用于信号特征提取、信号消噪，到达过程是的泊松过程，计算加权加速度,Relief计算分类权重，分析了该信号的时域、频域、倒谱，循环谱等,合成孔径雷达（SAR)目标成像仿真。- For feature extraction, signal de-noising, Arrival process is a Poisson process, Weighted acceleration, Relief computing classification weight, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. Synthetic Aperture Radar (SAR) imaging simulation target.