Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Has CSTAL an Special Search Device?

Author: Fernando Villegas

Date: 17:28:05 04/08/98

Go up one level in this thread


On April 08, 1998 at 15:54:49, Edward Screven wrote:

>On April 07, 1998 at 23:01:40, Fernando Villegas wrote:
>
>>My impression was and is this: that CSTAL not only make good use of a
>>far great knowledge code than other programs, but besides, and maybe
>>more important, it makes use of a search technique very different to the
>>well known Maximin kind of search, where in each node the program pick
>>up the moves that gives the lower rating -or the less high- to his
>>rival.
>>It’s my impression that CSTAL uses a search technique where the purpose
>>is, inside certain limits, to get  moves that produces maximal pressure
>>for the adversary and not the minimal score for his best available move.
>> That “maximal pressure” would be equal to get a maximal number of
>>threats and dangers for the rival even at the cost, some times, to let
>>one or more candidate moves that, if picked up, surpass the maximin
>>standard approach.
>
>or perhaps CSTAL uses a conventional search algorithm coupled with
>an evaluation function that includes large terms for threats.



Well, if that happens then is not anymore maximin approach, doesn't it?
F
>    - edward



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.