Author: Enrique Irazoqui
Date: 06:03:54 11/12/00
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On November 12, 2000 at 08:31:49, Paul Petersson wrote: >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 Yes, you are right. I forgot about this. Enrique
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