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Subject: Re: How to stop repeated lines

Author: Gian-Carlo Pascutto

Date: 11:27:51 09/26/01

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On September 26, 2001 at 14:17:49, Uri Blass wrote:

>I guess that another possible easy way for beginners is random changes in the
>evaluation by not more than 5%.
>If you change the value of the pawn from 1 to +1.05 the program may have a good
>chance to play a different move and the game is not going to be the same.

The problem of this is that it may make the search instable.

Georg v. Zimmerman had a nice trick here: before starting the search,
change the piece-squares a bit randomly. It gives the same effect but
is much more stable.

--
GCP



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