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Subject: Re: Anyone for an 'increasing expectation' heuristic?

Author: Guido Schimmels

Date: 08:48:21 05/03/99

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On May 03, 1999 at 09:24:49, Andrew Williams wrote:

>I don't have ChessBase, but I think any such feature must be based on doing
>n searches - which should be n times slower. If you ask for the best two moves
>does it take (a little less than) twice as long? Perhaps I'm missing something?
>
>Andrew

No, you don't miss anything :)
It is done by leaving alpha/beta untouched (at root level) until after move n.
And of course this slows things down terribly.

- Guido -




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