ID 原文 译文
48586 两次连续测量反射信号的功率变化有90%的概率超过6dB。 Two consecutive measurements reflected signal power changes there is a 90% chance of more than 6 db.
48587 卫星任务规划是卫星系统核心模块,其性能直接影响到卫星系统的工作效益。 Satellite mission planning is the core satellite system module, its performance directly affects the satellite system's work efficiency.
48588 针对卫星任务规划的几个关键问题对现有的一些研究方法进行总结分析,并对未来研究进行展望。 Aimed at several key problems of satellite mission planning to summarize some of the existing research methods analysis, the future research was forecasted.
48589 首先分析了多用户任务需求,梳理了任务需求的辅助分析过程, First analyzed the multi-user mission requirements, combed the mission requirements of auxiliary analysis process,
48590 然后总结归类现有的区域目标分解和任务聚类的方法, and summarizes the classification of the existing area target task decomposition and the method of clustering,
48591 在此基础上分别对单星和多星任务规划模型及求解算法进行述评, respectively on the basis of the single and multiple star review mission planning model and solving algorithm,
48592 最后阐述了卫星任务规划调度需要进一步研究的问题。 finally expounds the satellite mission planning scheduling problems which need to be studied further.
48593 针对复合高斯杂波中的子空间信号检测,研究了广义似然比检测器和恒虚警检测器。 In compound gaussian clutter subspace of the signal detection, studied the generalized likelihood ratio detector and constant false alarm detector.
48594 针对检测统计量分布特性非常复杂、难以获得检测概率解析式的问题,通过对检测统计量的分布特性做合理近似,推导了检测概率的近似解析式,为检测性能的分析和评估提供了便利。 For test statistic distribution is very complicated, difficult to obtain analytical detection probability problems, based on the distribution of test statistic characteristics do reasonable approximation, the approximate analytical detection probability is deduced from the type, to facilitate the detection performance analysis and evaluation.
48595 然后以悬停直升机的检测为例,验证了近似解析式的准确性,并分析了检测概率与信号参数的关系。 Then in the detection of hovering helicopter, for example, the accuracy of the approximate analytical formula is verified, and analyzes the relation between the detection probability and signal parameters.