本文件为Matlab环境下，不用小波工具箱编的小波变换源代码。-this document for Matlab environment, not wavelet Toolbox series of the wavelet transform source code.

matlab小波包工具箱的使用来分析信号，实现了一维去噪声的功能，恢复出了原始信号-wavelet packet Matlab toolbox used to analyze signals and realized the noise to a peacekeeping function, restoration of the original signal out