?? addnoise.m
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clear,close all;I=imread('D:\Documents and Settings\liutao\桌面\gray3.bmp');J=imnoise(I,'gaussian',0,0.001);imshow(I);figure,imshow(J);figure,imhist(I);figure,imhist(J);imwrite(J,'D:\Documents and Settings\liutao\桌面\gray3noised.bmp')?? 快捷鍵說明
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