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Subject: Re: how do i disable learning in crafty?

Author: Uri Blass

Date: 15:16:45 03/19/04

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On March 19, 2004 at 17:39:17, Dieter Buerssner wrote:

>I think, the learning issue was solved. I suggest to go further. For Crafty to
>be a good sparring partner (this might depend on the version of Crafty), you
>should make it not aware, that the opponent is a computer (can be done, by
>options to WB/XB). Otherwise, Crafty will always use the same book lines ("My"
>Crafty that I downloaded will always make the same move in each position, when
>the opponent is a computer. It will chose the move with the best statistics in
>the PGN from which the book was created). If your book is rather random, this
>might be acceptable, but if you also try with a rather forced book, you will see
>the same variations - possibly the same games - over and over again. Even when
>your book is rather broad, this might not be, what you expect from a sparring
>partner. Of course, you should not mention your results against Crafty, when you
>disabled learning and the narrow book - Bob will complain loudly :-)
>
>Regards,
>Dieter

I think that martin does not care about deterministic behaviour because he is
using nunn match conditions for testing.

The problem is that he likes to compare a version with future versions so if
Crafty behaves different because of learning it is a problem.

Uri



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