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2:




Matlab (Image Processing Toolbox) . imnoise, , , , . .

1) ( ):

L2=imnoise(L,'salt&pepper', 0.05);

figure, imshow(L2);

.2. ( ).

2) ( 0, - 0,01):

L1=imnoise(L,'gaussian');

figure, imshow(L1);

.3. ( ).

3) ( 0, 0,04):

L3=imnoise(L,'speckle',0.04);

figure, imshow(L3);

.4. ( ).





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