小波分解和重构 小波分解和重构 -thr=sigma*(2*lgN)1/2/lg(j+1) 用[x,xn]=wnoise(2,10,6) 产生噪声测试数据-The following is Part I of a of hard and soft threshold denoising matlab procedure is the following hardware and software, I made a threshold denoising matlab program: thr

未使用matlab小波函数实现图像的二维小波分解和重构，分解和重构结果有对比-Matlab wavelet function is not used to achieve a two-dimensional image wavelet decomposition and reconstruction, decomposition and reconstruction contrasting results