The code is DWT transform the image, and then use the low-frequency coefficients to reconstruct the image

苗小波分解与重构程序\2层分解压缩后重构图.bmp
....................\3层分解压缩后重构图.bmp
....................\chonggou.m
....................\fenjie.m
....................\lena_gray.bmp
....................\PSNR.m
....................\wave0523.m
....................\压缩后的图像1.bmp
....................\小波1层分解.bmp
....................\小波2层分解.bmp
....................\小波3层分解.bmp
....................\小波一层分解.bmp
....................\花瓶.jpg
苗小波分解与重构程序

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