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Re: [WM]: BOWS CONTEST





Mauro Barni wrote:
> 
> ....while granting a minimum PSNR (Peak-Signal-to-Noise-Ratio) of 30 
> dB between the watermarked image and the attacked one.

Already flawed, I'm afraid.  PSNR does not measure visual change.

> ...The attacker
> who will be able to remove the watermark from all the three images 
> with the highest (on the average) PSNR will win the contest and 
> receive a prize (300 $ plus a digital photocamera).

....and contestants from Princeton that win get instead a pretty certificate containing 1,000,000 brownie points - since we know
already they don't need the money - and a visa...(oh, hold it, IHW06 will be held in the US again.  Hmmmm.)    ;)

--
Cheers, Ron


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