本程序段可实现小波波形的重建及其频谱分析-Wavelet form and spectrum

matlab小波分析程序，对信号进行频谱分析及滤波，通过matlab代码。- matlab wavelet analysis program, The signal spectral analysis and filtering, By matlab code.

基于小波变换的数字水印算法matlab代码，对信号进行频谱分析及滤波，计算互信息非常有用的一组程序。- Based on wavelet transform digital watermarking algorithm matlab code, The signal spectral analysis and filtering, Mutual information is useful to calculate a set of procedures.