam forming.

zh-cn	然后设计一种基于防撞雷达的分集相控阵，发射端采用相控体制，接收端采用DBF数字波束形成，通过分析移相器位数对该雷达性能的约束，证明在指定波束指向上该雷达在避免产生正交信号的前提下能达到和MIMO雷达相同的虚拟孔径性能。
en-us	Second it designs a diversity phased array radar in collision avoidance atmosphere. Its transmitting part uses phase array system, while the receiving partuses the Digital BeamForming (DBF). Through the analysis for the limitation of the digits phase shifter, it proves that this radar can achieve the same virtual aperture performance as MIMO radar, while the rader can avoid to produce the orthogonal signal.

zh-cn	最后通过计算机仿真，验证该方法的有效性和可行性。
en-us	Finally through the computer simulation it verifies the feasibility and effectiveness of the method.

zh-cn	采用该雷达体制在保证合成波束宽度的前提下，能有效降低接收通道数，从而有效降低雷达成本并提高通道一致性。
en-us	This radar system can effectively reduce the cost and improve channel consistency under the premise of promised beam width.

zh-cn	极化码拥有出色的纠错性能，但编码方式决定了其码长不够灵活，需要通过凿孔构造码长可变的极化码。
en-us	Polar codes have outstanding error correction performance, but the code length of conventional polar codes is not compatible because of their coding method. To construct rate-compatible polar codes, a segmented puncturing method is proposed.

zh-cn	该文引入矩阵极化率来衡量凿孔对极化码性能的影响，选择矩阵极化率最大的码字作为最佳凿孔模式。对极化码的码字进行分段，有效减小了最佳凿孔模式的搜索运算量。
en-us	Using the rate of polarization, the puncturing effect is measured and the codeword is removed to make the largest rate of polarization, which is the optimal puncturing mode.

zh-cn	由于各分段的第1个码字都会被凿除，且串行抵消译码过程中主要发生1位错，因此在各段段首级联奇偶校验码作为译码提前终止标志，检测前段码字的译码错误并进行重新译码。
en-us	As the first codeword of the optimal puncturing mode is 0, the parity check codes are introduced to detect the decoding error of preceding segments codeword.

zh-cn	对所提方法在串行抵消译码下的性能进行仿真分析，结果表明，相比传统凿孔方法，所提方法在10–3误码率时能获得约0.7 dB的编码增益，有效提升了凿孔极化码的译码性能。
en-us	The decoding performance of the method is simulated, results show that this method can obtain about 0.7 dB coding gain at 10–3 bit error rate compared with the traditional puncturing method, which can effectively improve the performance of the punctured polar codes.

zh-cn	谱聚类算法通常是采用高斯核作为相似性度量，并利用所有可用的特征来构建具有欧氏距离的相似度矩阵，数据集复杂度会影响其谱聚类性能，因此该文提出一种基于公理化模糊子集(AFS)的改进谱聚类算法。
en-us	Gaussian kernel is usually used as the similarity measure in spectral clustering algorithm, and all the available features are used to construct the similarity matrix with Euclidean distance. The complexity of the data set would affect its spectral clustering performance. Therefore, an improved spectral clustering algorithm based on Axiomatic Fuzzy Set (AFS) is proposed.

zh-cn	首先结合AFS算法，利用识别特征来衡量更合适的数据成对相似性，生成更强大的亲合矩阵；
en-us	Firstly, AFS algorithm is combined to measure the similarity of more suitable data by recognizing features, and the stronger affinity matrix is generated.

zh-cn	再有效地利用Nyström采样算法，计算采样点间以及采样点和剩余点间的相似度矩阵去降低计算的复杂度；
en-us	Then Nyströmsampling algorithm is used to calculate the similarity matrix between the sampling points and the sampling points and the remaining points to reduce the computational complexity.

zh-cn	最后通过在不同数据集以及图像分割上进行实验，证明了提出算法的有效性。
en-us	Finally, the experiment is carried out by using different data sets and image segmentations, the effectiveness of the proposed algorithm are proved.

zh-cn	由于卷积码序列的 0,1 bit 的概率几乎均衡，对于卷积码自同步加扰的扰码盲识别，现有的基于输入序列0, 1 bit 概率不均衡性的识别方法均已失效，为此该文提出一种新的自同步扰码盲识别方法。
en-us	Since the probability bias between 0 and 1 bit in a convolutional code sequence is very small, the existing method based on the probability bias in the input sequence is ineffective for the identification of a self-synchronous scrambler placed after a convolutional encoder. To solve this problem, a novel method for the blind identification of a self-synchronous scrambler is proposed.

zh-cn	首先将卷积码自同步加扰序列进行分块处理，通过加扰数据块与卷积码校验向量相乘产生新的序列；
en-us	First, the scrambled convolutional code sequence is divided into blocks, and a new bit sequence is generated, in which each bit is the dot product of a scrambled bit block with a parity check vector of the convolutional code.

zh-cn	然后以最大化新生成序列间线性约束关系成立概率为准则，利用解调输出的软判决序列建立自同步扰码反馈多项式系数的代价函数；
en-us	Second, based on the criteria of maximizing the probability that the linear equations in the generated bits hold, the cost function of the feedback polynomial coefficients of the self-synchronous scrambler is established using the soft decision sequence, which is the output of the demodulator.

zh-cn	最后根据自同步扰码反馈多项式的项数特点，在求解代价函数时改进了动态搜索烟花算法，增加了对烟花个体元素值的约束操作，由求解出的参量值识别出自同步扰码反馈多项式。
en-us	Third, according to the characteristic of the number of terms in the feedback polynomial, the dynamic fireworks algorithm is modified by constraining the values of elements in fireworks, and the cost function is optimized using the modified dynamic fireworks algorithm.

zh-cn	仿真实验验证了所提方法的有效性，该方法无需遍历搜索反馈多项式，且具有较好的鲁棒性，所需数据量小，随着数据量的增大和扰码阶数的降低，其识别正确率逐渐提高。
en-us	Simulation experiments show the effectiveness of the proposed algorithm. There is no need to search for the feedback polynomial exhaustively in the proposed algorithm. It is robust to the noise and the number of data required is small. Moreover, along with the increase of the number of received data or the decrease of the order of the feedback polynomial, the correct identification ratio of the proposed method increases.

zh-cn	荧光素眼底血管造影技术(FFA)是眼底疾病诊断的金标准，但是造影过程中病人不可避免地转动眼球，造成FFA图像序列中感兴趣区域(例如视网膜血管分支、新生血管)的位置发生变化，给后续的图像定量分析与病情准确评估诊断带来困难。
en-us	Fluorescein Fundus Angiography (FFA) is regarded as the golden diagnostic criteria for fundus diseases. However, dislocation or rotation of the interested images on anatomic landmark (like retinal vascular branches, neovascularization), caused by inevitable eyeball movement, brings about difficulties in subsequent quantitative analysis and progress assessment of the diseases.

zh-cn	针对上述问题，该文提出一种基于互信息的FFA图像序列配准方法。
en-us	In order to solve the above problems, a novel method based on mutual information is proposed for automatic registration of FFA image sequence.

zh-cn	首先采用多尺度线性滤波方法分割出图像中的血管，并利用图像金字塔对分割后的图像进行下采样，然后利用互信息计算待配准图像与参考图像的相似性，通过进化策略对配准参数进行优化，获得互信息最大时图像的空间变换矩阵，实现FFA图像的配准。
en-us	Firstly, the vessels of image sequence are segmented by multi-scale linear filter and down sampled hereafter by image pyramid. Then, the similarity of sampled images is calculated by mutual information and the evolution strategy is adopted to optimize the registration parameters. Finally, the transformation matrix with maximum mutual information is obtained to register the FFA image.

zh-cn	采用上述方法，对4位患者共计1039帧FFA图像进行测试，总体配准率达到93%，失败率仅为1%；与常用的配准方法相比，所提方法的配准率、配准速度和鲁棒性等综合性能良好，为FFA影像的定量分析在未来的临床应用奠定了基础。
en-us	Tests with FFA image sequences of 4 patients (total 1039frames) show that the overall registration rate of the algorithm reaches 93% and the failure rate is only 1%. Compared with the classical registration methods, the proposed method shows better comprehensive performance in terms of registration rate, computing speed as well as robustness. It lays basic foundations for quantitative analysis on FFA images and potential clinical application.

zh-cn	针对弹载 SAR 平台非直线轨迹运动和大斜视成像的特点，该文提出一种基于局部直角坐标和子区域处理的频域成像算法。
en-us	The missile-borne SAR platform has the characteristics of nonlinear trajectory and high-squint mode. A frequency-domain imaging algorithm based on local Cartesian coordinate and subregion processing is proposed.

zh-cn	对大斜视成像模式，采用局部直角坐标系建模的方法，使距离走动校正后的方位信号具有更高的近似精度；
en-us	For high-squint mode, the range model is built in local Cartesian coordinate to match accurately the azimuth signal after range walk correction.

zh-cn	为精确补偿包络和相位的方位空变，采用子区域成像的方式，可显著提高场景边缘处的聚焦质量；
en-us	To compensate the azimuth-dependent range cell migration and Doppler parameters accurately, the imaging area is divided into several subregions.

zh-cn	将各子区域图像校正至统一的地面坐标系下，即可得到最终的 SAR 图像。
en-us	The final focused image can be obtained when all the subregion images are interpolated uniformly into the ground coordinate.

zh-cn	点目标仿真和实测数据验证了所提算法的有效性。
en-us	Finally, the point targets simulation and real SAR data verify the effectiveness of the proposed algorithm.

zh-cn	为了满足业务多样性对5G网络切片带来差异化需求的同时保证切片的可靠性，实现网络资源的优化配置。该文针对5G网络切片的动态映射、轻量级可靠映射问题，提出对计算资源、链路资源和RRU频谱资源联合分配方案。
en-us	To meet the diversified demand of 5G Network Slicing (NS), while ensuring the reliability of slice, to achieve the optimal allocation of network resources, considering the dynamic mapping and lightweight reliable mapping problem of network slicing, this paper proposes a joint allocation scheme of computing resources, link resources and the spectrum resources of Radio Remote Unit (RRU).

zh-cn	首先，该方案建立面向可靠性约束的多目标资源分配模型，引入李雅普诺夫优化模型，在保证队列稳定同时优化资源分配。
en-us	Firstly, a multi-objective resource allocation model oriented to reliability constraints is established, and the Lyapunov optimization model is introduced to ensure the queue stability and optimize the resource allocation.

zh-cn	其次，提出了基于队列稳定性的虚拟节点映射算法和基于可靠性的虚拟链路映射算法。
en-us	Then, the virtual node mapping algorithm based on queue stability and virtual link mapping algorithm based on reliability are proposed.

zh-cn	最后，将时间离散为一系列连续的时间窗，利用时间窗动态处理到达的网络切片请求，实现在线的网络切片映射算法。
en-us	Finally, the time is discretized into a series of continuous time windows, and the online network slice mapping algorithm is implemented by using the time window dynamic processing of the incoming network slice request.

zh-cn	仿真结果表明，该算法提高了资源利用率，并且保证网络可靠性。
en-us	Simulation results show that the proposed algorithm improves resource utilization and guarantees network reliability.

zh-cn	交通拥堵长期以来是城市面临的主要问题之一，解决交通拥堵瓶颈刻不容缓。
en-us	Traffic congestion is a problem faced by cities, and it is urgent for solving this issue.

zh-cn	准确的短时交通状态预测有利于市民预知交通出行信息，及时采取措施避免陷入拥堵困境。
en-us	Accurate short-term traffic state prediction is benefit for citizens to know the traffic information in advance, and take the measures in time to avoid the congestion.

zh-cn	该文提出一种基于模糊 C 均值聚类(FCM)和随机森林的短时交通状态预测方法。
en-us	In this paper, a short-term traffic state prediction approach is proposed based on Fuzzy C-Means (FCM) clustering and Random Forest.

zh-cn	首先，利用一种新颖的融合时空信息的自适应多核支持向量机(AMSVM)来预测短时交通流参数，包括流量、速度和占有率。
en-us	Firstly, a novel Adaptive Multi-kernel Support Vector Machine (AMSVM) which incorporates the spatial-temporal information is used to predict the short-term traffic parameters, including the volume, the speed and the occupancy.

zh-cn	其次，基于 FCM 算法分析历史交通流，获取历史交通状态信息。
en-us	Secondly, the historical traffic data are analyzed based on FCM algorithm, and the historical traffic state information is got.

zh-cn	最后，利用随机森林算法分析所预测的短时交通流参数，得到最终预测的短时交通状态。
en-us	Lastly, the Random Forest (RF) algorithm is utilized to analyze the predicted short-term traffic parameters, then the final predicted short-term traffic state is obtained.

zh-cn	该方法在融合时空信息的同时采用随机森林算法应用于短时交通状态预测这一全新的研究领域。
en-us	This method incorporates the spatial-temporal information as well as applying the Random Forest to a new research field of short-term traffic state prediction.

zh-cn	实验结果表明，FCM 对历史交通状态的评估方式适用于不同的高速路和城市道路场景。
en-us	The experimental results demonstrate that the evaluation method of historical traffic state based on FCM is suitable for both freeway and urban road scenarios.

zh-cn	其次，随机森林比其它常见的机器学习方法具有更高的预测精度，从而提供实时可靠的短时交通出行信息。
en-us	Besides, the Random Forest has higher prediction accuracy than other common machine learning methods, thus providing the short-term traffic information timely and reliably.

zh-cn	大气折射误差是影响各类无线电系统同步、跟踪、导航、定位精度的一个主要误差源。
en-us	Atmosphere refraction error is a main error factor to affect synchronization accuracy, tracing accuracy, navigation accuracy and positioning accuracy for various radio systems.

zh-cn	射线描迹法利用几何光学原理可以实现对该误差的精确修正。
en-us	On the basis of geometrical optics, the ray tracing method can precisely make this error correction.

zh-cn	针对传统射线描迹法无法处理异常大气折射误差修正的问题，该文推导了射线描迹法的微分形式，并基于此提出适用于任意大气的折射误差修正方法。
en-us	For the problem that traditional ray tracing method can not deal with the abnormal atmosphere, ray tracing differential form is derived and then acorrection method suitable for arbitrary atmosphere is proposed.

zh-cn	选取某地面测控站对目标的跟踪数据，验证了所提方法的可行性。
en-us	The tracing data from ground station are taken to test this method.

zh-cn	此外，利用该方法对比分析了蒸发波导环境和标准大气环境对大气折射误差的影响。
en-us	In addition, the refractive error in evaporation duct is compared with that instandard atmosphere.

zh-cn	结果表明：完全陷获在蒸发波导内部的电波引入的大气折射误差是最显著的。
en-us	The results show that the refractive error of radio wave trapped entirely in the duct has the biggest influence.

zh-cn	所提方法为提高无线电系统在任意大气环境下的测量精度提供一种新的技术支持。
en-us	The proposed method provides technique support for improving the measurement precision of radio system in arbitrary atmosphere.

zh-cn	针对现有机载自组织网络密钥管理存在的预分配密钥更新困难、公钥证书传递开销大、分布式身份密钥传递需要安全信道的问题，该文提出一种无需安全信道的基于身份密码体制的动态密钥管理方案。
en-us	Because of nowadays airborne network's updating difficulty of pre-allocated symmetrical key, high communication cost of public key certificate and the requirement of security channel for distributed identity-based key management, identity-based dynamic key management of airborne network is proposed.

zh-cn	该方案包括系统密钥自组织生成和用户私钥分布式管理两个算法；
en-us	It is composed of two algorithms: self-organized generation of master key without the trusted third party and distributed management of user's private key.

zh-cn	采取遮蔽密钥的办法，确保私钥在公共信道中全程安全传递，使得密钥管理易于部署、方便扩展；
en-us	Moreover, the master key share and user private partition can be delivered without the pre-established security channel by blinding them so that the scheme is easy to develop and flexible to extend.

zh-cn	最后分析了方案的正确性与安全性。
en-us	Finally, the correctness and security of the proposed scheme are proved.

zh-cn	结果证明方案理论正确，能够抵抗假冒、重放、中间人攻击。
en-us	It is shown that it can provide the ability to resist the impersonation attack, replay attack and man-in-the-middle attack.

zh-cn	为改善无线体域网的能效和传输可靠性，该文针对其具有资源有限、信道质量波动频繁、所传输数据有异构性等特点，提出一种基于链路质量预测的跨层优化方案。
en-us	In order to improve the energy efficiency and reliability of Wireless Body Area Networks (WBANs), this paper takes full consideration of characteristics of WBANs, such as limited resources, frequent channel quality fluctuations, heterogeneous data traffic, and proposes a Cross-Layer Optimization scheme based on link quality prediction (CLO algorithm).

zh-cn	通过对物理层、网络层和 MAC 层的松散耦合，自适应地选择传感器节点的传输功率，并且建立高效节能的端到端路由。
en-us	Through the loose coupling of physical layer, network layer and MAC layer, the transmission power of every sensor node is adaptively chosen, and the energy-efficient end-to-end routing is established.

zh-cn	仿真结果显示，该方案相对于已有的单层协议，整体提高了体域网的能量效率和传输可靠性。
en-us	Simulation results show that the proposed scheme can improve the energy efficiency and transmission reliability of WBANs as compared with the existing single layer protocols.

zh-cn	为了实现星载合成孔径雷达(SAR)的高分辨率宽测绘带成像，该文提出一种基于柱形抛物面天线的多发多收合成孔径雷达系统(MIMO SAR)。
en-us	To realize the high-resolution wide-swath mapping capability of spaceborne SAR, this paper presents a parabolic cylinder reflector-based MIMO SAR system.

zh-cn	根据对系统结构和短偏移正交(STSO)发射波形的分析，该文给出该系统的具体处理方法。
en-us	According to the analysis of system configuration and Short-Term Shift-Orthogonal (STSO) transmitting waveforms, the specific processing method is elaborated.

zh-cn	基于柱形抛物面天线易于在俯仰向形成高增益窄波束的优势，该系统能够利用数字波束形成技术对不同波形回波数据进行有效分离，从而获取更多的方位向等效相位中心。
en-us	Taking advantage of parabolic characteristics in elevation, the narrow beams with high gain can be easily realized by the parabolic cylinder reflector. This facilitates the efficient separation of STSO transmitting waveforms by using the digital beam-forming technique, therefore, more azimuth equivalent phase centers can be obtained.

zh-cn	通过方位向多通道数据重构处理，成像场景回波数据可利用传统成像算法进行成像。
en-us	After the multichannel reconstruction processing in azimuth, the echo signals from illuminated scene can be imaged by conventional imaging algorithms.

zh-cn	仿真结果表明，该系统能够确保 MIMO SAR 的成像质量，并具有良好的成像性能。
en-us	The simulation results show that, the proposed system has satisfactory performance for MIMO SAR imaging.

zh-cn	基于宏电极的单频皮肤阻抗测量是利用阻抗进行皮肤渗透性研究的传统方法之一，其存在误差大、灵敏度低且不易于设备集成的缺点。
en-us	Traditionally, skin permeability evaluation, which is realized by impedance detected at a certain frequency based on macro electrodes, has the disadvantages of large measurement error, low sensitivity and difficulty in integration.

zh-cn	由此，该文通过分析皮肤的分层生理结构以及皮肤渗透性与角质层(SC)阻抗的关系，设计了基于柔性非对称叉指微电极的皮肤阻抗传感器，构建了 RCW 分层阻抗模型，实现了对人体角质层阻抗的检测分析。
en-us	In order to resolve this problem, a flexible non-symmetric interdigital microsensor is designed by analyzing the layered structure of skin and the relationship between skin permeability and impedance of Stratum Corneum(SC). The impedance of SC is measured and analyzed based on the RCW-layered impedance model.

zh-cn	实验结果表明，传感器输出的阻抗模值msd(100) Z和scR模型拟合参数可用作表征皮肤渗透性的重要指标。
en-us	It is illustrated that the impedance magnitude msd(100)Z of microsensor output and model fitting parameters scR can be used as the important indicators to evaluate skin permeability.

zh-cn	该方法可用于区分不同个体的皮肤渗透性，为人体生理生化检测相关的可穿戴设备参数调节提供依据。
en-us	It is proved that the developed sensor can be applied to distinguishing the different individuals' skin permeability, and it strongly supports the adjustment of wearable devices related to human physiological and biochemical detection.

zh-cn	针对透明弹性光网络环境下虚拟光链路映射过长和频谱碎片问题，该文提出一种节点重要性感知的协同映射算法。
en-us	For the over-long embedding light path and spectrum fragmentation in transparent elastic optical networks, a node-importance aware coordinated embedding algorithm is proposed.

zh-cn	在节点映射阶段，设计节点重要性度量准则，评估未映射节点和已映射节点的邻近性，以及光路的频谱紧密度，以缓解链路频谱碎片和增强节点映射的紧凑性。
en-us	In the stage of node embedding, in order to alleviate spectrum fragmentation and to improve the compactness of node embedding, the spectrum compactness of embedding lightpath and the adjacency between embedding node and embedded nodes are evaluated, and then two node-ranking formulas are presented.

zh-cn	同时，为了降低节点映射成功而链路映射失败的概率，提出一种节点-链路协同映射算法，当成功映射一对相邻虚拟节点时，立即映射他们之间的虚拟光链路，并分配频谱资源，最小化虚拟光链路所映射物理光路跳数。
en-us	Meanwhile, to reduce the probability of the success of node embedding but the failure of link embedding, a coordinated node-link embedding algorithm is proposed. When a pair of adjacent virtual nodes is successfully embedded, the virtual optical link between them is embedded instantly, while spectrum resources are allocated, which minimizes the hops of lightpath embedded by virtual optical link.

zh-cn	仿真结果表明，所提算法能够使用更少的频谱资源传输更多的虚拟光网络业务，且缩短了虚拟光链路映射长度。
en-us	The simulation results indicate that the proposed algorithm can use the least spectrum resources to accommodate more virtual optical network demands, and reduce the embedding length of virtual optical link.

zh-cn	模糊聚类是近年来使用的一类性能较为优越的聚类算法，但该类算法对初始聚类中心敏感且对边界样本的聚类结果不够准确。
en-us	Fuzzy clustering is a kind of clustering algorithm which shows superior performance in recent years, however, the algorithm is sensitive to the initial cluster center and can not obtain accurate results of clustering for the boundary samples.

zh-cn	为了提高聚类准确性、稳定性，该文通过联合多个模糊聚类结果，提出一种距离决策下的模糊聚类集成模型。
en-us	In order to improve the accuracy and stability of clustering, this paper proposes anovel approach of fuzzy clustering ensemble model based on distance decision by combining multiple fuzzy clustering results.

zh-cn	首先，利用模糊C均值(FCM)算法对数据样本进行多次聚类，得到相应的隶属度矩阵。
en-us	First of all, performing several times clustering for data samples by using FCM (Fuzzy C-Means), and corresponding membership matrices are obtained.

zh-cn	然后，提出一种新的距离决策方法，充分利用得到的隶属度关系构建一个累积距离矩阵。
en-us	Then, a new method of distance decision is proposed, and a cumulative distance matrix is constructed by the membership matrices.

zh-cn	最后，将距离矩阵引入密度峰值(DP)算法中，利用改进的DP算法进行聚类集成以获取最终聚类结果。
en-us	Finally, the distance matrix is introduced into the Density Peaks (DP) algorithm, and the final results of clustering are obtained by using the improved DP algorithm for clustering ensemble.

zh-cn	在UCI机器学习库中选择9个数据集进行测试，实验结果表明，相比经典的聚类集成模型，该文提出的聚类集成模型效果更佳。
en-us	The results of the experiment show that the clustering ensemble model proposed in this paper is more effective than other classical clustering ensemble model on the 9 data sets in UCI machine learning database.

zh-cn	该文提出一种针对六边形环复合吸波超材料吸波性能的等效电路分析方法。
en-us	An equivalent circuit method of performance estimation for hexagonal loop composite absorbing metamaterial is proposed, and the corresponding equivalent circuit model is established.

zh-cn	基于六边形环谐振特性建立了等效电路模型，通过对六边形点阵分布的傅里叶分析，提出了等效分布周期参数，给出了基于模型尺寸的RLC参数提取方法。
en-us	Based on the Fourier analysis of hexagonal lattice distribution, the equivalent distribution periodic parameter is proposed and the estimation method of RLC parameters is given according to the size of units.

zh-cn	与全波仿真结果比较，所提出的等效电路模型对分析多种尺寸的六边形环复合吸波材料具有较好的适用性和准确性。
en-us	The applicability and accuracy of the equivalent circuit model for several structure dimensions are verified and compared with HFSS.

zh-cn	通过样品制作和测量，进一步验证了该模型的有效性，最后实现了一款工作于1.7～5.7 GHz的宽带雷达吸波材料。
en-us	A sample is fabricated and measured for further verification, which has a good broadband radar absorbing performance in 1.7～5.7 GHz.

zh-cn	针对时分数据调制二进制偏移载波(TDDM-BOC)信号副载波速率、伪码速率以及载频等参数盲估计问题，该文提出一种基于频域累积的循环自相关算法。
en-us	A cyclic autocorrelation algorithm of Time Division Data Modulation Binary Offset Carrier (TDDM- BOC) signal, based on frequency domain accumulation, is proposed to estimate the signal parameters: subcarrier rate, Pseudo Noise (PN) code rate and carrier in multipath fading channel.

zh-cn	首先在接收端对 TDDM-BOC 信号求循环自相关函数，再在频域累积，通过检测不同切片上的谱峰间隔，可以同时估计以上多个参数。
en-us	Firstly, the cyclic autocorrelation of received TDDM-BOC signal is computed, then frequency domain accumulation is used to reduce the influence of noise. Finally, through interval measurement between the peak pulses in different slices, parameters mentioned above can be estimated.

zh-cn	仿真实验证明了改进型的循环自相关算法能在低信噪比下达到较为精确的估计性能，这为我国“北斗”导航接收机的研发提供了一定的理论参考。
en-us	Simulation results show that the proposed algorithm is effective and works well under the condition of low Signal-to-Noise Ratio (SNR), which has a certain reference value for Bei-dou navigation receiver design.

zh-cn	针对复杂产品生产业务调度这一问题，该文运用工作流技术并以完工时间为约束，提出一种虚拟迭代归约算法，能较好地在完工时间约束下优化生产精确率。
en-us	For the problem of the production of complex operations, this paper uses workflow technology and takes the completion time as constraint, and proposes a Virtual Iterative Reduction Algorithm (VIRA) to achieve better production accuracy in the constraint completion time.

zh-cn	通过将各制约任务抽象虚拟成一个虚拟节点，采用逆向迭代的求解方式，确定了一条兼顾完工时间与生产精确率的调度路径。
en-us	By virtualizing tasks in mutual constraint into a virtual node, the algorithm uses inverse iterative way to determine a path that completion time and production accuracy get balance.

zh-cn	对比发现，虚拟迭代归约算法对全局生产精确率有较大幅度的提高，且通过改变截止期、任务数等参数可以提高算法的效率。
en-us	By comparison, the virtual iterative reduction algorithm can increase the production accuracy in the constraint completion time, and it is found to improve the accuracy of the algorithm by changing the deadline, the number of tasks and other parameters.

zh-cn	该文研究了一类取模运算的1维离散动力系统，提出了一个这类离散映射的混沌判据，利用Marotto定理证明了其混沌的存在性。
en-us	A novel one-dimensional discrete chaotic criterion is firstly constructed by studying the modular operation of the discrete dynamical systems. The judgement of the Marotto theorem is used to prove that the suggested dynamical systems are chaotic.

zh-cn	给出了几个满足该判据的特殊形式的系统，分析了其分岔图、Lyapunov指数谱等基本动力学性质，通过模拟结果验证了理论的正确性。
en-us	Secondly, several special chaotic systems satisfied with the conditions of this paper are given, and the bifurcation diagram and Lyapunov exponential spectrum are also analyzed. Numerical simulations show that the proposed chaotic systems have the positive Lyapunov exponent, which indicates the accuracy of the proposed theory.

zh-cn	基于新系统设计了一个伪随机数发生器(PRNG), SP800-22随机性检测结果表明了该序列具有良好的伪随机性。
en-us	Additionally, a Pseudo-Random Number Generator (PRNG) is also designed based on the given new chaotic system. Using SP800-22 test suit, the results show that the output sequence of PRNG has good pseudo random.

zh-cn	进一步给出了一个图像加密方案，其密钥空间可以达到2747。该文提出的新系统的系统参数可以无穷多，所以理论上该加密方案的密钥空间可以无穷大。
en-us	Finally, as an application of the PRNG, an image encryption algorithm is given. The proposed encryption scheme is highly secure Key space of 2747 and can resist against the statistical and exhaustive attacks based on the experimental results.

zh-cn	为了降低译码时的计算复杂度以及减少译码时间，该文通过对牛顿恒等式进行推导得到了(41, 21, 9)QR码不需要计算未知校验子就可求得错误位置多项式系数的代数译码算法，同时也针对改善部分客观地给出了计算复杂度的理论分析。
en-us	In order to reduce the computational complexity of computing unknown syndromes for the coefficients of the error-locator polynomial and reduce the decoding time when one is decoding, this paper proposed an algebraic decoding algorithm of (41, 21, 9) QR code without calculating the unknown syndromes by solving the Newtonian identity. Simultaneously, an objective theoretical analysis of the computational complexity is given for the part of improvement.

zh-cn	此外，为了进一步降低译码时间，提出判定接收码字中出现不同错误个数的更简化的判断条件。
en-us	Besides, this paper also puts forward the simplifying conditions to determine the number of errors in the received word, which in order to further reducing the decoding time.

zh-cn	仿真结果表明该文提出算法在不降低Lin算法所达到的译码性能的前提下，降低了译码时间。
en-us	Simulation results show that the proposed algorithm reduces the decoding time with maintaining the same decoding performance of Lin's algorithm.

zh-cn	为了滤除WIMAX(3.3～3.8 GHz)和WLAN(5.125～5.825 GHz)窄带信号对超宽带系统的干扰，该文提出一款共面波导馈电的小型化双陷波渐变槽天线。
en-us	In order to filter out the interference of WIMAX (3.3～3.8 GHz) and WLAN (5.125～5.825 GHz) narrowband signals to Ultra WideBand(UWB) system, a Co-Planar Waveguide (CPW) fed miniaturized tapered slot antenna with dual band-notched characteristics is proposed.

zh-cn	共面波导结构可以有效地扩展天线的带宽，实现对整个UWB(3.1～10.6 GHz)频段的全覆盖。
en-us	The CPW structure can effectively extend the bandwidth of the antenna and realize the full coverage of the whole UWB (3.1～10.6 GHz) frequency band.

zh-cn	通过在天线的馈线上开L型缝隙和在辐射贴片上开一对E字型缝隙的方法，有效实现了在3.15～3.97 GHz和4.94～6.05 GHz频段的双陷波特性，能够抑制WIMAX和WLAN对超宽带系统的干扰。
en-us	The dual band-notched characteristics (3.15～3.97 GHz and 4.94～6.05 GHz) are effectively achieved by etching the L-shaped slot in the antenna feeder and opening a pair of E-shaped slots in the radiating patch, which can inhibit WIMAX and WLAN interference to the UWB system.

zh-cn	该天线结构简单紧凑，尺寸非常小，仅为40 mm×18 mm×0.813 mm。
en-us	The antenna is simple and compact, and the size is very small, only 40 mm×18 mm×0.813 mm.

zh-cn	仿真和实测结果表明该天线在超宽带波段内具有良好的陷波特性、增益特性，可以应用于小型化超宽带系统中。
en-us	The simulated and measured results show that the antenna has good notch and gain characteristics in the ultra wideband band, and can be used in miniaturized UWB system.

zh-cn	文中方法对于陷波渐变槽天线的研究具有一定的借鉴意义。
en-us	The method has certain reference significance for the research of notched tapered slot antenna.

zh-cn	BOC 信号的研究主要集中在 BOC(n,n)族类，对于不限制 m 和 n 取值的无模糊捕获跟踪算法研究较少。该文提出一种适用于 BOC(m,n)的基于相关函数的无模糊捕获算法，通过平移重构 BOC 信号自相关函数构造它的互补函数，再与原函数叠加以消除副相关峰。
en-us	An unambiguous acquisition scheme for BOC (m,n) signals is proposed by constituting a Synthesis Supplemental Correlation Function (SSCF) according to their features.

zh-cn	该算法在消除 BOC 调制带来的副峰的同时，保留了单一的窄主峰，保持主峰宽度不变，利用 BOC 调制方式高精度易跟踪的特点，解决了一般 BOC 信号捕获和跟踪过程中的模糊问题。
en-us	By applying the proposed scheme, side peaks are well eliminated and an unambiguous correlation function with a single narrow peak is obtained.

zh-cn	仿真验证了新算法的特性，并与其他的算法进行了比较分析。
en-us	It is confirmed that the proposed scheme is capable of acquiring BOC (m,n) signals. It is especially compared with the traditional BPSK-like method and the results show that the SSCF scheme performs much better in the acquisition success rate and peak-to–average ratio despite the noise interference.

zh-cn	该文通过对经典低旁瓣 MIMO 雷达发射波形设计方法的改进，提出一种新型的低旁瓣 MIMO 雷达发射波形设计方法。
en-us	A novel low sidelobe method is proposed through the improvement of the classical method of MIMO radar transmit waveform design.

zh-cn	该方法首先引入发射波形主瓣下界、主瓣上界两个参数，并设定主瓣下界的值；
en-us	Firstly, two parameters, involving the lower boundary and the upper boundary of the mainlobe of the transmitted waveform, are introduced. While the value of the lower boundary is given.

zh-cn	其次分别以最小化峰值旁瓣、最小化积分旁瓣为目标函数，以发射信号协方差矩阵半正定、各阵元发射信号恒功率为约束条件，在此基础上，在约束条件中加入对主瓣波动的限制，建立半正定规划优化问题，并且可通过设定不同的主瓣上界的值来控制主瓣波动、抑制旁瓣；
en-us	Secondly, a semidefinite programing optimization problem is established, whose objective function is minimization of peak-sidelobe or integrated-sideloble. The transmit waveform covariance is semi-positive and the signal power of each array element is fixed. Further, the restriction on the mainlobe fluctuation is added to the constraint of the optimization problem. What's more, if the upper boundary is changed, the mainlobe fluctuation and sidelobe will be changed simultaneously.

zh-cn	最后利用一次凸优化算法得到全局最优解。
en-us	Finally, only once convex optimization algorithm is used to obtain the global optimal solution.

zh-cn	仿真结果表明，该方法在只需求解一次凸优化问题的前提下，所设计波形旁瓣降低且可控。
en-us	Simulation  results  indicate  that  cognitive  LEO  satellite  is  able  to  select  optimized  spectrum  sensing strategy dynamically according to the idle states of primary channels with the interference limitation of primary user, and access primary channels more positively especially when the signal-to-noise ratio of detecting signals is low. The  influence  of  spectrum  sensing  uncertainty  on  the  efficiency  of  channel  access  is  depressed  and  the throughput of cognitive system is improved by the proposed channel access strategy.

zh-cn	由于移动设备处理能力和能量的限制，近年来提出了一种新型移动云环境，通过 Ad-hoc 方式共享邻近设备的闲置资源完成数据处理、存储等需求。
en-us	In order to solve the limitation of processing capacity and energy of single mobile equipment, the conception of Ad-hoc mobile cloud is proposed recently, in which a mobile device can use the idle resources at other neighboring devices for processing data and storage in Ad-hoc manner.

zh-cn	在此背景下，该文提出一个在源设备与邻近设备之间的任务卸载方案。
en-us	To this end, this paper designs a workload distribution for offloading among mobile equipment.

zh-cn	考虑无线网络环境下移动设备的移动性导致连接时间随机性问题，采用随机规划方法补偿连接时间预测不精确对任务卸载带来的不利影响。
en-us	Considering the random and intermittent connections between mobile equipment caused by the movement in wireless network, a stochastic programming method is adopted to take posterior recourse actions to compensate for inaccurate predictions.

zh-cn	同时，为了激励移动设备相互协作、最大化各自收益，提出基于买卖博弈的分布式多阶段随机买卖博弈任务卸载(SGWD)算法。
en-us	Moreover, in order to motivate the available mobile equipment for offloading while maximizing their utilities, a distributed multi-stage Stochastic buyer/seller Game for Workload Distribution (SGWD) is formulated.

zh-cn	仿真结果表明该算法在通信成本，时间延迟，能量消耗和收益性能上取得了有效提升。
en-us	Numerical results show the effectiveness of SGWD compared with the benchmark method in terms of communication cost, the delay, energy consumption and the payoff.

zh-cn	该文针对 D2D 无线网络中多终端并发协作重传冲突避免问题，提出一种基于立即可解网络编码的时延最小化重传方案。
en-us	A delay minimization retransmission scheme based on an instantly decodable network coding is proposed to solve the conflict problem when multiple devices cooperatively retransmit in Device-to-Device (D2D) wireless networks concurrently.

zh-cn	在重传阶段，充分利用 D2D 无线网络终端协作传输数据的优势，结合各终端数据包接收状态，综合考虑时延的影响因素，选取单次重传时延增量较小的数据包生成编码包，最小化重传时延。
en-us	In retransmission stage, making full use of multiple devices cooperative transmission advantages in D2D wireless network, combined with the packet receiving state of each devices, taking all of the influence factors of delay into account, and then the packets with smaller incremental delay for each retransmission are selected to generate encoding packets to minimize the retransmission delay.

zh-cn	同时，构建终端冲突图，在图中搜索极大独立集，根据各终端的编码包权重值，选择最大加权独立集中的终端作为并发协作重传终端，从而降低重传次数。
en-us	At the same time, the devices conflict graph is constructed and the maximal independent set is searched in the graph. According to the encoding package weight value of each device, the maximum weighted independent set are selected as the concurrent cooperative retransmission devices to reduce the number of retransmission.

zh-cn	仿真结果表明，所提方案能够进一步改善 D2D 无线网络的重传效率。
en-us	Simulation results show that the proposed scheme can further improve the retransmission efficiency of D2D wireless network.

zh-cn	L 波段微波辐射计是探测土壤湿度和海水盐度的有效遥感器。
en-us	L-band passive microwave remote sensing is an effective method for detection of soil moisture and ocean salinity.

zh-cn	但是，全球定位系统(GPS)信号、雷达信号以及一些商用电子产品的电磁辐射造成的频谱污染都可以对微波辐射计的探测造成干扰，使得被动微波遥感对地观测结果具有一定的偏差，降低了地表参数的反演精度。
en-us	However, spectrum pollution from Global Positioning System (GPS), radar and electromagnetic radiation from some commercial electronic products can interfere with the detection of microwave radiometers, it results in a certain deviation to the ground observation, and reduces the retrieval accuracy of the surface parameters.

zh-cn	该文通过实验模拟脉冲式噪声干扰，观测其在 L 波段(全功率接收型式)微波辐射计系统中的传输特性，分析输出信号特性与辐射计参数(积分时间、灵敏度)的相关性，获取其数字特征参数，结合脉冲检测法(APB)，提出一种新的自相关检测(ACD)算法，能够有效用于周期性的脉冲式辐射干扰的检测，在微波辐射计系统积分时间 1 ms 的情况下，能够检测 1.5 K 的噪声干扰，满足卫星遥感探测反演地表参数精度的需求。
en-us	Pulsed noise interference is simulated by experiment, its transmission characteristics in L-band (total power receiver) microwave radiometer system is observed, the correlation between the characteristics of the output signal and the radiometer parameters (integrating time and sensitivity) is analyzed, and its digital characteristic parameters are obtained. Combining the method of Asynchronous Pulse Blanking (APB), a new AutoCorrelation Detection (ACD) algorithm is proposed, which can detect periodic pulsed radiation interference effectively. In the case that microwave radiometer system integrating time is 1 ms, it can detect the noise interference of 1.5 K, which meets the requirement of precision of surface parameters retrieved by satellite remote sensing.

zh-cn	该文对 W 波段 TE62模回旋管准光模式变换器的辐射器和镜面系统进行了设计与实验验证。
en-us	The design and experimental verification of the launcher and mirror system of W band TE62 mode gyrotron quasi optical mode converter are presented.

zh-cn	基于耦合模理论，采用两级微扰对辐射器进行了设计，获得了圆波导内壁上的类高斯束斑的场分布；
en-us	Based on the coupled mode theory, two order perturbation is used to design the launcher. The field distribution of the Gauss beam spot on the inner wall of the circular waveguide is obtained.

zh-cn	基于惠更斯原理的矢量衍射积分理论，对准光模式变换器的镜面系统进行了优化设计，模拟与计算结果表明准光模式变换器的模式变换效率为 92.3%。
en-us	The vector diffraction integral theory based on Huygens's principle is used to optimize the mirror system of the optical mode converter. Simulation and calculation results show that the mode conversion efficiency of quasi optical mode the converter is 92.3%.

zh-cn	最后，通过热测实验，验证了输出模式为 W 波段类高斯模式。
en-us	Finally, a thermal measurement experiment is carried out to verify that the output mode is W band Gauss like mode.

zh-cn	该文提出一种基于进化思想的容忍恶意攻击安全定位算法(ELAMP)。
en-us	A malicious attack-resistant secure localization algorithm Evolutionary Location Algorithm with the Maximum Probability value (ELAMP) based on evolutionism is proposed.

zh-cn	依据最大似然估计概率模型，结合接收信号强度(RSS)标准差与距离的分布关系，建立 ZigBee 网络安全定位模型。
en-us	According to the maximum likelihood estimation probability model and the distribution of Received Signal Strength (RSS) standard deviation and the distance, a secure location model of ZigBee network is established.

zh-cn	进一步，设计进化算法对模型进行求解，并分析了算法的收敛性和时间复杂度。
en-us	Furthermore, the evolutionary algorithm is designed to solve the model, and the convergence and the time complexity of the algorithm is analyzed.

zh-cn	实验结果表明，当恶意节点比例不超过 50%的情况下，所提算法的定位精度明显优于已有定位算法。
en-us	Experimental results show that the proposed algorithm has better positioning accuracy than the existing positioning algorithm when the proportion of malicious nodes is not more than 50%.

zh-cn	对流层散射通信是一种地面微波超视距传播的重要手段。
en-us	Tropospheric scatter (Troposcatter) communication is an important means for ground microwave beyond-line-of-sight propagation.

zh-cn	针对现有对流层散射传输损耗预测模型无法描述大气环境等因素随机变化问题，该文基于电场强度的快慢衰落特性，首次开展了传输损耗的快慢衰落特性研究，建立了传输损耗分布模型，并结合 ITU-R P.617-3 给出了该分布待定参数的计算方法。
en-us	Available troposcatter transmission loss models are inefficient to describe the random variables resulting from atmosphere environment and other factors. Therefore, this paper studies the short-term fading and long-term fading characteristics of transmission loss based on those of electric field strength for the first time. The distribution model of transmission loss is modeled, whose parameters are estimated referring to ITU-R P.617-3.

zh-cn	选取了国际电信联盟公布的部分散射链路试验数据，借助正态分布的坐标图纸，验证了该分布模型的有效性，结果表明传播损耗慢衰落特性服从正态分布，可为下一步计算散射链路误码率奠定基础。
en-us	Parts of measured scatter links data from International Telecommunication Union (ITU) are chosen to verify this model with normal distribution graph. The result shows that the long-term fading of transmission obeys the normal distribution. It gives the basis of calculating error bit for the further work.

zh-cn	此外，基于分布模型还提出一种传输损耗预测方法，并利用试验数据验证了所提方法具有较好的精度，克服了现有方法无法计算任意概率传输损耗的问题。
en-us	In addition, a transmission loss prediction method is proposed based on its distribution model. It is verified to have a good accuracy using measured data, and this method address the problem that available transmission loss methods can not predict the values at any time percentages.

zh-cn	脉冲雷达信号广泛用于逆合成孔径雷达(ISAR)成像。在辐射式仿真中采用脉冲雷达信号进行 ISAR 成像时，由于脉宽对应的传播距离远大于微波暗室的空间长度，脉冲回波会在发射信号未被完全辐射之前返回接收机，使得收发信号相互耦合，难以得到 ISAR 图像。
en-us	Pulse radar signal is widely used in Inverse Synthetic Aperture Radar (ISAR) imaging. However, because the propagation distance obtained by the pulse width is larger than the size of anechoic chamber, target echo returns before the pulse signal is fully transmitted. As a result, the transmitted and reflected signals are coupled and difficult to be separated for ISAR imaging in Radio Frequency Simulation (RFS).

zh-cn	该文提出基于间歇收发的脉冲雷达 ISAR 成像等效模拟方法，通过将脉冲信号分段发射、分段接收，得到分段稀疏的目标回波。然后，结合压缩感知与间歇收发回波，重构得到 ISAR图像。
en-us	To solve this problem, the equivalent simulation method is proposed for pulse radar ISAR imaging based on Interrupted Transmitting and Receiving (ITR). As the ITR echo is piecewise sparse in time domain, the ISAR image can be reconstructed based on Compressive Sensing (CS).

zh-cn	根据等效模拟的实现流程，对仿真与实测数据进行分析，结果表明，该等效模拟方法所得 ISAR 图像与完整脉冲回波所得图像基本一致，从而验证了等效模拟方法的有效性。
en-us	Simulation and real data demonstrate that the ISAR image obtained by the proposed method is consistent with that obtained by the complete pulse radar signal. Therefore, the proposed method is effective for ISAR imaging in RFS.

zh-cn	为提高低采样点条件下互质阵列 DOA 估计精度，该文提出基于 Bessel 先验快速稀疏贝叶斯学习算法。
en-us	In order to improve DOA estimation accuracy of co-prime array while the number of snapshots is small, a novel fast Sparse Bayesian Learning (SBL) algorithm using Bessel priors is proposed.

zh-cn	该方法针对互质阵列输出的多采样点复数数据，首先构建了基于 Bessel 先验的多量测分层模型；
en-us	Focusing on the multi-snapshots complex output data of coprime array, a multiple measurement vectors hierarchical model based on Bessel priors is firstly built.

zh-cn	其次推导了模型所涉超参数的对数似然函数，根据最大似然估计准则得到了超参数的迭代公式；
en-us	Then the log-likelihood function of model hyperparameters is derived, and the iterative formulas of hyperparameters are derived based on the criterion of maximum likelihood estimation.

zh-cn	最后提出了快速实现方案，提高了运算效率。
en-us	Finally, a fast implementation scheme is developed in order to improve the computation efficiency.

zh-cn	仿真结果表明，该方法不依赖先验信息，在低采样点条件下具有更高的 DOA 估计精度和分辨率，能够对相干信号进行高精度 DOA 估计，并具有较高的运算效率。
en-us	Simulation experiments show that the proposed algorithm is independent on prior information. Under the condition of small number of snapshots, higher DOA estimation accuracy and resolution of uncorrelated and correlated signals can be achieved with proper computational efficiency.

zh-cn	此外，该文探究了虚拟阵列扩展与互质阵列测向自由度扩展间的关联，为后续阵列误差条件下互质阵列 DOA 研究估计提供参考。
en-us	Further more, the necessity between virtual array extension and DOA estimation freedom of co-prime array is explored, which provides reference to DOA estimation for co-prime array under array perturbation conditions.

zh-cn	Teager 能量算子是近年来提出的非线性方法，具有跟踪时变信号的特点，该文结合该算子和经验模态分解方法，提出一种新的语音端点检测算法，用于寻找合理的语音起始和终止端点。
en-us	In recent years, Teager energy operator is proposed as a kind of nonlinear method characterized with tracking a time-varying signal. The operator is combined with empirical mode decomposition, and a new method of voice activity detection is proposed to find the best voice start point and end point.

zh-cn	该算法利用经验模态分解，提出本征模态函数的有效性筛选条件，通过筛选本征模态函数，使得该算法能够处理含噪语音信号，同时分解所得单模态特性正好满足 TEO 算子对单成份能量跟踪的要求，最后利用 Hilbert 变换解决了可能存在的模态混叠问题。
en-us	Empirical Mode Decomposition (EMD) is further exploited and some valid choice conditions are constructed to choose the valid intrinsic mode functions. Thus, the method is able to deal with the voice with noise. Also, the character of the single mode of empirical mode decomposition meets the demand of single frequency component required by Teager Energy Operator (TEO). At last, Hilbert transform is added to solve the inherent problem of the mode mixing due to empirical mode decomposition.

zh-cn	经过这些处理，算法能够处理语音信号中清音段的端点标识，比直接 TEO、双门限法效果好。
en-us	Based on the above consideration, the proposed method can identify the unvoiced sound with noise, which is better than the direct TEO and double threshold method.

zh-cn	通过大量实验验证了该算法的有效性。
en-us	Experiments show the validity of the proposed method.

zh-cn	为什么能够在格上构造全同态加密?
en-us	Why can fully homomorphic encryption be constructed based on lattice?

zh-cn	密文矩阵的本质及构造方法是什么?
en-us	What is the essence and construction of the matrix?

zh-cn	该文提出一个重要的概念：抽象解密结构。
en-us	An important concept is proposed: Abstract decryption structure.

zh-cn	该文以抽象解密结构为工具，对目前全同态加密构造方法进行分析，得到抽象解密结构、同态性与噪音控制之间的关系，将全同态加密的构造归结为如何获得最终解密结构的问题，从而形式化地建立全同态加密构造方法。
en-us	Based on the abstract decryption structure, the main factors related to the homomorphic encryption are analyzed and relationship between abstract decryption structure, homomorphism and noise control is studied. The construction of the homomorphic encryption is attributed to the problem of how to obtain the final decryption structure. So the formal method of homomorphic encryption can be established.

zh-cn	最后对 GSW 全同态加密方法分析，提出其密文矩阵是由密文向量堆叠而成。
en-us	Thus the essential law of the construction method of the homomorphic encryption construction is expounded, which provides the clue and clue for the construction of the new full homomorphic encryption.

zh-cn	基于密文堆叠法，研究密文是矩阵的全同态加密的通用性原因，给出密文矩阵全同态加密与其它全同态加密之间的包含关系。
en-us	The general reason of the full homomorphic encryption of the ciphertext matrix from the point of view of the ciphertexts stack method is studied. The relation between the full homomorphic encryption and the other homomorphic encryption is obtained. Finally, this paper gives a general method of constructing fully homomorphic encryption.

zh-cn	传统稀疏表示目标追踪算法首先通过粒子滤波方法对状态粒子进行采样，然后利用灰度特征表征采样粒子观测向量，最后构造基于观测向量的稀疏表示模型来进行目标追踪。
en-us	In traditional sparse representation based visual tracking, particle sampling is first achieved by particle filter method. Then the particle observations are represented by intensity feature. Finally, the visual tracking is achieved by the intensity feature based sparse representation model.

zh-cn	与传统稀疏表示模型不同，该文提出一个基于典型相关性分析的稀疏表示模型，此模型首先使用两种特征来表征粒子观测向量，然后对两种观测向量的子空间投影结果进行稀疏建模。
en-us	Different from traditional sparse representation model, a canonical correlation analysis based sparse representation model is proposed in this paper. The proposed model first uses two kinds of features to represent the particle observations, then, the projections of particle observations are used to build the sparse representation model.

zh-cn	所构建的模型可通过在子空间中探究特征间的相关性来实现不同特征的互补融合，提升稀疏表示模型在复杂监控环境下的鲁棒性。
en-us	The advantage of the proposed model lies in that it can give a proper multi-feature fusing through canonical correlation analysis, which explores the relation between two features in a latent common subspace.

zh-cn	为提升众包任务在线分配的总体效用，该文提出一种适用于时空众包环境的在线任务分配方法。
en-us	In order to improve the overall effectiveness of the online assignment of crowdsourcing tasks, an online task assignment method is proposed for the space-time crowdsourcing environment.

zh-cn	该方法针对时空众包环境下的在线任务分配问题，首先提出一种以众包任务为中心的 K 最近邻算法来进行候选众包工人的选择，进而设计一种基于动态效用的阈值选择算法，实现众包工人与任务的最优分配。
en-us	To deal with the problem of online task assignment in spatiotemporal crowdsourcing environment, a K-NearestNeighbor (KNN) algorithm is firstly proposed based on crowdsourcing task to select the candidate crowdsourcing workers. Then a threshold selection algorithm based on dynamic utility is designed to realize the optimal allocation of crowdsourcing workers and tasks.

zh-cn	实验结果显示，文中所提出算法具有较好的有效性和可行性，并能在一定程度上保证众包工人的可靠性，优化平台总效益。
en-us	Experimental results show that the proposed algorithm is effective and feasible, and can guarantee the reliability of crowdsourcing workers and optimize the overall efficiency of the platform.

zh-cn	无人机 3 维航迹规划是任务规划中最复杂、重要的部分，针对基本蚁狮算法在解决 3 维航迹规划时能力不足的问题，首先在蚂蚁的行为中引入混沌调节因子，在蚁狮的行为中引入反调节因子，提高了算法的探索能力和开发能力；
en-us	Unmanned Aerial Vehicle (UAV) 3D path planning is the most complex and important part of mission planning. Considering that the problem of 3D path planning can not be solved by the original algorithm perfectly, so firstly the chaotic adjustment factor and anti-regulation factor are introduced into the behavior of ant and ant lion respectively, which improves the exploration and the exploitation of algorithm.

zh-cn	其次在建立 3 维环境模型的基础上，充分利用地形和约束信息，缩减搜索空间；
en-us	Then, in order to reduce search space, terrain and constraints are full used on the basis of the establishment of 3D environment model.

zh-cn	最后将改进后的算法应用于 3 维航迹规划，并与原算法进行对比, 实现在线局部重规划。
en-us	Lastly, the improved algorithm is applied to the 3D path planning, which is compared with the original algorithm, and online local re-planning is implemented.

zh-cn	仿真实验结果验证了改进方法的可行性和优越性。
en-us	Simulation results demonstrate the feasibility and superiority of the improved method.

zh-cn	随着对地观测卫星成像分辨率和在轨机动性能的提升，卫星平台姿态的高频颤振对成像几何质量的影响更加显著。
en-us	With the improvement of imaging resolution and on-orbit mobility of earth observation satellites, the imaging geometric quality is more apparently influenced by the attitude's high-frequency jittering of satellite platform.

zh-cn	鉴于传统的基于分时成像数据的颤振检测和补偿方法具有密集匹配计算量大，误差干扰程度高和无法分解各旋角方向的颤振量等缺点。
en-us	The traditional time-division imaging data based jitter detection and compensation methods have many drawbacks, which include large amount of calculation and high degree of error interference in dense matching, and it is unable to decompose the jitter quantity in each rotation angle direction.

zh-cn	该文以国产遥感系列光学卫星搭载的高频角位移设备为例，研究基于角位移高频测姿数据的直接颤振检测方法和影像几何质量补偿方法。其中包括角位移数据的加窗 FIR 滤波预处理，在俯仰、翻滚和偏航方向随时间变化的颤振曲线分布规律分析，以及基于角位移数据的影像直接定位补偿。
en-us	This paper takes the high-frequency angular displacement equipment which is carried by China's remote sensing optical satellite for example, studies on the direct jitter detection method and the image geometric quality compensation method based on high-frequency attitude measurement angular displacement data, which include the windowed FIR filter pre-processing of angular displacement data, the phase distribution analysis on time-dependent jitter curve in pitch, roll and yaw directions, as well as image direct positioning compensation based on angular displacement data.

zh-cn	将高频颤振补偿应用于卫星平台的姿态复原和基于严格成像几何模型的几何纠正解算。
en-us	The high-frequency jitter compensation is applied to attitude recovery and geometric rectification based on strict imaging geometric model.

zh-cn	采用北京地区遥感系列光学卫星数据的实验结果表明，该文方法能够显著地改善高频颤振检测的精度和可靠性，有效地提高颤振补偿后卫星影像的内部几何质量，其中长度变形精度提高了 0.5 个像素左右。
en-us	The experimental results of China remote sensing satellite images in Beijing area illustrate that the methods proposed in this paper can significantly improve the accuracy and reliability of the high-frequency jitter detection, and can effectively improve the internal geometric quality of satellite image after jitter compensation. For example, the length deformation accuracy can be improved by 0.5 pixel.

zh-cn	在方位多通道高分辨宽测绘带合成孔径雷达(HRWS SAR)系统中，通道间幅相偏差和通道时延偏差将会导致多普勒解模糊性能下降。
en-us	In multichannel High-Resolution and Wide-Swath (HRWS) Synthetic Aperture Radar (SAR) systems, channel amplitude and phase mismatches would degrade the performance of azimuth ambiguity suppression as well as range sampling mismatches.

zh-cn	为了解决该问题，该文提出一种基于距离频谱分析的方位多通道 HRWS SAR 通道偏差稳健估计方法。
en-us	To address this problem, a robust estimation method based on range spectrum analysis is proposed in this letter.

zh-cn	该算法分为两步：第 1 步，通过对相邻通道回波距离频谱的干涉相位进行相位解缠绕和加权多项式拟合，从而获得通道时延偏差的稳健估计；
en-us	The method includes two steps: firstly, by exploiting the interferometric phases between the range spectrums of adjacent channels, the proposed method can robustly estimate range sampling mismatches by the combination of phase unwrapping and a weighted least squares fitting.

zh-cn	第 2 步，基于空间互相关理论，根据通道间常数干涉相位同时估计基带多普勒中心和通道间相位偏差。
en-us	Secondly, based on the theory of spatial cross correlation, an accurate Doppler centroid and phase mismatches could be obtained from constant phases between adjacent channels.

zh-cn	相比于传统算法，该算法克服了相位缠绕和跳变对系数估计的影响，提高了算法稳健性，而且能同时估计基带多普勒中心和通道相位偏差。
en-us	Compared with traditional methods, the proposed method overcomes the effect of phase wraps and jumps on polynomial coefficient estimation. It not only improves the robustness of parameter estimation but also can simultaneously obtain the Doppler centroid and phase mismatches.

zh-cn	实测及仿真数据处理验证了该算法的稳健性和精确性。
en-us	Experimental results based on airborne real data and simulated data validate its effectiveness of the proposed method.

zh-cn	已有的基于格的密文策略属性基(CP-ABE)方案只能通过矩阵运算方法进行加解密，加解密效率不高，而效率较高的基于理想格的密钥策略属性基(KP-ABE)方案又存在对各类实际应用场景适应性较差的问题。
en-us	The existing Ciphertext-Policy Attribute-Based Encryption (CP-ABE) schemes from lattices are inefficient while they are performed in matrix operation, and these Key-Policy Attribute-Based Encryption (KP-ABE) schemes from ideal lattices with higher efficiency are inadaptable to most practical application scenarios.

zh-cn	为解决上述问题，该文利用理想格上的算法生成主密钥和密钥，同时在多项式环上进行运算，极大地提高了加解密效率；
en-us	To solve these problems, the new scheme generates master keys and secret keys by the algorithms based on ideal lattices and the whole scheme is computed over a polynomial ring, thus its efficiency of encryption and decryption can be greatly improved.

zh-cn	通过在原属性集合中添加虚拟属性，方案成功结合访问结构生成密文，同时授权用户可以构建出满足解密条件的子集，从而实现方案的正确解密；
en-us	The ciphertexts associated with access structure are successfully generated by adding some virtual attributes to the original attribute set. Meanwhile, the authorized user can build a subset based on these virtual attributes for decrypting the scheme correctly.

zh-cn	还利用单个陷门矩阵生成密钥，有效降低了公共参数和主密钥的数量。
en-us	And the secret keys are generated by a single trapdoor matrix, which reduces the number of public parameters and master keys effectively.

zh-cn	最终该文构建了一个基于理想格的支持门限访问结构的高效 CP-ABE 方案，并证明方案在环上容错学习(R-LWE)假设下是选择性安全的。
en-us	Finally, an efficient CP-ABE scheme for flexible threshold access structures on ideal lattices is proposed, and its security is reduced to decisional Learning With Errors over Ring (R-LWE) assumption against chosen plaintext attack in the selective security model.

zh-cn	与现有支持门限访问结构的方案的对比分析表明，该文方案公共参数数量更少、效率更高，且对实际应用场景有更好的适应性。
en-us	Comparative analysis of similar schemes shows that the new scheme has less public parameters and higher efficiency, and gets better adaptability to the practical application scenarios.

zh-cn	现代战争中，雷达系统发展迅速。
en-us	In modern warfare, the radar system is developing rapidly.

zh-cn	为识别复杂的雷达信号调制模式以及混合体制雷达，该文提出一种基于多站获取脉冲时差参数联合其他脉冲描述字分选的办法，利用多层感知器神经网络得到脉间调制识别结果。
en-us	To recognize complex modulation mode of radar signal and hybrid pulse repetition interval radar, this paper proposes a sorting method based on multi-station acquired pulse time-difference parameter combined with other pulse description words, taking advantage of the multi-station TDOA from the same emitter is similar to sort emitter signal pulse, and finally got the recognition result with the Multi-Layer Percetron (MLP) neural network.

zh-cn	该文通过时差参数与其他脉冲描述字去交错解决传统脉冲重复周期估计算法无法对复杂的脉间调制方式进行估计。
en-us	Traditional Pulse Repetition Interval (PRI) estimation algorithms estimate complex pulse interval modulation invalidly. In this paper, to solve this problem pulse time-difference parameter and other pulse description words are used.

zh-cn	利用训练好的多层感知器，获取完成去交错后的脉冲序列其特征向量，获得其脉间调制类型识别。
en-us	The feature vector of de-interlace pulse sequence is acquired and the result of pulse interval modulation type recognition is obtained with the trained MLP neutral network.

zh-cn	通过实验仿真，在脉冲丢失率不高于 20%情况下，对复杂脉间调制方式的正确识别概率在 90%以上。
en-us	Through experimental simulation, the correct recognition probability of the complex pulse interval modulation method is more than 90% in the case of the pulse loss rate is not more than 20%.

zh-cn	现有的相位编码信号码元速率估计方法在样本点足够多的情况下才能准确估计出参数，且算法复杂度高。
en-us	Existing methods for symbol rate estimation of phase coded signals require amounts of sensing data, and are of high computational complexity.

zh-cn	针对此问题，该文详细分析了 BPSK 信号的结构特征，并以此为先验信息对其循环自相关(CA)向量进行压缩采样，降低了传统贝叶斯复数处理方法的维度。
en-us	This paper analyzes the structure characteristics of BPSK signals, which are employed as the prior information for signal compressing and dimensionality reduction.

zh-cn	利用压缩传感中离散傅里叶变换矩阵的奇偶性，分解传感矩阵为正弦和余弦变换，分别将 CA 向量的实虚部转换到对应变换域测量，根据复数信号实虚部具有相同支撑集这一特点，采用多任务稀疏贝叶斯重构时延积向量的单边谱分量，从而估计出码元频率。
en-us	The sensing matrix can be split into sine and cosine component, combined with the Fourier transform parity. According to the fact that the real and imaginary components of a complex value share the same support set, the symbol rate estimation can be obtained, using unilateral spectral of the delay-product vector reconstructed by multi-task Bayesian compressive sensing.

zh-cn	理论分析和仿真结果表明，相较于其它基于稀疏贝叶斯学习的参数估计算法，所提方法在测量数量较少的情况下也能准确估计出循环频率，且算法实时性显著提高。
en-us	Theoretical analysis and simulation results show that compared with other parameter estimation algorithms, the proposed method can reduce the measurements and significantly improve the real-time ability, while keeping the high reconstruction accuracy.

zh-cn	社交网络信息传播控制通过在合适的时机选择最佳的控制点，以较小的代价实现对大部分甚至整个网络的信息传播控制。
en-us	In order to control the information propagation of the whole network at a lower cost, some information propagation control methods are introduced into social networks to select the best control point at a proper time.

zh-cn	社交网络用户间的弱关系往往具有信息需求互补、行为取向不断同化的特点，使其在信息扩散过程中有着不可忽视甚至爆发式的传播作用。
en-us	However, few work considers the weak ties between nodes to control the information propagation. Due to the characteristics of the complementation of information demand and the continuous assimilation of behavior orientation, the weak ties between nodes may be explosive in the process of information propagation, thus they can not be ignored.

zh-cn	针对这一问题，考虑社交网络强弱关系对信息传播的影响，该文提出一种基于严格可控理论的信息传播控制方法。
en-us	To solve this problem, considering the impact of strong and weak ties between nodes on information propagation, a propagation control method based on the exact controllability theory is proposed.

zh-cn	首先，针对强关系对信息传播的影响，提取用户间的亲密度、权威性以及互动频率 3 个影响因素，构建强度关系网络。
en-us	Firstly, some strong ties between nodes, such as the node's intimacy, authority and interaction frequency are introduced to build the initial tie networks.

zh-cn	其次，考虑到信息传播中的弱关系特性，对网络中具有潜在价值的弱关系进行识别，并对强度关系网络中的连边权值加以更新。
en-us	Secondly, some potential valuable weak ties between nodes are identified and then tie networks are further updated.

zh-cn	最后，利用严格可控理论找出网络中的驱动节点组，并根据信息传播的特征选取驱动节点集，对信息传播进行控制。
en-us	Finally, the exact controllability theory is used to find the driver node groups, and then the set of driver nodes are selected according to the characteristics of information propagation to control information propagation.

zh-cn	实验结果表明，该文所提传播控制方法能对信息传播的促进或抑制进行有效控制，为社交网络信息传播控制提供新的方法和思路。
en-us	Experimental results show that the proposed method can effectively promote or suppress the information propagation, which provides some ideas for the information propagation control in social networks.

zh-cn	为解决 5G 网络切片间资源分配的问题，该文提出一种基于在线双向拍卖 (ODA)的资源调度机制。
en-us	In order to solve the problem of resource allocation between 5G virtual network slice, a resource scheduling mechanism based on Online Double Auction (ODA) is proposed.

zh-cn	该机制首先针对不同的业务需求和业务收益确定网络切片的优先级和单位资源报价；
en-us	Firstly, the priority of network slices and unit resource quotes are determined according to different traffic needs and traffic benefits.

zh-cn	其次明确最大化网络收益的目标建立线下单向拍卖模型；
en-us	Then, to maximize the network revenue, an offline single auction model is established.

zh-cn	进一步，考虑资源的动态分配和回收利用，提出价格更新算法实时更新资源价格；
en-us	Further, based on the resources dynamic allocation and recycling, the price-updating algorithm is proposed to update the resource price in real time.

zh-cn	最后，综合线下单向拍卖机制和价格动态变化机制建立在线双向拍卖模型，为切片动态分配资源。
en-us	Finally, the offline single auction mechanism and the price update mechanism are combined to establish ODA model and allocate resources dynamically for the network slices.

zh-cn	仿真结果表明，该机制在提高网络收益的同时可以保证各切片用户的 QoS 需求。
en-us	The simulation results show that the proposed mechanism can improve network revenue and guarantee the QoS requirement of each slice user.

zh-cn	针对无源时差(TDOA)定位的非线性方程解算问题，论文使用一种名为樽海鞘群算法(SSA)的新的群体智能优化算法。
en-us	To solve the nonlinear equation problems of Time-Difference-Of-Arrival (TDOA) passive location, a new swarm intelligence optimization algorithm called Salp-Swarm-Algorithm (SSA) is used.

zh-cn	首先，该算法采用一种新的群体更新模型，充分平衡迭代过程中的探索行为与开发行为，在保证搜索的全局性与个体的多样性的同时，改善了其他智能优化算法容易陷入局部极值的问题。
en-us	Firstly, a new renewal model of salps is proposed to balance exploration and exploitation properly during iteration in SSA. SSA not only ensures the wholeness of searching and the diversity of individuals, but also improves the problem that other intelligent optimization algorithms fall into local optima easily.

zh-cn	其次，该算法控制参数很少，运算速度明显提高。
en-us	Besides, there are few parameters to be adjusted, therefore, the computation speed is obviously improved.

zh-cn	该算法的收敛速度十分稳定，定位精度更高。
en-us	Moreover, the convergence performance of the proposed algorithm is very stable and the accuracy of location is higher.

zh-cn	仿真结果表明，樽海鞘群算法在 3 维时差定位中能够快速、稳定地收敛至目标位置，对传统粒子群算法(PSO)、改进的线性权重粒子群算法(IPSO)与 SSA 的定位精度进行比较，SSA 精度明显高于 PSO 与 IPSO。
en-us	Simulation results show that the proposed algorithm can converge to the position of emitters fast and stably in 3D TDOA location. Comparing with Particle-Swarm- Optimization (PSO) and Improved-Particle-Swarm-Optimization (IPSO), the proposed algorithm has lower mean square error.

zh-cn	序列的k-错线性复杂度是序列线性复杂度稳定性的重要评价指标。
en-us	The k-error linear complexity of a sequence is a fundamental concept for assessing the stability of the linear complexity.

zh-cn	在求得一个序列k-错线性复杂度的同时，也需要求出是哪些位置的改变导致了序列线性复杂度的下降。
en-us	After computing the k-error linear complexity of a sequence, those bits that make the linear complexity reduced also need to be computed.

zh-cn	该文提出一个在GF( )q上计算2np -周期序列s的k-错线性复杂度以及对应的错误序列e的算法，这里p和q是素数，且q是一个模2p的本原根。
en-us	For 2np-periodic sequence over GF( )q, where p and q are odd primes and q is a primitive root modulo2p, an algorithm is presented, which not only computes the k-error linear complexity of a sequence s but also gets the corresponding error sequence e.

zh-cn	该文设计了一个追踪代价向量的trace函数，算法通过trace函数追踪最小的代价向量来求出对应的错误序列e，算法得到的序列e使得()se+的线性复杂度达到k-错线性复杂度的值。
en-us	A function is designed to trace the vector cost called "trace function", so the error sequence e can be computed by calling the "trace function", and the linear complexity of ()se+ reaches the k-error linear complexity of the sequence s.

zh-cn	开展角闪烁噪声下的目标跟踪研究对提升传感器的探测性能具有重要意义，其中角闪烁噪声具有的分布未知和非平稳特性是长期困扰研究者的难点。
en-us	Research on target tracking with glint noise is important to improve detection performance of sensor, in which the glint noise's unknown distribution and non-stationary property puzzle researchers for a long time.

zh-cn	针对该问题，该文首先给出角闪烁下基于变分贝叶斯参数学习的跟踪滤波理论框架。
en-us	In order to solve this problem, the tracking theoretical framework of variational Bayesian parameter learning with glint noise is firstly introduced.

zh-cn	其次，提出一种联合估计运动状态和闪烁噪声分布的变分贝叶斯-交互式多模型(VB-IMM)算法，该算法通过设计多个并行的跟踪模型处理角闪烁的跟踪问题，同时利用变分贝叶斯方法实现闪烁噪声分布参数的在线学习，并反馈给跟踪模型，实时调整跟踪模型参数。
en-us	Then, a novel algorithm called Variational Bayesian-Interacting Multiple Model (VB-IMM) is proposed to estimate the system states as well as the unknown glint noise's distribution. The proposed algorithm designs a bank of tracking filters in parallel with different measurement noise. Moreover, the algorithm utilizes variational Bayesian method to learn distribution parameters of the glint noise online and feed these parameters back to the tracking filters to revise the filters.

zh-cn	最后，设计了仿真实验对算法在闪烁噪声分布未知和非平稳条件下的跟踪性能进行了验证，同时对算法的计算复杂度进行了仿真分析。
en-us	In order to validate the performance of this algorithm, comparative experiments are carried out from two aspects of tracking accuracy and computational complexity.

zh-cn	仿真结果表明，在量测噪声分布未知和非平稳条件下，VB-IMM具有较高的跟踪精度，且算法复杂度较小，易于实现。
en-us	Simulation results verify good performance of tracking error and low computational complexity of the proposed algorithm.

zh-cn	跨模态说话人标注旨在利用说话人的不同生物特征进行相互匹配和互标注，可广泛应用于各种人机交互场合。
en-us	Cross-modal speaker tagging aims to learn the latent relationship between different biometrics for mutual annotation, which can potentially be utilized in various human-computer interactions.

zh-cn	针对人脸和语音两种不同模态生物特征之间存在明显的“语义鸿沟”问题，该文提出一种结合有监督联合一致性自编码器的跨音视频说话人标注方法。
en-us	In order to solve the "semantic gap" between the face and audio modalities, this paper presents an efficient supervised joint correspondence auto-encoder to link the face and audio counterpart, where by the speaker can be crosswise tagged.

zh-cn	首先分别利用卷积神经网络和深度信念网络分别对人脸图像和语音数据进行判别性特征提取，接着在联合自编码器模型的基础上，提出一种新的有监督跨模态神经网络模型，同时嵌入softmax 回归模型以保证模态间和模态内样本的相似性，进而扩展为 3 种有监督一致性自编码器神经网络模型来挖掘音视频异构特征之间的潜在关系，从而有效实现人脸和语音的跨模态相互标注。
en-us	First, Convolutional Neural Network (CNN) and Deep Belief Network (DBN) are used to extract the discriminative features of the face and the audio samples respectively. Then, a supervised neural network model associated with softmax regression is embedded into a joint auto-encoder model, which can discriminatively preserving the inter-modal and intra-modal similarities. Accordingly, three different kinds of supervised joint correspondence auto-encoder models are presented to correlate the semantic relationships between the face and the audio counterparts, and the speaker can be crosswise annotated efficiently.

zh-cn	实验结果表明，该文提出的网络模型能够有效的对说话人进行跨模态标注，效果显著，取得了对姿态变化和样本多样性的鲁棒性。
en-us	The experimental results show that the proposed supervised joint auto-encoder is able to perform cross-modal speaker tagging with outstanding performance, and demonstrate the robustness to facial posture variations and sample diversities.

zh-cn	近阈值电压技术通过降低晶体管的电源电压来降低芯片能耗和提升能效。
en-us	Near-threshold voltage computing enables transistor voltage scaling to continue with Moore's Law projection and dramatically improves power and energy efficiency.

zh-cn	但是，近阈值电压技术会在 Cache中引起大量位错误，严重影响末级缓存的功能。
en-us	However, a great number of bit-cell errors occur in large SRAM structures, such as Last-Level Cache (LLC).

zh-cn	针对近阈值电压下超过 1%的位错误率造成的 Cache 故障问题，该文提出一种基于传统 6T SRAM 单元的可容错的末级缓存结构(FTLLC)。
en-us	A Fault-Tolerant LLC (FTLLC) design with conventional 6T SRAM cells is proposed to deal with a higher failure rate which is more than 1% at near-threshold voltage.

zh-cn	该策略对缓存条目中的错误进行了低错纠正和多错压缩，提高了 Cache 中数据保存的可靠性。
en-us	FTLLC improves the reliability of data stored in Cache by correcting the single-error and compressing multi-errors in Cache entry.

zh-cn	为了验证 FTLLC 的有效性，该文在 gem5 中实现了该结构，并运行了 SPEC CPU2006 测试集进行仿真实验。
en-us	To validate the efficiency of FTLLC, FTLLC and prior works are implemented in gem5, and are simulated with SPEC CPU2006.

zh-cn	结果表明，对于 650 mV 电压下 65 nm 工艺的末级缓存，FTLLC与 Concertina 压缩机制相比在 4-Byte 粒度下末级缓存可用容量增加了 24.9%，性能提高了 7.2%，末级缓存的访存缺失率下降了 58.2%，而面积和能耗开销仅有少量增加。
en-us	The experiment shows that compared with Concertina at 650 mV, the performance of a 65 nm FTLLC with 4-Byte subblock size improves by 7.2% and the Cache capacity increases by 24.9%. Besides, the miss rate decreases by 58.2%, and there are little increases on area overhead and power consumption.

zh-cn	静轨光学卫星对舰船目标监视时，由于探测距离较远存在较大的目标定位误差，影响后续目标跟踪的准确性。
en-us	When ship target is monitored by the geostationary optical satellite, the positioning error is large due to the long distance between the target and the satellite, which affects the accuracy of the follow-up target tracking.

zh-cn	由于任务区域主要是海面，可能无法找到地面控制点(GCP)进行坐标校正。
en-us	As the monitoring area is mainly the ocean, it may not be possible to find the Ground Control Point (GCP) for coordinate correction.

zh-cn	为了提高无控下静轨光学卫星对舰船目标的定位精度，同时实现多源数据的融合，该文提出一种基于船舶自动识别系统(AIS)数据的静轨光学卫星舰船目标点迹关联与误差校正方法。
en-us	In order to improve the positioning accuracy of the geostationary optical satellite for ship without GCP, and to realize the fusion of multi-source data, a novel target point association and error correction with optical satellite in geostationary orbit and ship Automatic Identification System (AIS) is proposed.

zh-cn	利用有理多项式系数(RPC)模型实现物方坐标到像方坐标的转换，通过迭代最近点(ICP)与全局最近邻(GNN)算法进行点迹关联，由关联点对实现误差校正。
en-us	By means of the Rational Polynomial Coefficient (RPC) model, AIS coordinates are transformed into image coordinates. The Iterative Closest Point (ICP) and Global Nearest Neighbor (GNN) algorithm are combined and used for data association. Then, the error is corrected using the point pair of association.

zh-cn	利用高分 4 号卫星图像与 AIS 数据进行了实验，实验结果表明该算法具有很高的关联正确率，同时极大提高了定位精度，基本可以满足实用性要求。
en-us	Experimental results using GF-4 images and AIS data verify the feasibility of the proposed method and show that the association algorithm has a high correlation rate, and the average positioning accuracy after error correction is improved greatly compared with the positioning accuracy before correction.

zh-cn	在保证密文策略属性基加密(CP-ABE)算法安全性的前提下，尽可能地提升其工作效率一直是密码学领域的研究热点。
en-us	Under the premise of ensuring the security of Ciphertext-Policy Attribute Based Encryption (CP-ABE), to enhance efficiency as much as possible is always a research hotspot in the field of cryptography.

zh-cn	该文从作为 CP-ABE 效率核心的访问结构着手，首次提出基于简化有序二叉决策图(ROBDD)的访问结构，给出了相应的策略表示方法、用户可满足性判定；
en-us	Starting from the access structure, which is the efficiency basis of CP-ABE, a new kind of access structure is proposed based on Reduced Ordered Binary Decision Diagrams (ROBDD) for the first time, and the corresponding strategy representation method and satisfaction determination are given.

zh-cn	基于简化有序二叉决策图(ROBDD)访问结构设计了在算法时间复杂度、存储空间占用量等方面都具有较好表现的 CP-ABE 方案；
en-us	Furthermore, based on the above access structure, a new CP-ABE with good performance in lots of aspects, such as time complexity of algorithms and storage occupancy of secret keys, is designed;

zh-cn	在安全性方面，该方案能够抵抗用户间的合谋攻击和选择明文攻击。
en-us	In terms of security, the scheme can resist collusion attack and chosen plaintext attack.

zh-cn	对比分析表明，ROBDD 访问结构具有更强的表达能力和更高的表达效率；
en-us	Comparative analysis shows that, ROBDD access structure has stronger expression ability and higher expression efficiency;

zh-cn	新的CP-ABE 方案包含时间复杂度为常数阶的密钥生成算法、解密算法，能够为用户生成定长私钥并实现快速解密。
en-us	In the new CP-ABE scheme, the time complexity of key generation algorithm and decryption algorithm is O(1), which can generate constant-size secret keys and achieve fast decryption.

zh-cn	花卉植物高真实感的仿真交互是目前虚拟植物可视化研究的一个重要方向。
en-us	The high realism simulation interaction of flower plants is an important direction of virtual plant visualization.

zh-cn	随着虚拟现实(VR)技术的普及，越来越多的应用采用了 VR 头戴设备的呈现方式。
en-us	More and more applications are presented by the Virtual Reality (VR) headset device with the popularity of virtual reality technology.

zh-cn	VR 系统需要高度真实的沉浸感画面，通用的植物建模和图形引擎渲染功能已不能满足该需求。
en-us	The VR system requires a highly realistic immersive picture for which generic plant modeling and graphics engine rendering capabilities are no longer sufficient.

zh-cn	该文通过分析光照原理并融合基于物理的渲染技术，提出基于双向散射分布函数 BSDF 的花卉植物高度真实感的物理渲染算法，利用 ShaderLab，对几种盆栽花卉植物在光照下进行仿真，并对融合算法做优化处理。
en-us	In this paper, a physical rendering algorithm is proposed based on Bidirectional Scattering Distribution Function (BSDF) to realistic flower plants by analyzing the principle of illumination and combining the Physics-Based Shading (PBS) technology. Potted flora in light mode is simulated by ShaderLab and the fusion algorithm is optimized.

zh-cn	针对 VR 头盔设备 HTC Vive 的成像效果，对图像进行扭曲变形优化，使画面更符合人眼双目立体视觉成像效果，增强系统沉浸感。
en-us	The image is distorted by lens matching rendering technology to make the virtual scene closer to the real human eye vision and reduce the user vertigo when users wear the VR headset when using the VR helmet equipment HTC Vive.

zh-cn	最后基于该方法设计并实现了一个头盔式 VR 花卉植物仿真模拟系统，获得了逼真的场景漫游体验效果。
en-us	Finally a helmet VR floral plant simulation system is designed and a realistic immersive scene is realized.

zh-cn	差异性和平均精度是提高分类器集成性能的两个重要指标。
en-us	The key to the success of an ensemble system are the diversity and the average accuracy of base classifiers.

zh-cn	增加差异性势必会降低平均精度，增大平均精度一定会减小差异性。
en-us	The increase of diversity among base classifiers will lead to the decrease of the average accuracy, and vice versa.

zh-cn	故在差异性和平均精度之间存在一个平衡状态，使得集成性能最优。
en-us	So there exists a tradeoff between the diversity and the average accuracy, which makes the ensemble perform the best with respect to ensemble pruning.

zh-cn	为了寻找该平衡状态，该文提出融合改进二元萤火虫算法和互补性测度的集成剪枝方法。
en-us	To find the tradeoff, Improved Binary Glowworm Swarm Optimization combined with Complementarity measure for Ensemble Pruning (IBGSOCEP) is proposed.

zh-cn	首先，采用 bootstrap 抽样方法独立训练出多个基分类器，构建原始基分类器池。
en-us	Firstly, an initial pool of classifiers is constructed through training independently some base classifiers using bootstrap sampling.

zh-cn	其次，采用互补性测度对原始基分类器池进行预剪枝。
en-us	Secondly, the classifiers in the initial pool are pre-pruned using complementarity measure.

zh-cn	接着，通过改进萤火虫的移动方式和搜索过程，引入重新初始化机制和跳跃行为，提出改进二元萤火虫算法。
en-us	Thirdly, Improved Binary Glowworm Swarm Optimization (IBGSO) is proposed by improving moving way, searching processes of glowworm, introducing re-initialization, and leaping behaviors.

zh-cn	最后，采用改进二元萤火虫算法对预剪枝后的基分类器，进行进一步剪枝，选择出集成性能最优的基分类器子集合。
en-us	Finally, the optimal sub-ensemble is achieved from the base classifiers after pre-pruning using IBGSO.

zh-cn	在 5 个 UCI 数据集上的实验结果表明，较其他方法，使用较少的基分类器，获得了更优的集成性能，具有良好的有效性和显著性。
en-us	Experimental results on 5 UCI datasets demonstrate that IBGSODSEN can achieve better results than other approaches with less number of base classifiers, and that its effectiveness and significance.

zh-cn	针对无线传感器网络(WSNs)日益增大的干扰导致网络容量下降的问题，同时考虑到网络能量有限性，该文综合网络容量和链路传输能耗，构建了高容量低传输能耗的功率控制与信道分配联合博弈模型，并通过理论分析证明该模型存在最优功率和最优信道。
en-us	To solve the problem that the network capacity decreases with the increasing interference in Wireless Sensor Networks (WSNs), a joint power control and channel allocation optimization game model is constructed, which considers the limitation of network energy. This game model contains the network capacity and the energy consumption of data transmission in the network. Theoretical analysis proves the existence of the optimal power and the optimal channel.

zh-cn	继而采用最佳响应策略，在该博弈模型基础上提出了一种功率控制与信道分配联合优化算法(PCOA)，理论证明其能收敛到纳什均衡状态，且具有较小的信息复杂度。
en-us	Based on the model, a joint Power control and Channel allocation Optimization Algorithm for wireless sensor networks (PCOA) is proposed, which adopts the best response strategy. The theoretical analysis proves that this algorithm can converge to Nash Equilibrium. Besides, the information complexity of this algorithm is small.

zh-cn	最后，仿真结果表明，PCOA 算法能够达到降低网络干扰和链路能耗，增大网络容量的目的。
en-us	Simulation results show that PCOA algorithm can reduce the interference and the energy consumption, which increases the network capacity.

zh-cn	该文针对现有的虚拟网络映射算法对网络中节点的拓扑属性考虑不够周到，导致其请求接受率和收益开销比较低的问题，将物理学里的场论思想引入了虚拟网络映射，并提出一种基于拓扑势的虚拟网络映射算法。
en-us	To improve the low acceptance ratio and revenue-cost ratio caused by the negligence of the topology attribute of the nodes in the existing virtual network embedding algorithm, the theory of fields in physics is introduced into the virtual network embedding, and a Virtual Network Embedding algorithm based on Topology Potential (TP-VNE) is proposed.

zh-cn	该算法在节点映射阶段，通过计算节点的拓扑势、节点的资源能力、待映射节点与已映射节点之间的距离，将虚拟节点映射至最佳的物理节点。
en-us	In the node embedding stage, the virtual node is embedded onto the optimal physical node by calculating the topology potential of the node, the resource capacity of the node, and the distance between the embedded nodes and the node to embed.

zh-cn	在链路映射阶段，通过计算物理路径的可用带宽和路径跳数，将虚拟链路映射至最佳的物理路径。
en-us	In the link embedding stage, the virtual link is embedded onto the best physical path by calculating the available bandwidth of the path and the hops of the path.

zh-cn	仿真实验表明，该算法在多种虚拟网络到达强度下的请求接受率和收益开销比均优于当前的虚拟网络映射算法。
en-us	Experimental results show that the proposed algorithm has the higher acceptance ratio and revenue-cost ratio compared with the existing virtual network embedding algorithm in all simulation conditions.

zh-cn	针对大斜视合成孔径声呐成像问题，该文推导了宽带大斜视条件下合成孔径声呐回波在径向和方位向 2维波数域中的波数谱的解析表达式，指出了 Stolt 插值需要解决的距离波数谱卷绕以及成像后距离向上目标的相对距离缩小等问题，给出了距离波数谱卷绕时的 Stolt 插值方法，提出了距离波数变标因子的概念，并通过在距离空域中补偿距离波数变标因子引起的距离变标的方法，解决了大斜视角条件下 Stolt 插值引起的距离变标问题。
en-us	Considering the problem of large squint synthetic aperture sonar imaging, the analytical expression of the wavenumber spectrum is analyzed in detail in the radial and azimuth wavenumber fields under the wide-band high-squint conditions. The spectrum winding and shrink in the distance wavenumber fields after the Stolt interpolation are pointed out, and the reduced relative distance between the target in the imaging result is also indicated, then the Stolt interpolation method for distance wavenumber spectrum winding is given. The concept of range wavenumber scaling factor is proposed, the method of compensating the scaling factor and the spectrum winding in the distance space are given. Finally, the problem of range scaling caused by Stolt interpolation under large oblique angle is solved by compensating the distance variable in distance space.

zh-cn	点目标仿真数据和模拟回波数据处理验证了该文方法的正确性和有效性。
en-us	Point object simulation data and simulated echo data processing verify the correctness and validity of the proposed method.

zh-cn	该文针对 2 维阵列波达方向估计问题，提出一种基于单快拍数据的分布式 2 维 DOA 估计算法。
en-us	An algorithm of Direction Of Arrival (DOA) estimation based on the single-snapshot data is proposed for distributed Two-Dimensional (2-D) array.

zh-cn	该算法首先利用每个子阵单元的单快拍数据进行 2 维 Hankle 矩阵构造；
en-us	2-D Hankle matrixes are firstly constructed using the single observation of every subarray element.

zh-cn	然后基于 2 维状态空间平衡法分别获得方位角和俯仰角子阵单元内 DOA 估计与子阵单元间 DOA 估计；
en-us	Then angles of azimuth and elevation for different baselines based on the distributed 2-D array are estimated using 2-D state space balance method.

zh-cn	最后通过解模糊算法获得方位角和俯仰角高精度无模糊 DOA估计。
en-us	Finally, high accuracy and unambiguous angles of azimuth and elevation are obtained through the solution of fuzzy algorithm.

zh-cn	该算法较好地解决了子阵单元内 DOA 估计和子阵单元间 DOA 估计之间的配对问题以及俯仰角和方位角之间配对问题，充分利用分布式阵列扩展阵列物理孔径特性；
en-us	The matching problem of the DOA estimation about different baselines and the pairing problem between azimuth and elevation are well solved by the proposed algorithm, therefore the characteristic of large aperture is acquired using the distributed array.

zh-cn	同时该算法可直接对相干信号和非相干信号进行处理。计算机仿真结果验证了所提算法的有效性。
en-us	At the same time, this algorithm can deal with the correlation signals and uncorrelation signals. Computer simulation results confirm the effectiveness of the proposed algorithm.

zh-cn	多层建筑室内无线网络安全问题的特殊性，主要由其具有随机性、动态性和复杂性的空间拓扑结构所引起的。
en-us	The particularity of security threats for Multi-floor building Indoor Wireless Networks (MIWNs) is mainly caused by its stochastic, dynamic and complex spatial topology.

zh-cn	针对多层室内无线网络节点分布随机、空间结构复杂、损耗类型多样等特点，该文结合物理层安全与随机几何理论，对多层室内无线网络中的多节点协作安全传输展开研究。
en-us	According to the features of MIWNs, such as the randomization of node distribution, complexity of spatial structure, and diversification of loss types, physical layer security technologies and stochastic geometry theory are utilized to study the cooperative secrecy transmission in MIWNs.

zh-cn	首先，基于多层泊松点过程对 K 层室内无线网络进行建模；
en-us	First, a fundamental system model for MIWNs is proposed based on multi-floor Poisson point process.

zh-cn	在此基础上，将协作传输引入多层室内无线网络，并提出该网络的安全概率分析框架；
en-us	On this basis, cooperative transmission is introduced into MIWNs and an analysis framework to evaluate the secrecy probability for cooperative transmissions in MIWNs is proposed.

zh-cn	随后，结合理论推导及仿真，分析了楼层总数、安全速率门限、用户所处楼层和各层发射功率配置等因素对多层室内无线网络安全性能的影响。
en-us	Then, based on the theoretical analyses and simulation results, the influences of total floor number, secrecy rate threshold, floor number for target user, and the transmit power allocation on secrecy performance in MIWNs are examined.

zh-cn	最后，通过仿真验证了协作传输能够有效提高室内无线网络的安全性能。
en-us	Finally, the simulations verify that the cooperative transmission can effectively improve the secrecy performance of the MIWNs.

zh-cn	大规模 MIMO 系统采用空分多址可以提高系统吞吐量，同时利用多用户下行信号的相互协作可以对窃听者造成叠加干扰，带来了天然的安全增益。
en-us	Massive MIMO system using Space Division Multiple Access (SDMA) can improve system throughput, and the use of multi-user downlink signal collaboration can cause superimposed interference to the eavesdropper, bringing a natural security gain.

zh-cn	但目前该系统的物理层安全研究仍采用传统的人工噪声方案，忽略了多用户信号干扰带来的安全增益，造成严重的功率浪费。
en-us	However, the physical layer security research of the system still adopts the traditional artificial noise scheme to improve the system security, ignoring the safety gain caused by the multi-user signal interference, resulting in serious power waste.

zh-cn	针对这一问题，该文分析了多用户信号干扰对系统可达平均安全速率和平均安全能效的影响，给出了系统的最佳接入用户区间。
en-us	In response to this problem, the impact of multi-user signal interference on the system achievable average security rate and average safety energy efficiency is analyzed in this paper, and the optimal interval of access users is given.

zh-cn	研究发现，在系统接入用户数较少和用户数较多时，系统安全能力较弱，针对此分别提出了 N 波束加扰和基于用户位置的用户调度的自适应安全传输策略。
en-us	The research shows that the system security capability is weak when the number of access users is small or large. Therefore, an adaptive secure transmission strategy to transmit N scrambling beams and user scheduling based on user location is proposed respectively.

zh-cn	最后通过仿真验证了理论推导和所提策略的有效性，利用该文所提策略，能够保证系统天然安全能力不足时的安全通信。
en-us	Finally, the effectiveness of the theoretical derivation and the proposed strategy is verified through the simulation. By using the proposed strategy, the secure communication can be guaranteed when the system's natural security capability is insufficient.

zh-cn	由于其特有的广域宽覆盖等特点，数据广播业务一直是空间网络的主要业务。
en-us	Since its wide coverage area, data broadcast is the major service of spatial system.

zh-cn	然而空地间信道由于受到远距离、天气变化及遮挡等因素影响，数据传输时延长且丢包率较高。
en-us	However, due to the long distance and the complex, varied climate, data transmission suffers large round-trip-time and poor error performance.

zh-cn	为进一步提高数据广播的性能，该文将反馈信息与 LT 码相结合，提出一种新的空间网络数据广播传输策略。
en-us	In order to achieve better performance, based on fountain codes and the feedback information, a novel and efficient data transmission strategy is proposed.

zh-cn	与传统的数据广播策略相比较，新的传输策略利用反馈信息估计信道丢包率，并在此基础上引入信道状态矩阵和数据包选择权重向量，设计了数字喷泉新的编码方法，进而使得数据在重传阶段能够根据信道状态和重传概率实时调整。
en-us	Compared with typical protocols, the proposed strategy uses the feedback information to estimate the channel erasure probability. Besides, a weighted packet chosen vector is introduced into the fountain encoder to ensure the lost packets retransmitted in the order of the total consideration of their lost probability and the number of users which need a retransmission.

zh-cn	仿真结果表明，新的数据广播策略能够实现传输较少数据包的基础上实现原始数据的可靠接收。
en-us	Simulation results show that by the proposed scheme users can receive the data packets reliably while the total number of transmitted packets is less than the traditional protocols.

zh-cn	移相器是控制相控阵天线空间波束捷变的“方向盘”，其性能的优良决定着相控阵天线性能的高低。
en-us	Phase shifter is the "steering wheel" to control the beam direction of Phased Array Antenna (PAA), which determines the performance of the PAA.

zh-cn	微机电系统(MEMS)移相器优势明显，但由于相控阵天线工作环境复杂，环境载荷会导致 MEMS 移相器结构变形，进而直接降低整个相控阵天线的性能。
en-us	Micro Electronic Mechanical System (MEMS) phase shifter has obvious advantages for PAA, but there always exists structural deformation caused by the complex work environment and environmental load of the PAA, which has serious impact over the performance of the PAA.

zh-cn	为此，该文研究 MEMS 移相器关键结构参数和电性能之间的耦合关系，将复杂环境要素对物理结构的影响传递到结构参数和电参数上，推导出分布式 MEMS 移相器的机电集成模型，并利用集成模型对变形 MEMS 移相器进行电性能快速评估和结构公差计算。
en-us	Therefore, the coupling between the key structural parameters of MEMS phase shifter and the electrical parameters is studied by transmitting the influence of complex environmental factors on structure of MEMS to the structural and electrical parameters. The electromechanical integrated model of distributed MEMS phase shifter is derived. Besides, the rapid performance assessment and structural tolerance of the deformed MEMS phase shifter is calculated based on the coupled model.

zh-cn	仿真结果说明了集成模型的有效性和工程应用价值。
en-us	The simulation results show the effectiveness of the coupled model and the engineering application value.

zh-cn	针对基于几何光学-微扰法(GO-SPM)的传统双尺度模型对截断波数敏感的问题，该文建立了一种基于几何光学-小斜率近似(GO-SSA)的改进双尺度模型。该模型将小尺度部分的微扰法替换为一阶小斜率近似，并改进镜向分量的几何光学解。
en-us	Considering the fact that the classical two scale model which is based on the Geometrical Optics-Small Perturbation Method (GO-SPM) is sensitive to the cut-off wave number, a two scale model derived from the Geometrical Optics-Small Slope Approximation (GO-SSA) is established. In this model, the SPM in the classical two scale model is replaced by the first order Small Slope Approximation (SSA1). At the same time, the solution of geometrical optics for specular contribution is modified.

zh-cn	仿真表明该方法在获取传统双尺度精度的同时，不需要考虑截断波数的选取问题。
en-us	The simulations show that GO-SSA can get the same accuracy as GO-SPM while do not need to consider the choice of cut-off wave number.

zh-cn	针对Elfouhaily 海浪谱模型的特点，简化 GO-SSA 积分形式。
en-us	The integral equation of GO-SSA is simplified based on the characteristics of Elfouhaily wave spectrum.

zh-cn	最后采用 GO-SSA 对以 Elfouhaily 海浪谱建模的海表面的单双站极化散射特性进行了仿真分析。
en-us	At last, the full polarimetric scattering characteristics of Elfouhaily ocean model in monostatic and bistatic cases are simulated and analyzed.

zh-cn	发现双站极化散射中，粗糙表面的斜率调制导致交叉极化出现了异于传统模型的分布。
en-us	It can be found that the results of cross polarization present an interesting distribution with variation of angles which is different from classical models.

zh-cn	同时在全空域的双站极化散射仿真中，发现所有的极化方式在方位向内均存在极小值。
en-us	In the three-dimensional results of bistatic scattering, the scattered direction with minimum value always exists in every polarization form.

zh-cn	该极小值的大小与环境参数密切相关，在环境参数反演方面具有应用潜力。
en-us	The value of the scattering power in this direction has relationship with the parameters of the environment, which has a potential application to the parameter inversion.

zh-cn	VoIP 以语音流为传输媒介，具有传输数据量大和应用广泛的优点。
en-us	VoIP (Voice over Internet Protocol) is based on voice stream, which has the advantages of large data transmission and wide application.

zh-cn	但 VoIP 系统也面临数据安全和隐私泄露的安全威胁。
en-us	But the VoIP system is confronted with the security threats of data security and privacy disclosure.

zh-cn	针对编码标准 G.729 固定码本搜索的非遍历特性和具有一定冗余性的特点，该文提出基于 G.729语音编码非零脉冲位置信息的隐藏算法。
en-us	Thus, according to nonergodicity and redundancy of the fixed codebook search, an information hiding algorithm based on fixed codebook search process is proposed.

zh-cn	该算法在固定码本搜索过程中，利用秘密信息控制码本的搜索过程，并在非零脉冲位置和秘密信息之间构建函数进行信息隐藏。
en-us	This information hiding algorithm is carried out by a functional relationship between the nonzero pulse positions and secret information.

zh-cn	在搜索过程中利用最不重要脉冲替换思想并采用最小化失真准则控制由秘密信息的嵌入带来的音质失真。
en-us	The idea of least significant pulse replacement is used in the search process and a distortion minimization criterion is proposed to control the distortion of speech quality caused by the embedding of secret information.

zh-cn	实验结果表明：算法隐藏容量可达 400 bit/s，算法具有良好的隐蔽性(PESQ 平均值约为 3.45)。
en-us	The experimental results show that the hiding capacity of the proposed algorithm is up to 400 bit/s and the average PESQ score is 3.45 which indicate that the algorithm has good imperceptibility.

zh-cn	该文针对时变离群值环境下的在线学习问题，提出一种基于 M-estimator 与可变遗忘因子的在线贯序超限学习机算法(VFF-M-OSELM)。
en-us	To solve the online learning problem under the scenario of time-varying and containing outliers, this paper proposes an M-estimator and Variable Forgetting Factor based Online Sequential Extreme Learning Machine (VFF-M-OSELM).

zh-cn	VFF-M-OSELM 以在线贯序超限学习机模型为基础，通过引入一种更加鲁棒的M-estimator 代价函数来替代传统的最小二乘代价函数，以提高模型对于离群值的在线处理能力和鲁棒性。
en-us	The VFF-M-OSELM is developed from the online sequential extreme learning machine algorithm and retains the same excellent sequential learning ability as it replaces the conventional Least-Squares (LS) cost function with a robust M-estimator based cost function to enhance the robustness of the learning model to outliers.

zh-cn	同时VFF-M-OSELM 通过融合使用一种新的可变遗忘因子方法进一步增强了其在时变环境下的动态跟踪能力和自适应性。
en-us	Meanwhile, a new variable forgetting factor method is designed and incorporated in the VFF-M- OSELM to enhance further the dynamic tracking ability and adaptivity of the algorithm to time-varying system.

zh-cn	仿真实例验证了所提算法的有效性。
en-us	The simulation results verify the effectiveness of the proposed algorithm.

zh-cn	为了减缩雷达反射截面(RCS)，提高工作带宽，该文基于时控反射面提出一种新型 Salisbury 屏幕，研究UHF 雷达的频谱搬移。
en-us	To reduce Radar Cross-Section (RCS), improve operation bandwidth, this paper proposes an innovative Salisbury screen based on time-controlled surface and researches the frequency shifting of UHF radar signal.

zh-cn	首先利用电磁特性的可控性，设计一种由可调电阻层、介质层和金属接地层构成的反射调制板，然后构建动态二相传输线等效电路，并且在周期性频率选择表面(FSS)加载一层电感。
en-us	First, a reflective modulation board which is composed of adjustable impedance sheet, dielectric spacer and grounded slab is presented by using the controllability of electromagnetic properties. Second, the equivalent circuit of dynamic two-phase transmission line is established, and an inductance layer is loaded on a periodic Frequency Selective Surface (FSS).

zh-cn	理论推导和仿真验证表明该屏幕能对大带宽多方向、不同极化的 UHF 雷达来波信号进行频谱搬移，减缩 RCS，降低远距离移动目标的检测概率。
en-us	Theoretical derivation and simulation results show that Salisbury screen can realize the spectrum shifting for UHF radar signal with large bandwidth, multi-directional, as well as different polarizations. Moreover, this screen can reduce RCS and detection probability of the long distance moving target.

zh-cn	在低照度环境下拍摄的可见光图像可视性较差，若将其与红外图像直接融合会导致融合结果清晰度不理想。
en-us	The visibility of the visible images is not good under the poor lighting condition. If the visible and infrared images are fused directly, the resolution of the fused images is not ideal.

zh-cn	针对这一问题，该文提出一种基于对比度增强与多尺度边缘保持分解的图像融合方法。
en-us	In order to solve this problem, a modified infrared and visible image fusion approach based on contrast enhancement and multi-scale edge-preserving is proposed.

zh-cn	首先，在融合之前采用基于导向滤波的自适应增强算法提高可见光图像中暗区内容的可视性。
en-us	Firstly, an adaptive enhancement method based on the guided filter is adopted to enhance the visibility of dark region content in the visible image.

zh-cn	其次，通过一种尺度感知边缘保持滤波器对输入图像进行多尺度分解。
en-us	Input images are then decomposed with a scale-aware edge-preserving filter.

zh-cn	再次，应用频率调谐滤波构造显著图。
en-us	Subsequently, saliency maps of infrared and visible images are calculated on the basis of frequency-tuned filtering.

zh-cn	最后，利用由导向滤波生成的权重图重构融合图像。
en-us	Finally, the fused images are reconstructed with the weighting maps.

zh-cn	实验结果表明，所提方法不仅可以使细节信息更突出，而且还能够有效地抑制伪影。
en-us	Experiments show that the proposed scheme can not only make the detail information more prominent, but also suppress the artifacts effectively.

zh-cn	针对传统局部二值模式(LBP)的特征鉴别力有限和噪声敏感性问题，该文提出一种基于金字塔分解和扇形局部均值二值模式的纹理特征提取方法。
en-us	The traditional Local Binary Pattern (LBP) has limited feature discrimination and is sensitive to the noise. In order to alleviate these problems, this paper proposes a method to extract texture features based on pyramid decomposition and sectored local mean binary pattern.

zh-cn	首先，将原始图像进行金字塔分解，得到对应于不同分解级别的低频和高频(差分)图像。
en-us	First, the pyramid decomposition is performed on the original image to obtain low-frequency and high-frequency (difference) images with different decomposition levels.

zh-cn	为提取兼具鉴别力和稳健性的特征，进一步采用阈值化处理技术将高频图像转化为正、负高频图。
en-us	To extract robust yet discriminative features, thresholding technique is further used to transform the high-frequency images into positive and negative high-frequency images.

zh-cn	然后，基于局部均值操作提出一种扇形局部均值二值模式(SLMBP)，用于计算各级分解图像的纹理特征码。
en-us	Then, based on local averaging operations, Sectored Local Mean Binary Pattern (SLMBP) is proposed and used to compute texture feature codes at different decomposition levels.

zh-cn	最后，对纹理特征码进行跨频带的联合编码和跨级别的直方图加权，从而获得最终的纹理特征。
en-us	Finally, the texture features are obtained by joint coding across frequency bands and by histogram weighting across decomposition levels.

zh-cn	在公开的 3 个纹理数据库(Outex, Brodatz 和 UIUC)上进行分类实验，结果表明该文所提方法能够有效地提高纹理图像在无噪声环境和含高斯噪声环境下的分类精度。
en-us	Experiments on three publicly available texture databases (Outex, Brodatz and UIUC) demonstrate that the proposed method can effectively improve the classification accuracy of texture images both in noise-free conditions and in the presence of different levels of Gaussian noise.

zh-cn	该文针对传统波达方向角(DOA)估计算法在非均匀噪声下角度估计精度差及分辨率低的问题，基于矩阵补全理论，提出一种二阶统计量域下加权 L1(MC-WLOSRSS)稀疏重构 DOA 估计算法。
en-us	Focusing on the problem of poor accuracy and low resolution of traditional Direction Of Arrival (DOA) estimation algorithm in the presence of non-uniform noise, based on the Matrix Complement theory, a Weighted L1 Sparse Reconstruction DOA estimation algorithm is developed under the Second-order Statistical domain (MC-WLOSRSS) in this paper.

zh-cn	首先，基于矩阵补全方法，引入弹性正则化因子将接收信号协方差矩阵重构为无噪声协方差矩阵；
en-us	Following the matrix completion approach, the regularization factor is firstly introduced to reconstruct the signal covariance matrix reconstruction as a noise-free covariance matrix.

zh-cn	而后在二阶统计量域下通过矩阵求和平均将无噪声协方差矩阵多矢量问题转化为单矢量问题；
en-us	After that, the multi-vector problem of the noise-free covariance matrix can be transformed into a single vector one by exploiting sum-average operation for matrix in the second-order statistical domain.

zh-cn	最后利用稀疏重构加权 L1 范数实现 DOA 参数估计。
en-us	Finally, the DOA can be complemented by employing the sparse reconstruction weighted L1 norm.

zh-cn	数值仿真表明，与传统 MUSIC, IL1-SRACV, L1-SVD 子空间算法及稀疏重构加权 L1 算法相比，所提算法能显著抑制非均匀噪声影响，具有较好 DOA 估计性能，且在低信噪比条件下，亦具有较高估计精度和分辨力。
en-us	Numerical simulations show that the proposed algorithm outperforms the traditional DOA algorithms such as MUltiple SIgnal Classification (MUSIC), Improved L1-SRACV (IL1-SRACV), L1-norm-Singular Value Decomposition (L1-SVD) subspace and sparse reconstruction weighted L1 methods in the following respects: suppressing the influence of the non-uniform noise significantly, bettering DOA estimation performance, as well as improving estimation accuracy and resolution with low Signal-Noise Ratio (SNR).

zh-cn	该文针对压缩跟踪算法无法适应目标尺度的变化以及没有考虑样本权重的问题，提出一种基于粒子滤波与样本加权的压缩跟踪算法。
en-us	To solve the problem that Compressive Tracking (CT) algorithm is unable to adapt to the scale change of the object and ignores the sample weight, an optimized compressive tracking algorithm based on particle filter and sample weighting is presented.

zh-cn	首先，对压缩特征进行改进，提取归一化矩形特征用于构建目标表观模型。
en-us	Firstly, the compressive feature is improved for building a target apparent model with normalized rectangle features.

zh-cn	然后，引入样本加权的思想，根据正样本与目标之间距离的不同赋予正样本不同的权重，提高分类器的分类精度。
en-us	Then, the thought of sample weighting is utilized. In order to increase the precision of the classifier, different weights are given to the positive samples in accordance with the different distances between the positive samples and the object.

zh-cn	最后，在粒子滤波的框架下融合尺度不变压缩特征进行动态状态估计，在粒子预测阶段利用 2 阶自回归模型对粒子状态进行估计与预测，借助观测模型对粒子状态进行更新，并且对粒子进行重采样以防止粒子退化。
en-us	Finally, the dynamic state estimation is made under the particle filter frame with integrating the scale invariant feature. At the phase of particle prediction, a second-order autoregressive model is utilized to obtain the estimation and prediction of the particle state. The particle state is updated with the observation model. The particles resampling is used to prevent the degradation of particles.

zh-cn	实验结果表明，相比于原始压缩跟踪算法，改进算法能够更好地跟踪目标尺度的变化，提高跟踪的稳定性和准确性。
en-us	Experimental results demonstrate that the improved algorithm can adapt to the scale change of object, and the accuracy and stability of the compressive tracking algorithm is improved.

zh-cn	针对鲁棒主成分分析(Robust Principal Component Analysis, RPCA)算法中将动态背景误检为运动目标的问题，该文提出一种运动目标检测优化算法。
en-us	Since dynamic background may be erroneously detected as a moving object in the Robust Principal Component Analysis (RPCA) algorithm, a RPCA-based moving object detection optimization algorithm is proposed to improve it.

zh-cn	在 RPCA 算法初步检测出运动目标后，利用动态背景在时间域上满足高斯分布的特性，以及动态背景和运动目标在整个视频流上检出点均值和方差的差异特性，进一步将动态背景和运动目标分离开来。
en-us	After detected by the RPCA algorithm, the moving object will be separated from dynamic background according to the Gaussian distribution of dynamic background in the time domain and the difference of mean value and variance between dynamic background and moving object in the whole video stream.

zh-cn	实验结果表明，所提算法能够有效地处理动态背景的问题，并在一定程度上完整检测出运动目标。
en-us	The results show that the algorithm can deal with dynamic background effectively and detect the moving objects well.

zh-cn	为了降低低剂量 CT 肺部噪声对肺癌筛查后期诊断的影响，该文提出一种基于深度卷积神经网络的低剂量CT 肺部去噪算法。
en-us	In order to reduce the effect of low dose CT lung noise on the late diagnosis of lung cancer screening, a denoising model of low-dose CT lung based on deep convolution neural network is proposed.

zh-cn	以完整的 CT 肺部图像作为输入，池化层对输入图像进行降维处理；
en-us	The input of the model is the complete CT lung image. The pooling layer reduces the dimension of input.

zh-cn	批规范化解决随着网络深度的增加性能降低的问题；
en-us	Batch normalization works out the poor performance with the increase of network depth.

zh-cn	引入残差学习，学习模型中每一层的残差，最后输出去噪图像。
en-us	The residuals of each layer are learned with residual learning. Finally, the denoised image is produced.

zh-cn	与经典去噪算法实验结果对比，所提方法在解决去噪方面达到了很好的滤波效果，同时也较好地保留了肺部图像的细节信息，大大优于传统的去噪算法。
en-us	Compared with classical methods, the proposed method achieves good filtering effect in solving the denoising method, and also retaining the details of lung image information, which is much better than the traditional filtering algorithm.

zh-cn	移动 Ad hoc 网络(MANET)易遭受各种安全威胁，入侵检测是其安全运行的有效保障，已有方法主要关注特征选择以及特征权重，而忽略特征间潜在关联性，针对此问题该文提出基于图论的 MANET 入侵检测方法。
en-us	Mobile Ad hoc NETwork (MANET) is vulnerable to various security threats, and intrusion detection is an effective guarantee for its safe operation. However, existing methods mainly focus on feature selection and feature weighting, and ignore the potential association among features. To solve this problem, an intrusion detection method for MANET based on graph theory is proposed.

zh-cn	首先通过对典型攻击行为分析，合理选择 9 种特征作为节点，依据欧式距离确定节点间的边以构建结构图。
en-us	First of all, nine features are selected as nodes based on the analysis of typical attack behavior, and the edges among nodes are determined according to Euclidean distance so as to build the structure diagram.

zh-cn	其次发掘节点(即特征)间关联性，综合考虑节点邻居规模属性和节点邻居之间的紧密程度属性，利用图论所对应的统计特性度分布和聚集系数具体实现两属性。
en-us	Secondly, the scale attributes of neighborhood nodes and the degree of closeness attributes among nodes are considered to explore (i.e. feature) the correlation among nodes, then the statistical properties degree distribution and clustering coefficient of graph theory are used to realize the above two attributes.

zh-cn	最后对比实验结果证明此方法与传统方法相比平均检测率和误检率分别提高10.15%、降低 1.8%。
en-us	Finally, contrasting experimental results show that compared with the traditional methods, the average detection rate and false detection rate of new method are improved by 10.15% and reduced by 1.8% respectively.

zh-cn	针对稀疏阵列下 2 维波达方向(DOA)估计问题，该文提出一种基于稀疏采样阵列优化的加速逼近梯度(APG)算法与多重信号分类(MUSIC)算法相结合的 2D-DOA 估计方法。
en-us	A novel Two Dimension Direction Of Arrive (2D-DOA) estimation method based on sparse sampling array optimization is proposed, which is combined with Accelerated Proximal Gradient (APG) and MUltiple SIgnal Classification (MUSIC).

zh-cn	首先，建立稀疏阵列下的 2D-DOA 估计信号模型，并证明其具备低秩特征，满足零空间性质(NSP)。
en-us	First, a 2D-DOA estimation signal model for sparse array is established, and its low rank feature and Null Space Property (NSP) are analyzed.

zh-cn	其次，为提高稀疏阵列下矩阵填充方法重构接收信号矩阵性能和以此为基础的 2D-DOA 估计精度，提出基于遗传算法(GA)的稀疏采样阵列优化方法。
en-us	Then, a sparse sampling array optimization method based on Genetic Algorithm (GA) is studied to enhance the performance of Matrix Completion (MC) and DOA.

zh-cn	最后，将 APG 和 MUSIC算法相结合，在重构完整平面阵列接收信号矩阵的基础上完成 2 维波达方向估计。
en-us	Finally, APG and MUSIC are employed to reconstruct the received signal matrix and estimate the direction of wave arrived, respectively.

zh-cn	计算机仿真结果表明，该方法在保证 2 维波达方向估计精度前提下，大幅提高阵元利用率，有效降低空间谱平均旁瓣，与常规 2D-DOA 估计方法相比具有优势。
en-us	Computer simulation results show that the proposed method improves the utilization rate of array and reduces the average side lobe of spatial spectrum effectively, compared with the conventional 2D-DOA methods.

zh-cn	针对目前人员定位方法普遍存在易受环境影响，累计误差大等问题，该文提出一种利用地图先验知识与井下人员行进方向识别相结合的位置校正方法。
en-us	Focusing on the problem that the personnel positioning methods are seriously influenced by the indoor environment, big cumulative error and other issues, a method is proposed to correct the position, which combines the prior knowledge of the map and the heading recognition.

zh-cn	该方法首先通过线性判别分析(LDA)降低传感器特征集的维度，之后利用随机森林(RF)与设置阈值的方法对井下人员的行进方向分类并标记特殊点，将特殊点与巷道结构的先验知识进行匹配，修正并更新通过步行者航位推算算法(PDR)得到的井下人员的初步运动轨迹。
en-us	Firstly, the dimension of the feature set is reduced by Linear Discriminant Analysis (LDA). Then, the heading of the underground personnel is classified and the special points are marked through combining Random Forest (RF) and the method of setting a threshold value. Finally, the movement trajectory of the underground personnel, which is obtained by the Pedestrian Dead Reckoning (PDR) algorithm, is corrected and updated by matching the special point with the prior knowledge of the roadway structure.

zh-cn	实验结果表明：LDA 的预处理方法能够有效提高后续分类器的精度高达 6%以上。
en-us	The experimental results show that the pre-processing method of LDA can effectively improve the precision of the classifier by more than 6%.

zh-cn	该文提出的位置估算方法能够有效减小累积误差，具有较高的准确性和鲁棒性，活动识别精度能够达到 98%，可以实现可靠的实时定位。
en-us	The proposed method can effectively reduce the cumulative error, with high accuracy and robustness. The activity recognition accuracy can reach 98%, which can achieve reliable real-time location.

zh-cn	顺序回归是机器学习领域中介于分类和回归之间的有监督问题。
en-us	Ordinal regression is one of the supervised learning issues, which resides between classification and regression in machine learning fields.

zh-cn	在实际中，许多带有序关系标签的问题都可以被建模成顺序回归问题，因此顺序回归受到众多学者的关注。
en-us	There exist many real problems in practice, which can be modeled as ordinal regression problems due to the ordering information between labels. Therefore ordinal regression has received increasing interest by many researchers recently.

zh-cn	基于极限学习机(ELM)的算法能有效避免因迭代过程陷入的局部最优解，减少训练时间，但基于极限学习机的算法在顺序回归问题上的研究较少。
en-us	The Extreme Learning Machine (ELM)-based algorithms are easy to train without iterative algorithm and they can avoid the local optimal solution; meanwhile they reduce the training time compared with other learning algorithms. However, the ELM-based algorithms which are applied to ordinal regression have not been exploited much.

zh-cn	该文将核极限学习机与纠错输出编码相结合，提出了一种基于有序编码的核极限学习顺序回归模型。
en-us	This paper proposes a new ordered code-based kernel extreme learning ordinal regression machine to fill this gap, which combines the kernel ELM and error correcting output codes effectively.

zh-cn	该模型有效解决了如何在顺序回归中取得良好的特征映射以及如何避免传统极限学习机中隐层节点个数依赖于人工设置的问题。
en-us	The model overcomes the problems of how to get high quality feature mappings in ordinal regression and how to avoid setting the number of hidden nodes by manual.

zh-cn	为验证提出模型的有效性，该文在多个顺序回归数据集上进行了测试，测试结果表明，相比于传统 ELM 模型，该文提出的模型在准确率上平均提升了 10.8%，在数据集上预测表现最优，而且获得了最短的训练时间，从而验证了模型的有效性。
en-us	To validate the effectiveness of this model, numerous experiments are conducted on a lot of datasets. The experimental results show that the model can improve the accuracy by 10.8% on average compared with traditional ELM-based algorithms and achieve the state- of-the-art performance with the least time.

zh-cn	首先利用判别响应图拟合与 KLT 跟踪算法消除人脸的刚性运动干扰；
en-us	Firstly, the discriminative response map fitting method and KLT tracking algorithm are used to eliminate the influence of face rigid motion.

zh-cn	该文针对现有的人脸视频心率检测方法在现实情景中受运动干扰难以准确估计心率的问题，提出一种抑制运动干扰的非接触式心率估计新方法。
en-us	A novel non-contact heart rate estimation method is proposed to deal with the issue of heart rate measurement from face videos under motion interference in realistic situations, it is hard to estimate heart rate accurately using existing methods.

zh-cn	然后使用对运动鲁棒的色度特征进行两步心率估计，并引入空间梯度因子调控空域和频域的权重，抑制非刚性运动的干扰；
en-us	Then the chrominance features are selected to estimate heart rate with two steps because of the robustness to facial movements. The frequency and spatial domain weights are assigned through spatial gradient to eliminate the influence of non-rigid motion.

zh-cn	最终得到人脸不同区域融合的平均心率数值和信号波形图，实现心率的精确估计。
en-us	Finally, the accurate average heart rate value and pulse wave signal waveform can be acquired from different face regions.

zh-cn	实验结果表明：所提方法相比其它的基于人脸视频的心率估计方法优势明显，提升了信号波形图和真实脉搏波形的一致性，进一步提高了心率估计的精度和鲁棒性。
en-us	Compared with three other methods, experimental results indicate that the proposed method enhances the consistency of estimated waveform and ground truth waveform and has obvious superiority in accuracy and robustness of heart rate estimation.

zh-cn	针对卷积神经网络(CNN)在嵌入式端的应用受实时性限制的问题，以及 CNN 卷积计算中存在较大程度的稀疏性的特性，该文提出一种基于 FPGA 的 CNN 加速器实现方法来提高计算速度。
en-us	Concerning the problem of real-time restriction on the application of Convolution Neural Network (CNN) in embedded field, and the large degree of sparsity in CNN convolution calculations, this paper proposes an implement method of CNN accelerator based on FPGA to improve computation speed.

zh-cn	首先，挖掘出 CNN 卷积计算的稀疏性特点；
en-us	Firstly, the sparseness characteristics of CNN convolution calculation are seeked out.

zh-cn	其次，为了用好参数稀疏性，把 CNN 卷积计算转换为矩阵相乘；
en-us	Secondly, in order to use the parameters sparseness, CNN convolution calculations are converted to matrix multiplication.

zh-cn	最后，提出基于 FPGA 的并行矩阵乘法器的实现方案。
en-us	Finally, the implementation method of parallel matrix multiplier based on FPGA is proposed.

zh-cn	在 Virtex-7 VC707 FPGA 上的仿真结果表明，相比于传统的 CNN 加速器，该设计缩短了 19%的计算时间。
en-us	Simulation results on the Virtex-7 VC707 FPGA show that the design shortens the calculation time by 19% compared to the traditional CNN accelerator.

zh-cn	通过稀疏性来简化 CNN 计算过程的方式，不仅能在 FPGA 实现，也能迁移到其他嵌入式端。
en-us	The method of simplifying the CNN calculation process by sparseness not only can be implemented on FPGA, but also can migrate to other embedded ends.

zh-cn	基于平衡态非相干散射理论的 GUISDAP 程序包在拟合含有纯增长模式线的非相干散射功率谱及反演加热扰动电离层参量中存在严重误差，该文提出一种以未加热时刻的电离层参量为先验信息，利用最小二乘法搜寻最佳高斯峰描述纯增长模式线来修正实测非相干散射谱，并使用电子超高斯分布的非相干散射理论拟合修正后非相干散射谱来反演获取加热扰动电子温度的方法。
en-us	In the fitting process of the incoherent scatter power spectra with pure-growth mode line and the inversion of the disturbed ionospheric parameters, the GUISDAP package which is based on the equilibrium incoherent scatter theory, always exits serious error. Assuming the ionospheric parameters at heating-off time as a priori information, by using the least squares method to search the best Gaussian peak for the modification of the measured incoherent scatter spectra, one method is provided to obtain the disturbed electron temperature through fitting the modified measured spectra by taking advantage of the incoherent scatter theory of electron super-Gaussian distribution.

zh-cn	通过将该方法用于分析 2010 年秋季我国在挪威开展的电离层加热实验数据表明：利用该方法对含纯增长模式线的实测谱修正拟合后获得的电子温度比未加热时刻提高约 800 K 左右，增幅比例约 13%~50%，该结果与现有文献报道的电离层加热引起的电子温度增幅范围吻合较好。
en-us	This method is used to the ionospheric heating experimental data which is conducted in Norway in the autumn of 2010, and the results indicate that the electron temperature obtained by fitting the modified spectra is about 800 K higher than that of the heating off time, and the increase ratio is about 13%~50%, which is well coincided with the electron temperature increase range of ionospheric heating reported in the existing literature.

zh-cn	结论表明该方法适用于基于含纯增长模式线的非相干散射谱反演扰动电离层参量。
en-us	The conclusion shows that the method is applicable to the inversion of disturbed ionospheric parameters by using of the incoherent scatter spectra with pure-growth mode line.

zh-cn	对高维数据进行建模是 Takagi-Sugeno(T-S)模糊系统建模面临的一个重大挑战。
en-us	It is a great challenge to model Takagi-Sugeno(T-S) fuzzy systems on high dimensional data due to the problem of "the curse of dimensionality".

zh-cn	为此，该文提出一种特征选择与组稀疏编码相结合的模糊系统建模新方法 WOMP-GS-FIS。
en-us	To this end, a novel T-S fuzzy system modeling method called WOMP-GS-FIS is proposed. The proposed method considers feature selection and group sparse coding simultaneously.

zh-cn	首先，运用一种新型的加权正交匹配追踪算法对原始样本进行特征选择，在此基础上提取出模糊规则前件并产生模糊系统字典；
en-us	Specifically, feature selection is performed by a novel Weighted Orthogonal Matching Pursuit (WOMP) method, based on which the fuzzy rule antecedent part is extracted and the dictionary of the fuzzy system is generated.

zh-cn	然后，基于组稀疏正则化构造关于后件参数的组稀疏优化问题，在优化问题求解的同时得到重要的模糊规则。
en-us	Then, a group sparse optimization problem based on the group sparse regularization is formulated to obtain the optimal consequent parameters. In this way, the major fuzzy rules are selected by utilizing the group information that existing in the T-S fuzzy systems.

zh-cn	实验结果表明，在保证模型泛化性能的前提下，该方法不仅能对所获得的模糊规则结构进行精简还可以进一步减少模糊规则数，进而解决高维数据环境下模糊规则可解释性差的问题。
en-us	The experimental results show that the proposed method can not only simplify the rule's structure, but also reduce the number of fuzzy rules under the premise of good generalization performance, so as to solve the poor interpretation problem of fuzzy rules on high dimensional data effectively.

zh-cn	电子商务网站中的评论数据隐含着商品特征和用户情感，现有基于方面情感分析的推荐研究大多通过抽取同一类别商品评论数据中用户对商品不同方面的情感来捕捉用户方面偏好，忽略了不同类别商品有不同方面以及用户的方面偏好随时间变化的特点。
en-us	Review data in e-commerce websites implicates items' features and users' sentiment. Most existing recommendation researches based on aspect-level sentiment analysis capture users' aspect preference for items by extracting users' sentiment towards different aspects of items in the review data of a same category, ignoring that different category items have different aspects and that users' aspect preference varies by time.

zh-cn	对此，该文提出一种面向时序感知的多类别商品方面情感分析推荐模型，该模型对用户、商品类别、商品、商品方面、方面情感和时间统一建模，以发现用户对不同类别商品的方面偏好随时间变化的特点，并据此做出推荐。
en-us	A temporal-aware multi-category products recommendation model is proposed based on aspect-level sentiment analysis, which jointly models user, category, item, aspect, aspect-sentiment and time in order to find how users' aspect preferences vary by time on different category items.

zh-cn	该模型能够推断用户在任意时间对商品的方面偏好，从而为用户提供可解释的推荐。
en-us	This model is able to infer users' aspect preferences for items at any time, which can provide users with explainable recommendations.

zh-cn	两个真实数据集的实验结果表明，与其它基于时间或方面情感分析的推荐模型相比，该文提出的模型在 top-N 推荐准确率和召回率评价指标上均获得显著改善。
en-us	Experiment results on two real-world data sets show that, in comparison to other recommendation models based on time or aspect-level sentiment analysis, the proposed model achieves significant improvement in the precision and recall for the top-N recommendation.

zh-cn	夜间有雾图像光照不均匀，整体亮度较低，色偏严重，且人工光源周围存在光晕。
en-us	The non-uniform illumination, low brightness, serious color deviation and halo effects around artificial light sources lead to the difficulty in haze removal for night-time image.

zh-cn	现有的去雾模型和算法大多针对白天图像，其并不适用于夜间场景，夜间图像去雾颇具挑战性。
en-us	The existing dehazing methods are mostly designed for daytime image and not applicable to nighttime image.

zh-cn	该文深入分析夜间有雾图像的成像规律，建立含有人工光源的夜间雾天图像成像新模型，并在此基础上提出夜间图像去雾新算法。
en-us	This paper focuses on researching nighttime image dehazing. A new nighttime haze model that accounts for the artificial varying light sources is introduced. Based on this new model, a new dehazing framework is proposed.

zh-cn	针对夜间图像光照不均问题，提出基于低通滤波的环境光估计方法，利用估计出的环境光可准确预测夜间场景传输率；
en-us	Firstly, the atmospheric light is estimated based on the low pass filter method. This atmospheric light map can be used to predict the transmission of night scene accurately.

zh-cn	针对目前夜间图像去雾后存在光源光晕问题，提出根据图像色度估计场景点属于近光源区域的程度，使算法能自适应地处理光源区域和非光源区域；
en-us	Secondly, to solve the problem of halo effects around artificial light sources in existing dehazing methods, a method that estimates the distance between the object of the scene and the artificial light sources based on the image chromaticity is proposed. In this way, the scene objects near to the light source region and objects far away from the light source region can be processed respectively.

zh-cn	针对非一致色偏问题，利用直方图匹配方法进行颜色校正。
en-us	Finally, as for the color cast, an efficient color correction algorithm based on the histogram matching is presented in this paper.

zh-cn	对大量图像进行实验，并与现有白天、夜晚图像去雾算法进行比较，验证了该文提出的夜间雾天图像成像模型及去雾算法的有效性。
en-us	Comparing with existing daytime and nighttime dehazing methods, the experimental results of a number of examples demonstrate the effectiveness of the proposed night-time haze model and the dehazing method.

zh-cn	人工噪声辅助的物理层安全通信系统采用人工噪声破坏窃听信道的方式提升系统安全信道容量是近年来物理层安全通信领域研究的经典系统模型之一。
en-us	The research of improving the Secrecy Capacity (SC) of wireless communication system using Artificial Noise (AN) is one of the classics models in the field of physical layer security communication.

zh-cn	该文针对这一模型中发射信号存在高峰均功率比问题，利用噪声子空间提供的冗余度提出一种基于噪声子空间功率分配的峰均功率比降低算法。
en-us	Considering the Peak-to-Average Power Ratio (PAPR) problem of transmit signal, a power allocation of AN subspaces algorithm is proposed to reduce the PAPR of transmit signal based on convex optimization.

zh-cn	该算法通过分式规划、DC 规划以及二次非凸等式约束松弛将非凸的峰均功率比优化问题转化为一系列的凸问题迭代求解。
en-us	This algorithm utilizes a series of convex optimization problems to approach the nonconvex PAPR optimization problem based on fractional programming, Difference of Convex (DC) functions programming and nonconvex quadratic equality constraint transformation.

zh-cn	仿真结果表明在系统放大器存在一定线性范围的约束下，该文提出的算法能够有效降低人工噪声辅助的物理层安全通信系统发射信号的峰均功率比问题，达到提高系统中合法用户的通信性能的目的。
en-us	Simulation results show that the proposed algorithm reduce the PAPR value of transmit signal to improve the communication performance of legitimate user compared with benchmark problems.

zh-cn	针对局部二值模式(LBP)、中心对称局部二值模式(CS-LBP)和梯度方向直方图(HOG)的不足进行改进，该文提出中心对称局部平滑二值模式(CS-LSBP)和绝对梯度方向直方图(HOAG)，并提出一种融合局部纹理特征和局部形状特征的人脸表情识别方法。
en-us	In order to improve the inadequacies of Local Binary Pattern (LBP), Center-Symmetric Local Binary Pattern (CS-LBP) and Histogram of Oriented Gradient (HOG) algorithm, Center-Symmetric Local Smooth Binary Pattern (CS-LSBP) and Histogram of Oriented Absolute Gradient (HOAG) are proposed, and a facial expression recognition method based on local texture and local shape features is proposed in this paper.

zh-cn	该方法首先采用 CS-LSBP 算子和 HOAG 算子分别提取人脸表情图像的局部纹理特征和局部形状特征，然后使用典型线性分析法(CCA)进行特征融合，最后利用支持向量机(SVM)进行表情分类。
en-us	Firstly, CS-LSBP and HOAG are used to extract two local features of expression image of the face. Then, Canonical Correlation Analysis (CCA) is used to fuse two local features. Finally, Support Vector Machine (SVM) is performed for the expression classification.

zh-cn	在 JAFFE 人脸表情库和 Cohn-Kanade(CK)人脸表情库上的实验结果表明，改进的特征提取方法能更加完整、精确地提取图像的细节信息，基于 CCA 的特征融合方法能充分发挥特征的表征能力，该文所提人脸表情识别方法取得了较好的分类识别效果。
en-us	Experimental results on JAFFE and Cohn-Kanade (CK) facial expression databases show that, the improved feature extraction method can extract the detail information of the image more completely and accurately. And the fusion method based on CCA can give full play to the representation ability of each feature. The facial expression recognition method proposed in this paper obtains a better recognition effect.

zh-cn	以无人机(UAV)为代表的无人系统分布式集群作战是未来战斗力的增长点，集群态势感知是集群作战的重要环节。
en-us	The distributed swarm operation of unmanned systems represented by Unmanned Aerial Vehicle (UAV) is the growth point of the future war, and the swarm situation awareness is an important part.

zh-cn	该文在典型态势感知模型的基础上，从理论模型、态势感知一致性、评价方法等方面，对无人机分布式集群态势感知展开研究。
en-us	Based on the typical situation awareness model, the distributed swarm situation awareness of UAV is studied.

zh-cn	将基于动态系统的 Endsley1995 态势感知(SA)模型中的心智模型修改为人机智能模型，得到无人机个体的态势感知模型；
en-us	Firstly, in the individual level, the mental model in the dynamic system of the Endsley1995 Situation Awareness (SA) model is modified as a human-computer intelligent model.

zh-cn	基于团体 SA 和分布式 SA(DSA)理论，按照无人机集群类型，分别设计同构和异构无人机集群 SA 模型；
en-us	Then in accordance with the UAV swarm type, isomorphic and heterogeneous, based on the team SA and Distributed SA (DSA) theory, the UAV swarm SA model are built.

zh-cn	对无人机集群 SA 中的一致性问题和评价问题进行分析，给出同构无人机集群 SA 的一致性形成过程，异构无人机集群 SA 的一致性判断方法和无人机集群 SA 评价方法的选择流程。
en-us	Then, the consensus and evaluation problems of UAV Swarm SA are analyzed. The consensus formation process of isomorphic UAV swarm SA and the consensus judgment method of heterogeneous UAV swarm SA are given. And the choice of UAV swarm SA evaluation method is analyzed.

zh-cn	分析表明，建立的集群态势感知模型符合集群协同作战特点，有一定的积极意义。
en-us	The analysis shows that the proposed swarm situation awareness model is corresponding to the swarm cooperative combat characteristics and has certain positive significance.

zh-cn	针对分布式 MIMO 雷达正交相位编码信号和其失配滤波器组分开设计输出的距离旁瓣电平仍然过高的问题，该文提出一种正交相位编码信号和失配滤波器组联合设计方法。
en-us	For the high Range Sidelobe Level (RSL) of designing distributed MIMO radar orthogonal phase coded waveforms and its mismatched filter bank separately, a joint design method of Orthogonal Phase Coded Waveforms and Mismatched Filter Bank (OPCW-MFB) is proposed in this paper.

zh-cn	首先，以约束信噪比损失和最小化失配滤波组输出的距离旁瓣电平为目标，构建联合设计准则。
en-us	Firstly, by controlling signal-to-noise ratio loss and minimizing the RSL of mismatched filter bank output, the joint design criterion is formulated.

zh-cn	然后，根据最小p范数算法的理论，给出一种基于 L-BFGS算法的双最小p范数算法进行求解。
en-us	Then, based on the theory of a least-pth minimax algorithm, a double least-pth minimax algorithm with the L-BFGS as its sub-algorithm is proposed to solve it.

zh-cn	仿真结果表明，与分开设计方法相比，该文方法输出的距离旁瓣电平可以进一步降低。
en-us	Numerical results show that compared with the separate design methods of OPCW-MFB, the proposed method can further suppress the RSL.

zh-cn	假设扩展目标(ET)的扩展和量测数目分别为椭圆和泊松模型，高斯逆威沙特概率假设密度(GIW-PHD)能够估计扩展目标的运动和扩展状态。
en-us	Assumed that extension and measurement number of Extended Targets (ET) are respectively modeled as ellipse and Poisson, a Gaussian Inverse Wishart Probability Hypothesis Density (GIW-PHD) filter can estimate kinematic and extension states.

zh-cn	然而，该滤波器对空间邻近目标的数目、非椭圆目标和受到遮挡目标的扩展估计不够准确。
en-us	However, for the number of spatially close targets and the extensions of non-ellipsoidal and occluded targets, the results estimated by this filter are not accurate enough.

zh-cn	针对这些问题，该文提出一种改进的 GIW-PHD。
en-us	In view of these problems, an improved GIW-PHD filter is proposed in this paper.

zh-cn	首先，假设目标扩展为一个相同尺寸的参考椭圆，通过设计新的散射矩阵得到改进的随机矩阵(RM)方法。
en-us	Firstly, assumed that target extension is modeled as a reference ellipse of the same size, a modified Random Matrix (RM) method is obtained by devising a new scatter matrix.

zh-cn	然后，将改进的 RM 方法与假设量测数目服从多伯努利分布的 ET-PHD 结合，得到改进的 GIW-PHD 滤波器。
en-us	Then, combining the improved RM method with the ET-PHD based on a measurement number multi-Bernoulli model, the improved GIW-PHD filter is obtained.

zh-cn	仿真和实验结果表明，与传统 GIW-PHD 相比，改进的 GIW- PHD 估计的目标数目和量测数目较多，扩展较大的椭圆和非椭圆目标的扩展更准确。
en-us	Simulated and experimental results show that, compared with the traditional GIW-PHD, the improved GIW-PHD filter can obtain more accurate estimates in target number and the extensions of ellipsoidal and non-ellipsoidal targets with large measurement number and extensions.

zh-cn	该文将 T-分布随机近邻嵌入(TSNE)引入到聚类集成问题中，提出一种基于 TSNE 的聚类集成方法。
en-us	T-distributed Stochastic Neighbor Embedding (TSNE) is introduced into cluster ensemble problem and a cluster ensemble approach based on TSNE is proposed.

zh-cn	首先通过 TSNE 最小化超图邻接矩阵的行对应的高维数据点与低维映射点分布之间的 KL 散度，使得高维空间结构在低维空间得以保持，然后在低维空间运行层次聚类算法获得最终的聚类结果。
en-us	First, TSNE is utilized to minimize Kullback-Leibler divergences between the high-dimensinal points corresponding to the rows of hypergraph's adjacent matrix and the low-dimensional mapping points, which preserves the structure of high-dimensional space in low-dimensional space. Then, a hierarchical clustering algorithm is carried out in the low-dimensional space to obtain the final clustering result.

zh-cn	在基准数据集上的实验结果表明： TSNE 能够提高层次聚类算法的聚类质量，该文方法获得了优于主流聚类集成方法的结果。
en-us	Experimental results on several baseline datasets indicate that TSNE can improve the cluster results of hierarchical clustering algorithm and the proposed cluster ensemble method via TSNE outperforms state-of-the-art methods.

zh-cn	针对现有压缩算法通过增加复杂度来降低压缩率，获得信息高效传输的问题。
en-us	In order to obtain efficient information transmission, the existing compression algorithms reduce the compression ratio by increasing complexity.

zh-cn	该文提出阵列配置加速比模型，证明低压缩率不一定能提高传输效率，并找到影响信息传输效率的因子，即解压模块吞吐率和数据块压缩率。
en-us	In view of this problem, an array configuration speedup model is proposed in this paper. It is proved that low compression ratio may not improve the transmission efficiency and the factors, decompression module throughput and data block compression rate which affect the efficiency of information transmission, are found.

zh-cn	将影响因子与配置信息特征结合，设计了一种新的无损压缩算法，并硬件实现了解压模块，吞吐率可达到 16.1 Gbps。
en-us	Combined the influencing factors with the configuration information, a new lossless compression method is designed and the decompression hardware circuit is implemented, whose throughput can reach 16.1 Gbps.

zh-cn	采用 AES, A5-1 和 SM4 对无损压缩算法进行测试，然后与主流无损压缩算法 LZW, Huffman, LPAQ1 和 Arithmetic对比。
en-us	The lossless compression algorithm is tested using AES, A5-1 and SM4. Compared with the mainstream lossless compression algorithms LZW, Huffman, LPAQ1 and Arithmetic, the results show that the overall compression ratio is equivalent.

zh-cn	结果表明，整体压缩率相当，但该文压缩算法产生的数据块压缩率经过优化，不仅能满足加速需求，且具有高吞吐率的解压性能；
en-us	However, the compression ratio of data block generated by the compression algorithm is optimized, which can not only meet the demand of acceleration, but also possesses high throughput decompression performance.

zh-cn	该文无损压缩算法获得的配置加速比，比硬件吞吐率理想情况下的 LPAQl, Arithmetic, Huffman, LZW 算法分别高 8%, 9%, 10%, 22%左右。
en-us	The configuration speedup ratio obtained by lossless compression algorithm is about 8%, 9%, 10% and 22% higher than LPAQl, Arithmetic, Huffman, and LZW with ideal hardware throughput.

zh-cn	为了提高无线携能通信(SWIPT)的效率，在基站采用 3 维(3D)定向天线，通过动态调整天线下倾角，来开发垂直维度，从而增强 SWIPT 中能量和信息的传输效率。
en-us	In order to improve the Simultaneous Wireless Information and Power Transfer (SWIPT) efficiency, the Base Station (BS) employs the Three-Dimensional (3D) directional antennas and exploits the vertical domain by dynamically adjusting the antenna tilt. So the efficiency of energy and information transfer can be increased.

zh-cn	该文研究单小区多输入多输出(MIMO)SWIPT 系统，基站和用户分别使用迫零(ZF)预编码和功率划分(PS)技术。
en-us	The single-cell Multiple-Input Multiple-Output (MIMO) SWIPT system is studied where the BS applies Zero-Forcing (ZF) precoding and users use the Power Splitting (PS) technique.

zh-cn	构建以最小化发送功率为目标的优化问题，在信噪比(SNR)和获取功率的约束下，联合优化了天线下倾角，PS 比和分配的功率。
en-us	The optimization problem is formulated to minimize the transmit power subject to SNR and harvested power targets. And the antenna tilt, PS ratios and the allocated power of each user are jointly optimized.

zh-cn	最佳 PS 比和最优功率分配以闭合表达式给出。
en-us	The optimal PS ratios and the optimal power allocation are given in closed-form expressions.

zh-cn	仿真表明，所得到的优化解的性能优于具有可调下倾角的常规 MIMO 系统和不考虑垂直维度的 2 维(2D)方案。
en-us	Simulations show that the proposal outperforms conventional MIMO systems with an adjustable tilt and the Two-Dimensional (2D) scheme without considering the vertical domain.

zh-cn	高分辨波达方向(DOA)估计是地基/空基预警雷达实现主波束内多目标精细跟踪需要解决的关键问题。
en-us	High-resolution Direction Of Arrival (DOA) estimation is a critical issue for mainbeam multi-target tracking in ground-based or airborne early warning radar system.

zh-cn	针对上述问题，该文提出一种波束-多普勒酉 ESPRIT 多目标 DOA 估计算法。
en-us	A Beam-Doppler Unitary ESPRIT (BD- UESPRIT) algorithm is proposed to deal with this problem.

zh-cn	该方法首先通过时域平滑技术构造多个快拍。
en-us	Firstly, multiple snapshots without spatial aperture loss are obtained using the technique of time-smoothing.

zh-cn	然后采用中心共轭对称傅里叶变换矩阵将数据变换至波束-多普勒域，同时保留旋转不变结构。
en-us	Then the conjugate centrosymmetric Discrete Fourier Transform (DFT) matrix is used to transform the extracted data into beam-Doppler domain.

zh-cn	最后采用实值 ESPRIT 算法估计目标的 DOA。
en-us	Finally, the rotational invariance property of the space-time beam is exploited to estimate DOA.

zh-cn	所提方法充分利用了信号的时域信息来改善空域参数估计性能，同时具有较低的计算复杂度。
en-us	Since the proposed algorithm takes full advantage of temporal information and is implemented in low-dimensional beamspace, the DOA estimation accuracy can be improved greatly with dramatically reduced computational complexity.

zh-cn	实验结果证明了所提方法的有效性。
en-us	Numerical examples are given to verify the effectiveness of the proposed algorithm.

zh-cn	单载波频域均衡(SC-FDE)系统中，信道的频域响应可以作为随机源来生成密钥。
en-us	A secret key generation scheme is proposed in a Single Carrier Frequency Domain Equalization system (SC-FDE).

zh-cn	为了提高密钥容量，该文提出一种利用多径瑞利信道的频域响应来生成密钥的机制(CFR-Key)。
en-us	The scheme uses the Channel Frequency Response (CFR) to generate the secret keys, which is termed as CFR-Key.

zh-cn	首先研究了 CFR-Key 机制的原理和密钥生成速率，通过互信息理论推导出了 CFR-Key 的密钥容量；
en-us	The principle of the CFR-Key scheme is introduced and formulate the secret key capacity is derived based on mutual information theory.

zh-cn	进而研究了 CFR-Key 机制中算法的量化等级的影响因素，推导验证了量化等级的选择只与信噪比有关，当信噪比确定的情况下通过选择最优的量化等级可以得到最大的密钥生成速率；
en-us	The principle of the CFR-Key scheme is introduced and formulate the secret key capacity is derived based on mutual information theory. The Signal-Noise Ratio (SNR) is proved that is the unique factor and affects the quantization levels. The optimum quantization levels is designed to achieve the best key generation rate when SNR is given.

zh-cn	与基于信道冲激响应生成密钥机制(CIR-Key)对比，证实了 CFR-Key 机制可大幅提高密钥容量。
en-us	Simulation results show that comparing with the secret key generation scheme based on the Channel Impulse Response (CIR-Key), the proposed scheme can significantly improve the secret key capacity.

zh-cn	论文提出一种对螺旋式扫描机载激光雷达系统进行安置角自检校的新算法。
en-us	This paper presents a new algorithm for self-calibration of spiral scanning airborne laser radar system.

zh-cn	首先推导了螺旋式扫描激光雷达点云定位的数学模型；
en-us	Firstly, the mathematic model of the point cloud location of the spiral scanning laser radar is deduced.

zh-cn	然后提取了激光雷达点云数据重叠区的面特征，并构建了基于面特征的激光雷达检校模型；
en-us	Then the surface features of the overlapping area of the laser radar point cloud data is extracted, and the feature of the laser radar calibration model is constructed.

zh-cn	最后，仿真分析了安置角误差对往返航带前后向扫描数据的影响，并利用同名面特征，基于区域网平差方法同时估计了平面参数和安置角参数。
en-us	Finally, the influence of the placement angle error on the forward and backward scanning data is analyzed, The plane parameters and the placement angle are estimated based on the regional network adjustment method by using the same name surface feature.

zh-cn	实验结果表明，该方法实现了激光雷达安置角的自检校，且绝对精度满足生产数据要求。
en-us	The experimental results show that this method realizes the self-calibration of the placement angle of spiral scanning airborne laser radar system, and the absolute accuracy satisfies requirement of the production data.

zh-cn	针对能量受限的合作认知网络，该文研究在保证主用户服务质量要求下，认知用户能量效率最大化问题。
en-us	Considering the energy-constrained cooperative cognitive radio networks, the maximization problem of Energy Efficiency (EE) with Quality of Service (QoS) constraint of primary user is investigated.

zh-cn	认知用户利用信能同传技术接收主用户信号，并采用解码转发协议协助主用户通信。
en-us	Secondary user receives the signals of primary user using Simultaneous Wireless Information and Power Transfer (SWIPT) and serves as a relay with decode-and-forward protocol.

zh-cn	基于分式规划和引入辅助变量将原始非凸问题转换为凸优化问题进行求解，并提出一种迭代的资源分配算法。
en-us	Based on fractional programming and introducing auxiliary variables, the original optimization issue is converted to a convex issue and solved, and an iterative algorithm for resource allocation is proposed.

zh-cn	仿真结果表明，所提算法能够快速收敛于最优解。
en-us	Simulation results demonstrate that the proposed algorithm converges to the optimal solution quickly.

zh-cn	与能量合作方案相比，该文所采用方案能量效率显著提高，同时能更好地保证主用户服务质量要求。
en-us	Compared with the energy-cooperation strategy, the proposed strategy achieves a higher EE and protects the QoS of primary user better.

zh-cn	依据水下测控设备组网系统的工作特点，为了有效挖掘现有测控设备的使用效能，构建高精度的综合性水下测控网络，该文提出基于 Chan 算法的水下测控设备组网集中式数据融合定位算法。
en-us	In order to exploit the development potential of current measurement and control equipment and to build an omnibus underwater measurement and control network with higher precision, according to the working characteristics of the system itself, an underwater measurement and control network centralized data fusion localization algorithm based on Chan-algorithm method is proposed.