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Subject: Re: how can one create an improved opening book? (ctg)

Author: Bob Durrett

Date: 12:45:26 11/25/03

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On November 25, 2003 at 01:55:27, Derek Paquette wrote:

>On November 24, 2003 at 17:25:19, Thanasis wrote:
>
>>It is true that all those progs (shredder, fritz, junior, etc.) does not use the
>>compatible openings books that are offered with the original cds than anyone of
>>as can buy.
>>If not for as to create shuch books , at least how can we improve our books?
>>(except from methods like improving inluence value and learning strength)
>
>In my own experience with making books,
>no matter what database you gather and learn from,  it all comes down to what
>the program is best at, and what it likes.  I took a database of all the games
>from 1990-2002,  from 2650 rated players or higher,  and learned from that.  It
>was 'ok'  but the biggest jump I had in program performance cause of my books is
>that I made a massive openning book 500mb,  and turned my program lose on the
>playchess server for a month,
>
>big book, with lots of learning time will do you good

I would be very interested in knowing more about the method you used to
accomplish the learning.  Would you care to shed some light on this?

Bob D.



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