Author: Aivaras Juzvikas
Date: 22:42:49 06/13/04
Go up one level in this thread
On June 13, 2004 at 19:09:53, Ed Trice wrote: >On June 13, 2004 at 14:57:54, Aivaras Juzvikas wrote: > >>does it pay off?i mean without stuff like that u get 99% pawn hash table hit/try >>ratio, and with game stages i guess it should be much less?even adding ep square >>(which isnt needed in my case coz it doesnt affect pawn evaluations) reduces >>success by 1% (only tested in opening positions) >> > >Hash tables for pawns are not great game tree reducers, but they are time >savers. You get a slight speedup in your nodes/second with pawn hash tables. > >It is much more important to reduce the size of your tree, rather than get a >slightly better nodes/second score. BUT...pawn hash tables are usually not >large, as you have read in other replies. So, allocate most of your RAM to your >tree-reducing hash tables, and about 10-12% of that should be sufficient for you >pawn hash tables. thats not what i asked, i asked how does xoring in gamestage change the hit/try ratio of pawn hash table.
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