一维离散小波变换，输出项是一维离散小波变换的小波变换系数，输入值是小波名，信号序列,The dwt command performs a single-level one-dimensional wavelet decomposition with respect to either a particular wavelet ( wname , see wfilters for more information) or particular wavelet decomposition filte

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