Author: Robert Hyatt
Date: 15:16:49 02/07/99
Go up one level in this thread
On February 07, 1999 at 17:10:52, Frank Phillips wrote: >When you fail_high in the null move part of the search is it normal to store the >score returned in the hash table as the lower bound for this position - since >presumably making a move would be even better? > >If so what draft do you store, (depth-NULL_DEPTH) or depth? depth. Otherwise this entry will never be used, because at the top of search you probe looking for a draft of 'depth' or better. And the point of storing this says 'a null move failed high here, so if we do a LookUp() again, we want to fail high again without doing the null move search.'
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.