Author: Uri Blass
Date: 15:43:19 12/20/04
Go up one level in this thread
On December 20, 2004 at 18:31:56, Dann Corbit wrote: >On December 20, 2004 at 18:27:37, Uri Blass wrote: > >>On December 20, 2004 at 18:22:24, Dann Corbit wrote: >> >>>On December 20, 2004 at 16:32:24, Jouni Uski wrote: >>> >>>>Shredder 8 reaches quite stunning averaga search dept. E.g. with only 15 >>>>second/move average with Pentium 2400 and 128MB hash it averages 15,2 ply! For >>>>comparison Fritz Bilbao and Gandalf 6 reach both same 12,7 ply. No wonder >>>>Shredder beats them 13 - 7 and 14 - 6. Of course 2,5 ply is a lot difference! >>>>Is there any amateur or pro engine, which can equal Shredder in depth - Junior's >>>>half plys can be forgotten. >>> >>>I can write an evaluation function that only counts the wood. It will beat >>>Shredder's depth, but Shredder will easily kill it on a 1/10 as powerful machine >>>all the time. >> >>Only writing evaluation that only count wood will not be enough to beat >>shredder depth. > >A simple PVS with null move and wood counting only will get 19 plies in a few >seconds. Is that what you mean by pruning? In what position? I never had only wood counting but I guess it is dependent on the position and in tactical position when there are many threats to win material it may get smaller depthes. Uri
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