www.pudn.com > matlabinprocessimage.rar > P0308.m, change:2004-04-04,size:222b


[I,map]=imread('eight.tif'); 
figure,imshow(I);title('original') 
J1=imnoise(I,'gaussian',0,0.02); % 受高斯噪声干扰,结果如图3-17(b)所示 
[K noise]=wiener2(J1, [5 5]); 
figure,imshow(K);              % 结果如图3-20所示