Author: Robert Hyatt
Date: 21:28:13 09/07/00
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On September 07, 2000 at 12:34:40, Walter Koroljow wrote: >Thank you for the link. It turns out that Zugzwang ran on a multi-processor >Cray! Therefore, I have excluded it from consideration. > >That leaves 29 program/PC combinations that played 157 games (+73,=57,-27) for a >score of 101.5-55.5 (64.6%) against opposition with an average rating of 2415. >A single program with a rating of 2541 would be expected to achieve this score. >Recalculating the confidence statistics, we get only minor changes: > > 95% Confidence Interval >Spread of Ratings for Average Rating >----------------- ----------------------- > 0 2502-2579 > 200 2502-2584 > 400 2503-2595. > >The conclusion stays the same: There is considerable confidence that the >average rating of the programs in Chris' data running on 200MHz or faster >PC-based computers is in the 2500's. > >Cheers, > >Walter You might conclude that if you look only at the _results_. But if you look at the _games_, you get a significantly different "picture". A GM simply won't get beaten by a 1800 player. A computer falls into such losses. A GM doesn't play like a genius in 2 games and then like a 1600 in 1.
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