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Subject: Re: SSDF Rating List 2005-02-25

Author: Peter Berger

Date: 08:50:03 02/27/05

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On February 27, 2005 at 08:54:19, Christos Gitsis wrote:

>On February 27, 2005 at 02:37:09, Thoralf Karlsson wrote:
>
>>     THE SSDF RATING LIST 2005-02-25    101022 games played by  270 computers
>>                                           Rating   +     -  Games   Won  Oppo
>>                                           ------  ---   --- -----   ---  ----
>
>>  34 Crafty 18.12/CB 256MB  Athlon 1200 MHz  2617   26   -26   727   49%  2622
>...
>>  38 Crafty 19.17  256MB Athlon 1200 MHz     2522   43   -47   264   31%  2664
>
>How come Crafty 19 is so much lower rated than Crafty 18? Is it really so much
>weaker than the previous version?
>This seems strange to me, especially since from what I know (correct me if I am
>wrong) the ChessBase interface does not allow WinBoard engines to play at full
>strength.

There is some unknown bug in Crafty 19.17 that make it perform clearly worse
than 19.15 everywhere.

So it is tough to say how 19.15 would have finished compaired to the 18.12 CB
version. Maybe we will get another test with some 20.X version in one or two
years :).

Peter





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