随机调制信号下的模拟ppm，预报误差法参数辨识-松弛的思想，gmcalab 快速广义的形态分量分析，是国外的成品模型，用MATLAB实现的压缩传感，考虑雨衰 阴影 和多径影响，在matlab环境中自动识别连通区域的大小。- Random ppm modulated analog signal under Prediction Error Method for Parameter Identification- the idea of relaxation, gmcalab fast generalized form component analysis, Foreign model is finished, Using MATLAB compressed sensing, Consider shadow rain attenuation and multipath effects Automatic identification in the matlab environment the size of the connected area.