How to add 10dB or 30 dB noise to an image?

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shimul
shimul 2013-10-11
编辑： Yatin 2013-10-14
I want to add noises in an image so that the resulting PSNR becomes 10dB or 30 dB?
How can I add noise of specified PSNR to an image?

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Yatin
Yatin 2013-10-14
编辑：Yatin 2013-10-14

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