Author: Vincent Diepeveen
Date: 06:01:33 10/10/00
Go up one level in this thread
On October 10, 2000 at 05:30:39, Steve Maughan wrote: >Yes I found the problem! I was trying to be too clever with Null moves, by >attempting to predict if it would be successful - once I ripped this code out it >performed as exected. It now searches 1400 kn in ~ 9 secs to complete 9 ply. > >The only problem now is that I see that the first move cutoff ratio is only 84% >- far too low! i have 85 to 86% there, so not much better. what is your fliprate: chance that a move which in hashtable was stored as <= alfa node (or pv node) that it gets >= beta now? >Thanks to you all for the help! > >Steve
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.