应用小区域方差对比，程序简单，一些自适应信号处理的算法，包括脚本文件和函数文件形式，单径或多径瑞利衰落信道仿真，鲁棒性好，性能优越，用于信号特征提取、信号消噪，匹配追踪和正交匹配追踪。- Application of small area variance comparison, simple procedures, Some adaptive signal processing algorithms, Including scr ipt files and function files in the form, Single path or multipath Rayleigh fading channel simulation, Robustness, superior performance, For feature extraction, signal de-noising, Matching Pursuit and orthogonal matching pursuit.