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Subject: Re: Crafty gone south starting with 19.16

Author: Peter Skinner

Date: 13:44:24 12/09/04

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On December 09, 2004 at 16:02:10, Matthew Hull wrote:

>These were all 30 0 games played on a single Duron 900mhz machine, so 450mhz
>effectively for each program.  These would be blitz games on more up-to-date
>hardware
>
>Learning on.
>Pondering on.
>hash 96m
>hashp 24m
>book width 99
>
>
>
>xboard: Match Crafty-19.16 vs. Crafty-19.17: final score 24-23-53 (equal)
>xboard: Match Crafty-19.13 vs. Crafty-19.17: final score 43-13-44 (wipe out)
>xboard: Match Crafty-19.13 vs. Crafty-19.15: final score 22-20-58 (equal)
>
>
>Crafty's current ICC rating drop in blitz coincides with the advent of 19.16/17.
> This seems to agree with other results that put pre-1916 versions as stronger.
>
>I think something must be seriously out of whack with 19.17, at least against
>computers and at short time controls.

Others state the same and while I suspect a bug in the search of Crafty, I can
not pin point it. I have asked Robert though.

Despite all that, I have the best results with 19.17.

Peter



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