Author: Paul Petersson
Date: 05:31:49 11/12/00
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On November 12, 2000 at 06:20:24, Enrique Irazoqui wrote: >On November 12, 2000 at 03:19:33, Uri Blass wrote: > >>On November 11, 2000 at 20:12:11, Bruce Moreland wrote: >> >>> >>>On November 11, 2000 at 18:33:52, Uri Blass wrote: >>> >>>>On November 11, 2000 at 18:20:25, Thorsten Czub wrote: >>>> >>>>>On November 11, 2000 at 14:36:02, Uri Blass wrote: >>>>>>I do not think that Hiarcs has big king attack scores relative to other >>>>>>programs. >>>>>> >>>>>>Uri >>>>> >>>>>wrong >>>> >>>>I think that your impression of bigger scores of hiarcs may be because of the >>>>fact that hiarcs has bigger scores in general than other programs. >>>> >>>>Here is an example that is not about king attack but about endgame: >>>> >>>>[D]8/2n4r/p1k1p3/PpPp1p2/1R1P1PpP/1P1R2P1/8/5K2 w - - 0 1 >>>> >>>>This position is from one of the games between Fritz6a and Nemeth Eduard >>>> >>>>Fritz6a evaluated this dead draw as +2.94 for white and Hiarcs7.32 can see +4.39 >>>>pawns for white. >>>> >>>>This is not because Fritz is smarter than Hiarcs but because of the fact that +2 >>>>of Hiarcs is not identical to +2 of Fritz. >>>> >>>>Uri >>> >>>I see this all the time in games with my engine vs Crafty. For example in some >>>drawn endings mine will say +2 and Crafty will say +1. >>> >>>Some engines contain a term that's supposed to induce them to trade down when >>>ahead material, I think. >>> >>>bruce >> >>I agree that it is one of the reasons for Hiarcs's bigger score but not the only >>reason. >> >>If black is a rook down in the initial position then hiarcs shows scores of >>+6.xx when other programs show scores that are close to +5. >> >>Uri > >For Hiarcs, the value of a pawn is 1.28 instead of the conventional 1.00. > >Enrique I know that this is true for the DOS versions, but I think this changed when Hiarcs became a Windows/ChessBase engine. Paul
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