一个用C语言实现的小波变换 小波采用DB4小波。代码简单易懂，能够实现精确重构-1 with the C language implementation of the wavelet transform using wavelet DB4 wavelet. Code is simple and easy to understand, be able to achieve accurate reconstruction of

图像的5/3小波变换的matlab代码。程序简短，易懂。-Image 5/3 wavelet transform matlab code. Program brief and easy to understand.

利用小波变换给数字加盲水印的代码。 svd+dwt(a method using svd and dwt to embed and extract water mark from image)