Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: AP downloads, ratings and the latest results now online ...

Author: Uri Blass

Date: 14:41:17 08/23/01

Go up one level in this thread


On August 23, 2001 at 13:01:49, Andreas Herrmann wrote:

>On August 23, 2001 at 08:13:02, Jouni Uski wrote:
>
>>On August 23, 2001 at 08:01:56, Jeff Lischer wrote:
>>
>>>On August 23, 2001 at 05:59:28, Andreas Herrmann wrote:
>>>
>>>>On August 23, 2001 at 00:20:20, Uri Blass wrote:
>>>>
>>>>>On August 22, 2001 at 21:35:14, Frank Quisinsky wrote:
>>>>>
>>>>>>Hi there,
>>>>>>
>>>>>>my emperiment "Amateurs vs. Professionals" is now over (the right time, WM is
>>>>>>running ... good timing :-)) ).
>>>>>>
>>>>>>You can find all "AP" results in a table in my News Ticker.
>>>>>>You can find all 1.440 games in CBH and PGN and a rating list (all engines are
>>>>>>playing 180 games).
>>>>>>
>>>>>>I have a lot of fun with the AP tournaments, maybe I more fun if Gandalf won
>>>>>>more tourneys :-))
>>>>>>
>>>>>>Amateurs vs. Professionals:
>>>>>>http://www.amateurschach.de/schach/cbase/experiment.htm
>>>>>>
>>>>>>All results available in my News Ticker:
>>>>>>http://www.amateurschach.de/news.htm
>>>>>>
>>>>>>...
>>>>>>
>>>>>>Have now a nice latest WM day.
>>>>>>
>>>>>>Best
>>>>>>Frank
>>>>>
>>>>>The result prove that the professionals are clearly better than the amatuers.
>>>>>The best amatuer Goliath Light got less points than the worse proffesional
>>>>>Nimzo8.
>>>>>
>>>>>It seems that in a tournament of 180 games the amatuers have no practical chance
>>>>>to win.
>>>>>
>>>>>Uri
>>>>
>>>>Yes in 180 game tournaments (the statistical error is very low), but in a 9 game
>>>>tournament like the WMCCC 2001 there is nearby all possible. In Frank's test,
>>>>the amateurs wins 3 of 20 tournaments. In his tournaments Fritz is the strongest
>>>>engine, but it wins only 4 or 5 times.
>>>>
>>>>Andreas
>>>
>>>Also, Tiger was the 2nd strongest engine, but finished tied for 14th-15th in one
>>>tournament -- a tournament won by the 11th strongest SOS. Frank's experiment
>>>really highlights how *anything* can happen in short tournaments like WMCCC.
>>>
>>
>>But I have feeling, that with longer time control (as in Maastrich) surprises
>>are less likely. Frank's tournament was 40/10 I think.
>>
>>Jouni
>
>
>No, my opinion is, that the chance to get a halv or a full point against a
>stronger program is in longer time controls better for the weaker program.
>
>In blitz games programs reaches a depth of about 6 to 11 plys. In tournamnet
>games with for excample 40 moves in 120 minutes they reaches about 15 or more
>plys. If a weaker reaches about 1 ply less than the stronger one, it is more bad
>in blitz games.

You forget that the difference is not a constant.
It may be 1 ply at blitz and 2 or 3 plies at tournament time control.

The difference is also in the evaluation and not only in the search

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.