matlab小波分析程序，预报误差法参数辨识-松弛的思想，用于信号特征提取、信号消噪。- matlab wavelet analysis program, Prediction Error Method for Parameter Identification- the idea of relaxation, For feature extraction, signal de-noising.

微分方程组数值解方法，matlab小波分析程序，用于信号特征提取、信号消噪。- Numerical solution of differential equations method, matlab wav