Computer Chess Club Archives




Subject: Re: Most brilliant novelty from cct7 Witchess-Arasan

Author: John Merlino

Date: 17:01:46 02/14/05

Go up one level in this thread

On February 14, 2005 at 19:23:07, Thomas Mayer wrote:

>Hi Arturo,
>> I did not tune the book against Movei.... I tune a book for a specific
>> engine. Anthony accepted my help and I did my best in 2 short months. Of
>> course, how could you understand that?
>we had that discussion already in several forums. Uri has his point of view
>(which is IMO totally wrong) and will not change that... senseless to discuss...
>You might remember CCT4 -> Since then I had never again such a fantastic tuned
>book for Quarks needs - it was the work of Leo Dijksman which he had done in
>several month with thousands of games and analysis. Of course it was Quark which
>was playing that tourney but it had a fantastic book that lead it to positions
>it can play. And that is what a good book cooker should do, he should help the
>engine to end up in positions after the opening where it knows what it should
>do. The more time he can spent on that the better it will do.
>Vincencts 700 Elo might be a bit to high, but 300 is for sure a good number -
>the difference between a random book and a well tuned book. Especially the
>weaker or more unbalanced your engine is, the more it is important to have a
>perfect book. Maybe for a weak engine even Vincents 700 is possible...
>Greets, Thomas

Ok, 300 points I could easily believe, assuming that you are tuning a specific
book for a specific opponent (rather than a tournament such as the CCT).


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