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Home > Archive > Compression > November 2004 > Watermark is a pseudo random string why?









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Author Watermark is a pseudo random string why?
bharath

2004-11-18, 3:55 pm

I have seen many papers considering the watermark as a pseudo random
string. Why so?? why not any data??

Thanks, Bharath

Thomas Richter

2004-11-19, 8:55 am

Hi,

> I have seen many papers considering the watermark as a pseudo random
> string. Why so?? why not any data??


A pseudo-random string is a model for "any data".

So long,
Thomas
James K.

2004-11-21, 8:55 am

On 19 Nov 2004 09:09:03 GMT, Thomas Richter
<thor@cleopatra.math.tu-berlin.de> wrote:

>Hi,
>
>
>A pseudo-random string is a model for "any data".
>
>So long,
> Thomas


In addtion, a pseudo-random string is the most difficult source to
decipher unless it is possible to generate real random information
artificially :<
BR,
------
James K. (txdiversity@hotmail.com)
[Home] http://home.naver.com/txdiversity
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