离散小波变换的一个应用实例，其中处理的图像为lena.jpg。-DWT an example, the image of lena.jpg.

code source compression image using Haar wavelet By Arash Fattahi, Omid Aladini {r_ash,omid}@cs.sharif.edu To compress an image use this command in MATLAB: haar_compression(FILE_NAME,COMP_LEVEL,MOSAIC_SIZE) example: haar_compres