adding noise
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How to add gaussian white noise of SNR=38(some value) to an image using matlab
回答（2 个）
umar siyab
2011-11-25
0 个投票
u can use the imnoise() function to add noise to your image ... you can consult the matlab help for further detail..
umar siyab
2012-3-21
0 个投票
i want my matrix element to be 1 and -1 and matrix should be of 256 by 256
1 个评论
Image Analyst
2012-3-21
Then you should start your own question since your (implied) question is unrelated to aavula's question.
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