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Subject: Re: A question on Opening book creation?

Author: Gopikrishna

Date: 10:04:57 08/30/05

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On August 30, 2005 at 12:46:11, J. Wesley Cleveland wrote:

>On August 30, 2005 at 12:21:10, Gopikrishna wrote:
>
>>Gerbil creates opening book by hashing the position and comparing the hash
>>values. But tscp does by getting moves from structures and comparing it with
>>book lines. I guess this approach wont make it slow right? Is there any
>>difference in performance? Since I would like to decide on which way to go...
>>Thanks.
>
>The hashing method allows the program to find transpositions, which is generally
>good, but can have odd side effects. E.g 1. e4 e5 2. Nf3 Nc6 3. Ng1 Nb8 ?!?!

Is transposition applied even on opening stages? I thought it is useful only on
non book moves ? Hashing method can be followed for moves other than book moves,
if i am right?



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