Author: Robert Hyatt
Date: 06:59:14 09/12/99
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On September 12, 1999 at 08:39:56, GBes wrote: > >How does one determine the values of all those variables that arise >in the evaluation function of a chess porgram ? >( isolated_pawn, doubled, passed, rook_on_7th_rank, knight_outpost, etc etc ) > >Is there some systematic way to find those values ? > >thank gerrit bes The deep blue guys did something pretty clever, by using a select set of GM games and tuning their eval in an automatic way to make it favor positions that occurred in those games. They also had a tool that would let them fix a positional weakness while not wrecking the evaluation in all those other positions... Most of us first add the terms, then adjust them over time as we watch the programs play games... but it is difficult...
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