ID 原文 译文
54587 首先,计算量测与目标的HRRP特征相似度; Firstly, the similarity of HRRP feature is calculated between the measurement and the target.
54588 然后利用特征相似度辅助JPDA算法完成波门搜索,减少可行事件的数量; Then, the number of the feasible event is reduced with the HRRP feature similarity aided JPDA algorithm to complete the gate search.
54589 最后使用特征相似度对可行事件的发生概率进行修正,进而修正量测与目标的关联概率。 Finally, the probability of the feasible event is modified by using the HRRP feature similarity, and then modify the association probability of the measurement and the target.
54590 实验结果表明,本文算法提高了关联性能,同时还极大地提高了算法的实时性。 Simulation results show that this algorithm improves the correlation performance, and also greatly improves the real time performance of the algorithm.
54591 基于假设检验的统计分辨研究能够衡量统计意义下的分辨能力,还能够突破瑞利限的限制。 The research of Statistical Resolution Limit(SRL) based on hypothesis testing can measure the resolution ability in the statistical point and break through the Rayleigh limit.
54592 当前研究均假定两目标的回波幅度为确定情况,实际中雷达观察的快起伏目标回波服从随机分布。 However, the researches presented have made an assumption that the amplitudes of two signals are determined, while in the reality that of the fast-fluctuating targets are random-distributed.
54593 基于随机分布假设,本文推导了两近邻点目标的距离统计分辨性能。 Therefore, we derive the range statistical resolution limit of the two adjacent targets under this assumption.
54594 研究表明,两种假设下的检验统计量均服从加权卡方分布,统计分辨概率和波形、幅度相关系数、回波信噪比等多种因素有关。 The studies show that both tests under two hypotheses are weighted Chi-Square distributed, and the statistical resolution performance is related to factors, such as the waveforms, the coefficients of the amplitudes and the signal-noise ratio(SNR), etc. .
54595 仿真验证了理论推导的正确性, The simulation results demonstrate the correctness of the theoretical results,
54596 并且与应用于时延分辨的MUSIC算法相比,该方法具有更好的距离超分辨性能。 and this method accesses a much better performance compared with the MUSIC algorithm applied in the range resolution.