how to add noise to image in frequency domain

if anyone have matlab code for adding noise like guassian exponential gamma salt and pepper religh uniform plz help me.. thanks in advance

回答(1 个)

try the following:
help rand
or
help randn

2 个评论

i say adding noise in image
Generate a noise matrix, RandomNoise, and use
NoisyImage = OriginalImage + RandomNoise

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2011-11-25

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