Author: Enrique Irazoqui
Date: 11:11:38 10/03/99
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On October 03, 1999 at 12:25:09, James B. Shearer wrote: >On October 03, 1999 at 11:52:43, Howard Exner wrote: > >>On October 03, 1999 at 09:17:38, Georg v. Zimmermann wrote: >> >>>The game against Hoffmann should _of course_ be counted. Say what happens if I >>>play a game with a cold in a tourniament ? >> >> >>This is not quite the analogy that comes to mind. A computer that shorts out, or >>has a power failer is more like a person having a total stroke or blackout >>during the game - or maybe having someone bonk you over the head causing an >>unconscious state. >> >>Or course if you are concerned about the game score then of course even >>someone dying at the chess table will not matter. But in the GM challenge >>the point is seeing how a computer program plays vs a human. Otherwise we may >>find ourselves with a rash of posts, "I beat Crafty in 10 moves!" When asked >>by the enquiring minds here on CCC, "How did you do that?", you could >>simply reply, "The power went out in my house, it refused to move so it >>lost on time! Yipee my rating just shot up!" > > Rebel did not lose on time. > Obviously the game should count. - Rebel played 2 moves in the Hoffman game that can not be reproduced. If Rebel had won, the victory wouldn't count. Should the game count only because Rebel lost? - The first move that can't be reproduced is 40.Rg4. I think that at this moment Rebel was already lost. I count this game, but there are arguments for both sides. In my opinion this is not going to matter much in the long run. Enrique > In any scientific experiment, >arbitrarily throwing out data points is forbidden because it can easily >introduce biases that destroy the validity of the results. Any points thrown >out should be on the basis of a protocal establised before the experiment >starts. Experience has shown humans are generally incapable of making objective >decisions about this sort of thing. That is why double blind experiments were >invented. > James B. Shearer
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