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Subject: Re: fritz once again leads from the front in the fight against the human rac

Author: Peter Kappler

Date: 09:15:17 07/02/99

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On July 02, 1999 at 08:10:11, eric guttenberg wrote:

>I'm sorry, I don't want to get into an exchange of unpleasantries but
>I think you are mistaken here.  We are looking at the same posts I believe.
>The posts that show Hiarcs winning are all engine v engine in one computer
>and there is a lot of evidence that these results simply are not reliable
>in determining which is the stronger; in the results obtained when each
>program plays on a separate but equal computer the results are very
>different.  Look at Jim Walker's results where in 200 games at g/5,
>40 games at g/15 and 10 games at tournament times, F5.32 leads H7.32
>in each category. Do you recall any posts that show H7.32 leading F5.32
>in computer v computer games?
>The reliability of engine v engine tests to determine playing strength
>has been discussed before on this site many times. That is what I mean
>when I say the results are dubious and prove nothing.  Tania's engine
>v engine posts between these two programs fairly consistently showed
>H7.332 better by about 200 elo points. I don't think anyone really
>believes that. Hiarcs ability to "ponder" in engine v engine seems to
>skewer the results.

If Hiarcs is really pondering in the "same-computer" matches, then I agree, the
results are badly flawed.  But, it is hard to believe that Chessbase would have
shipped Hiarcs 7.32 with this bug.

--Peter




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