Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Why does the Chess Genius programs play strong on 486 machines?

Author: Serge Desmarais

Date: 11:04:40 09/12/98

Go up one level in this thread


On September 12, 1998 at 08:10:14, Moritz Berger wrote:

>On September 11, 1998 at 17:37:48, Serge Desmarais wrote:
>
>>On September 11, 1998 at 06:25:27, Moritz Berger wrote:
>>
>>>
>>>>You surprise me, here, when you say that Fritz plays opening moves with ONE
>>>>occurence! On my computer, all the moves that are unique get a 0% chance of
>>>>being played. Of course, if all the moves in a given position were played less
>>>>than 10 times, that is another story. Did you set your parameters for Fritz to
>>>>play a greater diversity of moves than the default settings?
>>>>
>>>>
>>>>Serge Desmarais
>>>
>>>Try it yourself: Open tree F11, follow the most popular move until one game
>>>remains, click "move now" button, Fritz will display "in book" in the "seach
>>>info display" and play the book line until the end.
>>>
>>>Moritz
>>
>>   But that is another story! If ONLY ONE move is in book for a given position,
>>it has no choice but to play it. But up to there, it must be a move that won the
>>game. Do you think it should start "thinking" when only ONE game is listed for
>>the only move given or for all the available move? That would be an interesting
>>idea. Personnally, I think that Fritz should ADD the first move played by its
>>opponent that is not in its book and also should start thinking if the results
>>obtained by itself when playing all the available moves (or the unique move)
>>weren't good. Of course, not based on blitz games, but on games of 1 hour/mate
>>AT LEAST, or based on a certain minimum depth reached. It could also add its own
>>reply in the book.
>>
>>
>>Serge Desmarais
>
>I think that Ed's EOC concept looks better (where the book is a mere guidance
>for the engine, but needs to be confirmed by calculation). If the engine gets
>more "sceptical" about the book the fewer reference game exist for a given move,
>this seems to be a good way to avoid extreme evals after leaving book (maybe
>still playing hand-selected sharp lines, gambits etc.).
>
>Moritz


Looks interesting to me! I don't have Rebel's program, except for the Decade
version. So, you are telling me thet right on the first move, Rebel calculates?


Serge Desmarais



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.