Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Quiesce Search and checks (accuracy vs speed)

Author: Tord Romstad

Date: 01:53:58 08/21/03

Go up one level in this thread


On August 19, 2003 at 19:07:06, Charles Roberson wrote:

>
>   I have been experimenting with various types of moves in qsearch. Obvious
>moves to consider are captures, promotions, checks and check evasions. I have
>tried qsearch with and without check evasion and it seems a waste to try them.
>Captures and promotions are necessary. However, checks are unclear.
>
>   Rudolf Huber told me that most commercial programs consider checking moves in
>the qsearch. Does it really make a difference?
>
>   As stated earlier today, qsearch is an accuracy vs speed tradeoff. Does
>considering the effect of checking moves make up for the lost speed?

In my program, checks in qsearch was a big improvement.  I have experimented
with removing them several times, but the result has always been a clearly
weaker program.

As always, YMMV.

Tord



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.