Author: martin fierz
Date: 20:05:39 05/20/02
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On May 20, 2002 at 15:41:47, Eric Baum wrote: > Is there any >serious forward pruning going >on, leading to real ratings improvements? And if so, is anybody gaining >from pruning based on position as opposed to merely numerical evaluation? i don't know too much about chess programs, but i can answer for my checkers program: i do very much forward pruning, and it gives me HUGE gains. then again, checkers is a much more positional game than chess, so it is much easier to do forward pruning. but my experience with it makes me think that if someone could find a decent way to do it in chess, it would make a very big difference. perhaps this is what separates the top commercials from the top amateur programs... aloha martin
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