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Subject: Re: is rybka beta 9 already better than the original rybka beta

Author: Albert Silver

Date: 11:36:27 01/11/06

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On January 11, 2006 at 14:18:52, Joseph Ciarrochi wrote:

>I've just been comparing rybka beta 9 to the original rybka beta. Beta 9 is
>winning 21 to 17 in five (1 sec inc) minute blitz. (similar margin to what vasik
>reports in the readme file)
>
>Anybody else have informal tests. If this result holds, it means Vasik has
>already improved the engine by about 30 points.
>
>best
>Joseph

I think that measuring it against the same opponents in identical conditions
(using an opening suite such as Nunn2 or Noomen Select) is a better method to
measure. An engine against a modified version of itself will usually exacerbate
differences more than would appear against another engine.

                                          Albert



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