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Subject: Re: Why do some engines have learning capacity and others none?

Author: Premraj Natarajan

Date: 23:42:55 01/05/06

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On January 06, 2006 at 01:39:00, Peter Skinner wrote:

>On January 06, 2006 at 00:46:40, Lonnie Cook wrote:
>
>>I always thought learning capcity for your engine was a good thing
>>
>>Those with this feature:Shredder 9,HIARCS10,Nimzo,Crafty,Comet just to name a
>>few
>>
>>
>>But then why do the majority have no learning capacity?  Like:
>>
>>Fruit 2.2.1,Rybka,Fritz,Junior,KING 3.23  to name a few.
>
>Well Fruit, Junior, Fritz, and The King 3.23 all having learning done by the
>interface if possible.
>
>The Chessbase interface and Chesspartner both do learning for the engine.
>
>Crafty, Comet, and Hiarcs 10 have native learning and positional learning.
>Shredder is still an engine that relies on the interface to do the learning. The
>engine itself does not learn.
>
>Some have it because the authors believe it to be beneficial, and others have
>not implemented it because they think that learning over time can actually hurt
>performance.
>
>This arguement is the same for tablebases.... it is just the way the world
>works.. :)
>
>Peter

Shredder has very good learning compared any other engine mind u it learns
correct move for a position and writes it in a shredder.pl2 file

Raj



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