这个m代码包含了一系列的小波变换的实现函数，有Daubechies,symlets,splines,S+P小波, JPEG2000小波变换等. 可以进行1D或者二维小波变换。-The m code contains a series of wavelet transform to achieve function, and Daubechies, symlets, splines, S+ P wavelets, JPEG2000 and other wavelet transform. Can be 1D or two-dimensional wavelet transform.