matlab练习程序（图像加噪，各类滤波）

cl; img=imread('3.17.tif'); imgn=imnoise(img,'salt & pepper',0.02); [m n]=size(img); %h=fspecial('average',[3 3]); % 3*3的均值滤波 %imgn1=imfilter(imgn,h,'replicate'); %imgn=medfilt2(imgn,[3 3]);

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