Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: How far can you take pure "brute force"?

Author: Joshua Haglund

Date: 15:48:06 11/27/02

Go up one level in this thread


On November 27, 2002 at 14:02:29, Stan Arts wrote:

>Hello!
>
>I am wondering how strong you can go by not using pruning methods like null-move
>or futilitypruning etc. but basicly just use a minimax-type algorithm with
>some form of alpha-beta pruning. I mean to keep the "full-width" (depth before
>going into Q-search) depth 100% sound.
>
>How well would the strong programs of today do when they dis-able (in theory,
>might not be possible ofcourse) all types of pruning except alpha-beta? (keeping
>their Q-search and move-ordening as it is now)
>
>Would be interesting to find out, I mean to see the effect of very good move-
>ordening of advanced programs etc. Also it would probably show which programs
>depend most heavelly on their Q-search that probably makes a lot of difference
>in strength in this case too?
>
>PS. Are there any strong engines/programs that do NOT use null-move, or a whole
>lot of futility-pruning/razoring etc? And if so, which ones?
>
>Thanks!
>
>Stan

I would like to know also :)

Joshua
toneewa@yahoo.com




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.