Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: The difference between short and long time controls

Author: Uri Blass

Date: 14:48:56 10/13/03

Go up one level in this thread


On October 13, 2003 at 17:41:09, Uri Blass wrote:

>On October 13, 2003 at 17:34:03, Russell Reagan wrote:
>
>>On October 13, 2003 at 16:58:12, Uri Blass wrote:
>>
>>>It is a practical question and there are cases when the difference increase when
>>>the time control becomes longer.
>>>
>>>Engines are not close to playing perfect chess so the hypothetical case of
>>>perfect chess is not relevant.
>>
>>The concept of diminishing advantages at longer time controls is theoretically
>>sound, and there is evidence to support it in real life. I have played some
>>matches to test this idea, playing engine matches at different time controls,
>>and so far it has held.
>>
>>How many times have you heard someone say that one of the top amateur engines is
>>"very strong at longer time controls"? Ruffian, Aristarch, SOS, SmarThink...the
>>list goes on and on. I'm not the only one who has noticed this. Christophe seems
>>to have noticed this also.
>
>I know that Ruffian performed better at longer time control relative to weaker
>amateurs based on peter berger's tests.
>
>Uri

I can add that a possible reason for diminishing returns may be opening books
that leads often to draw when the time control is long enough.

I think that it may be fixed by using the nunn2 match to test engines.

Uri



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.