以Matlab小波工具箱为基础，详细介绍小波分析应用于信号处理和图像处理的原理和方法，并对小波分析的数学基础做了简要介绍。-Wavelet toolbox in Matlab, based on details of wavelet analysis applied to signal processing and image processing principles and methods, and mathematical foundations of wavelet analysis to do a brief introduction.