Author: James Robertson
Date: 02:11:52 11/25/99
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On November 25, 1999 at 03:50:30, Bas Hamstra wrote: >On November 24, 1999 at 20:16:31, William Bryant wrote: > >>On November 24, 1999 at 00:02:37, Jon Dart wrote: >> >>[Minor Snip] >>> >>>Maybe you've got over-aggressive forward pruning or lazy eval? >>>(It could be a lot of other things, but these come to mind). >>> >>>--Jon >> >>Jon, >> can I speculate that you _do_not_ do a lazy eval. I have been trying >>to get this to work but it actually makes my program weaker. I suspect that >>it is because my eval is not complex enought to make lazy eval time effective. >> >>You thoughts or comments? >> >>William >>wbryant@ix.netcom.com > >I have tried Lazy Eval with different settings and found no big speed >improvements. IE I never ever saw the 50% speed gain reported by Bob. I have a >relatively big eval. > >Regards, >Bas Hamstra. I gain a huge amount through lazy eval, even though my maximum positional score is around three pawns. James
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