Author: Stuart Cracraft
Date: 14:58:43 08/17/04
Go up one level in this thread
On August 16, 2004 at 16:15:34, William H Rogers wrote: >On August 15, 2004 at 11:31:11, Stuart Cracraft wrote: > >> >>I do have a tropism factor to get queens, rooks, and knights to >>minimize the distance to the enemy king. Perhaps something is wrong >>with them. I don't use attack tables in evaluation since my program >>has none. I'll have to revamp the whole program some day to add >>them incrementally but haven't found a good paradigm yet Even bitboard. >>I liked the thing that Atkin/Slate did with incremental updates >>in their makemove/unmakemove. > >Try making the tropism much larger, ie more points for closeness to the enemy >king. The larger the number the more agressive the program becomes. To large and >it might just make stupid mistakes. >Bill I bumped them up by a factor of 3. The approximate amount now for an attack near the enemy king is equal to about what a good piece placement is, so I don't think there will be a blowup. In all the games I've played with it since, it's dusted me in under 30 moves. Stuart
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.