Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Tiger 15's wrong 0.00 score

Author: James T. Walker

Date: 14:58:52 12/14/02

Go up one level in this thread


On December 14, 2002 at 15:01:28, Uri Blass wrote:

>On December 14, 2002 at 13:33:18, James T. Walker wrote:
>
>>On December 14, 2002 at 12:15:18, Uri Blass wrote:
>>
>>>This position is from the ssdf games
>>>
>>>[D]7R/2r5/1p5K/1p3B2/6P1/1p6/8/2k5 b - - 0 115
>>>
>>>Tiger15 played b2 with evaluation of 0.00 in the ssdf games when only material
>>>evaluation can tell us that black is losing.
>>>
>>>other programs that I tried can understand at least that white is better.
>>>
>>>Uri
>>
>>It seems silly to me to pick one position and point out that the engines score
>>does not seem perfect.  There are millions of these positions for every program.
>
>I think that this information can reveal important details about weakness of the
>program.
>
>I also saw in the past a case when Tiger overevaluated supported passed pawns
>in a queen endgame.
>I believe that one of tiger's weaknesses is overevaluating passed pawns in the
>7th.
>
>It seems to imagine that they are promoted if there is a threat to promote them
>in the next move and it seems wrong.
>
>Uri

Thank you for your explanation Uri.  Your point is valid of course.
Jim



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.