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Re: [Bug-gnubg] rating estimation bug?

From: Joern Thyssen
Subject: Re: [Bug-gnubg] rating estimation bug?
Date: Tue, 25 Jun 2002 11:03:21 +0000
User-agent: Mutt/

On Tue, Jun 25, 2002 at 11:44:01AM +0200, address@hidden wrote
> Hi,
> Attached 2 matches with Match statistics (2 ply).
> The ratings do not seem to correspond with the classifications
> very well. Bug in formula implementation?

The classification of the players into ET, world class, expert etc. is
based on the error rate per move, whereas the rating is based on the
total error rate.

You may be playing world class, but if the game consists of 1000 moves,
then you would lose a lot of games to a perfect opponent.


Joern Thyssen, PhD
Vendsysselgade 3, 3., 9000 Aalborg
+45 9813 2791 (private) / +45 2077 2689 (mobile) / +45 9633 7010 (work)

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