Author: Gian-Carlo Pascutto
Date: 01:32:34 06/28/02
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On June 28, 2002 at 03:57:12, Odd Gunnar Malin wrote: >On June 28, 2002 at 03:32:35, Gian-Carlo Pascutto wrote: > >>On June 27, 2002 at 18:05:57, Robert Hyatt wrote: >> >>>I evaluate them pawn-by-pawn. No real penalty here because of the connected >>>passer pair on the b and c files... Actually, in looking at the code, I only >>>evaluate the most advanced passer on each file for the critical scoring. >>> >>>Each pawn gets some usual positional stuff added in, But then the endgame- >>>specific code only looks at the most advanced passer on each file, since it is >>>the one that is most dangerous... >> >>Robert, do you have any idea why Crafty does so well here? >> >>Compared to Crafty, my thing takes ages. So does Yace. So does Fritz, etc... >> >>-- >>GCP > >I'm not sure it is this but when Dr. Hyatt showed this pawnhash entry here some >days ago it was clear that he also evaluate candidat pawns (e4 pawn) as plus. >Maybe this would raise blacks score enough to form the searchtree. > >Odd Gunnar >(Pure candidate pawn: wpawn: a2 b2, bpawn: a7. pawn at b2 is the candidate for a >passer and must move before a2) My program has this also, and I'm sure Yace and Fritz do as well, so it must be something else... -- GCP
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