ID 原文 译文
53467 时域和视域的目标跟踪采用基于改进生物地理优化的快速跟踪方法。 The object tracking along temporal and view directions is performed based on an improved biogeography-based optimization method.
53468 实验结果表明所提分割与跟踪算法快速、高效。 Experiments are performed and convincing results are obtained.
53469 在正交波形 MIMO 雷达信号处理中,发射信号分离是其中的一个重要环节, The extraction of transmitting signals is an important step in signal processing for MIMO radar.
53470 一般可以通过匹配滤波器组来实现,而匹配滤波器组对信号分离是基于发射信号满足理想正交条件的, Usually, it can be realized by matched filter bank which principle is based on ideal orthogonal condition for transmitting waveforms.
53471 实际中由于很难得到理想的正交波形集,因此将会造成信号分离能力下降或分离不彻底, But it is hard to get ideal orthogonal waves. So with the matched filter bank, the signal extracting capability descends acutely.
53472 Therefore, a new method to design optimal filter bank is proposed.
53473 为此,提出一种优化滤波器组设计方法,以最小化滤波输出峰值旁瓣电平为目标函数, The object function is formulated through minimizing peak sidelobe level of filter output.
53474 采用凸优化方法进行全局优化设计, Convex optimization is used to get the global optimal filters.
53475 计算机仿真表明,该方法所设计的优化滤波器组可以显著提高非理想正交波形 MIMO 雷达的信号分离能力。 The computer simulations verify that the optimal filter bank can improve the extracting capability for MIMO radar with nonideal orthogonal transmitting waves.
53476 正交匹配追踪(OMP)算法是一种基于压缩感知的稀疏信道估计方法,本文对 OMP 算法的终止条件进行研究, The Orthogonal Matching Pursuit (OMP) algorithm is one of the sparse channel estimation methods based on compressed sensing.