Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Verified Null-moving

Author: Pham Hong Nguyen

Date: 05:30:16 08/13/04

Go up one level in this thread


On August 12, 2004 at 18:18:40, Ross Boyd wrote:

>On August 12, 2004 at 06:58:36, Pham Hong Nguyen wrote:
>
>>>Be careful with R=3. It has the potential to make your engine go blind. I lost
>>
>>I gess you did not read about Verified Null-moving yet ;)
>>Pham
>
>I implemented it more than a year ago. It worked in some positions... not in
>others... so I removed it. So much has changed in my engine since then it could
>work if I tried it again.
>
>What I meant to say was "Be careful with pure R=3."
>
>Ross

Sorry, but I think Verified Null-moving is designed for working with R=3 only
because of attraction of getting fewer nodes. The aim of verification to reduece
the risk of R=3. Any other value of R will make this algorithm become useless.

Pham



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.