Author: Carlos del Cacho
Date: 06:14:50 01/07/01
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On January 06, 2001 at 11:57:10, James Swafford wrote: >On January 06, 2001 at 10:45:05, Leen Ammeraal wrote: > >>In qsearch, when no more captures are possible, >>I return the material score, including the >>position evaluation. Should this include >>some extra points for the side that is to move >>rather than ignoring this aspect? >>After all, although there is no time to evaluate >>any further moves, it is likely that the position >>will be improved by the side that is to move. >>I could not detect any improvement of my program >>when I tried. What is usual in this regard? >>If a bonus for the side to move is reasonable, >>how many centipawns should this be? >>Leen Ammeraal > >I've heard of programs that do this - award a bonus for being >on move. Side to move is, afterall, a part of the position, >so I guess it's logical to factor that in, but I have no idea >how valuable that is. > >It seems to me that what really matters isn't the fact that >you can move next, but how much damage you can do with that >move. Giving some arbitrary value for being on move will >not adequately "cover" how much "damage" you can do on the >next move, it just assumes you can somehow improve your >position. Isn't this the same assumption we do with nullmove? I think it is not such a bad idea. You can always improve your position unless you're in zuzwang. My guess. Greets, Carlos > >Knowledge like "how many pieces am I attacking?" and "how many >of my pieces are being attacked?" seems much more valuable. >And pretty expensive to obtain... > >-- >James
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