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Subject: Re: revolution in computer chess

Author: Robert Allgeuer

Date: 08:49:05 01/03/06

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On January 03, 2006 at 10:49:54, Maurizio Monge wrote:

>What you said is surely true.
>But what i find strange is that, IIRC, the only quite new technic in computer
>chess that can be found in fruit is history pruning, everything else is just a

History pruning was already in use in SmarThink and other engines before as
well. If I am not completely mistaken history pruning was invented by Sergej for
SmarThink.

I assume that Rybka has a completely novel and innovative design and is not
drawing on techniques of Fruit.

Robert



>(damn good) implementation of all well known chess algorithms (hash, null move,
>quiescence, futility, etc... and futility was even disabled in fruit 2.1!!!!)
>But I look forward to see if we will be able to know something about rybka
>search algorithms (i'm incredibly curious to know if it is using CNS :)
>
>Ciao
>Maurizio

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