Author: Alessandro Scotti
Date: 06:26:53 02/15/06
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On February 15, 2006 at 07:45:37, David B Weller wrote: >1/5 the NPS >5 ply less > >NPS and depth is still < Gerbil even when using a rediculously simple SE of >material ONLY Can you reproduce this behavior even at depth 1 or 2 (i.e. with a small tree)? >AlphaBeta fail soft with Aspiration=30 and PVS >Null Move R=2 (no verification) >Futility Pruning at Frontier >Delta Pruning in Quies >Low History Reduction [late in move list] >*not using IID. It does not help > >Extensions: >Check >One Reply >Mate threat >Pawn to 7th IMO all these features make analysis more complicated. Is it possible to remove everything and then adding one thing at a time? Maybe in this order: 1) Alpha-beta (no aspiration) 2) PVS (no aspiration) 3) Hash-table 4) Check extension 5) Null-move R=1
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