Author: Robert Hyatt
Date: 11:54:32 08/26/05
Go up one level in this thread
On August 26, 2005 at 14:21:34, Alvaro Jose Povoa Cardoso wrote: >Hi, >some of you compare the number of times a move failed high to the number o times >the same move failed low in order to decide if a move can be reduced one ply. >I've tested this and also tested using the actual values of the history table >(using of course another history table for fail lows). >I couldn't reach a conclusion though. >What is your experience on this? > >best regards, >Alvaro My first thought is that the number of "fail lows" is irrelevant. What you really want to avoid is a reduction on a move that might fail high. Any move will fail low in some situations, but you want to handle the "typical" case correctly and not reduce if there is a reasonable chance the reduction will hide something.
This page took 0.01 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.