Author: James Swafford
Date: 16:49:12 06/01/99
Go up one level in this thread
On June 01, 1999 at 18:14:27, Pat King wrote: >I've implemented a pretty generic aspirated AB with check extension and >quiescent search. Of course, with the extensions come some variability in the >node count for a given fixed depth search. But I'm finding swings of a factor of >10 in nodes searched from move to move! Is this unusual? When I get my !@#^@#%$% >hash working, will the improved move ordering help this any? > >All input appreciated! > >pat If you have some liberal extensions, coupled with a quiescence search that can continue as long as there are captures (or checks?) to be made, then it makes sense to me that the node counts for tactical positions will much, much higher than for positions that are quieter in nature. Does the pv show a long line of capture moves (after the full width search)? -- James
This page took 0 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.