Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: In the generate_move function...

Author: Tom Kerrigan

Date: 23:56:02 12/18/99

Go up one level in this thread


On December 18, 1999 at 21:46:17, leonid wrote:
>It is very interesting that I found many times that people indicate the usage of
>"illegal moves" as very beneficial. Was able to use them only in the ply zero.

Can you restate this? I can't think of a time when illegal moves would be
beneficial...

>Today read one idea more that looked to me very promissing. Tryed it but, beside
>light lost in speed, found nothing. It was the statement indicating that when
>you have some enemy piece under the fire, take it first with your less valuable
>piece. Found no improvement when put this idea to work. Strange! Idea sound to

This method (MVV/LVA) will slow your program down in terms of nodes per second,
but it should radically increase the effectiveness of alpha-beta cutoffs. If it
doesn't, maybe there's something wrong with your search algorithm.

-Tom



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.