I=imread('peppers.bmp');
>> imshow(I);
>> J = imnoise(I,'gaussian',0,0.02); 添加零均值“高斯”噪声
>> imshow(J);
>> size(J)ans = 505 510>> for i=2:504;
for j=2:509;
J(i,j)=(1/9)*[J(i-1,j-1)+J(i-1,j)+J(i-1,j+1)+J(i,j-1)+J(i,j)+J(i,j+1)+J(i+1,j-1)+J(i+1,j)+(i+1,j+1)];
end;
end;
我是用邻域平均法对图像进行降噪处理的
>> imshow(I);
>> J = imnoise(I,'gaussian',0,0.02); 添加零均值“高斯”噪声
>> imshow(J);
>> size(J)ans = 505 510>> for i=2:504;
for j=2:509;
J(i,j)=(1/9)*[J(i-1,j-1)+J(i-1,j)+J(i-1,j+1)+J(i,j-1)+J(i,j)+J(i,j+1)+J(i+1,j-1)+J(i+1,j)+(i+1,j+1)];
end;
end;
我是用邻域平均法对图像进行降噪处理的
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