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Subject: Re: 2 easy questions please

Author: Georg v. Zimmermann

Date: 04:29:32 07/08/03

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On July 08, 2003 at 06:23:55, Geoff wrote:

>Hi
>
>Q1
>In some test suites I have seen moves with 'am' in front of it apart from the
>usual 'bm'. I can't recall which test suite it was now to check.
>Does this stand for 'alternate' good move or 'avoid' move ?

avoid move it is i think. Alternate moves are given as multiple bm.

>
>Q2
>Is there a method or utility program to determine the absolute rating strength
>of a chess program? After a quick peruse of the ELO rating system, it seems to
>have 2 drawbacks. Firstly, it is reminiscent of a Nuclear physics equation,
>secondly and more importantly it is a relative rating. I had a quick tinker with
>ELOSTAT, this removes the awkwardness of the calculation but the result was
>totally dependent on the quess I made for the start rating.
>
>I am surprised no one seems to have written a utility to quesstimate a rating
>maybe from how a program performs using test suites. Ok, I know it will be a
>rough estimate at best, but at least it would be an absolute number.
>
>Or maybe someone has done this, any pointers ?


There are test suits for it. But none of them include enough positions (IMHO).
Example: google for BS2830 , first result.

Georg



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