计算加权加速度,对信号进行频谱分析及滤波，考虑雨衰 阴影 和多径影响，用于信号特征提取、信号消噪，用MATLAB实现的压缩传感。-Weighted acceleration, The signal spectral analysis and filtering, Consider shadow rain attenuation and multipath effects For feature extraction, signal de-noising, Using MATLAB compressed sensing.