Author: Martin Giepmans
Date: 16:46:10 04/26/03
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On April 26, 2003 at 19:15:04, Drexel,Michael wrote: >Today I started an interesting experiment. >A match Chessmaster 9000 against Shredder 7.04 in Chessbase GUI with >over-optimistically settings for The King 3.23. >With this settings The King engine evaluates his positions almost always as >better for himself, except it is completely lost. > >Surprisingly a 30 game match ended: >Chessmaster 9000 - Shredder 7.04: 15.5-14.5 (+12 =7 -11) >5 min, AMD 2200+, ponder off, Remis.ctg, alternate colours > >I told The King that the own qeen is better than the opponents qeen, the own >rooks are better than the opponent rooks, the own bishops are better than the >opponent bishops and so on... This seems to imply that you've in fact told The King not to trade pieces. I think that is OK for The King, because it excels in complicated positions with many pieces left on the board. Maybe that explains the good result against Shredder. For other engines things could be quite different. Martin > >Its over-optimistically evaluations dont hurt at all. > >The evaluations were way off but it nevertheless won the match and played a lot >of exciting games although it lacks resistance in worse positions. >Chessmaster played very strong in positions it had an advantage. > >Therefore I think it should be a good idea to have completely different >evaluations. >For clearly better positions an optimistically evaluation (Shredder obviously >has very high scores in such positions) and for worse positions a more realistic >evaluation. > >Michael
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