Author: blass uri
Date: 03:57:57 02/24/99
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On February 23, 1999 at 18:53:28, Dann Corbit wrote: >On February 23, 1999 at 18:47:36, Vincent Diepeveen wrote: >>On February 23, 1999 at 14:53:11, Dann Corbit wrote: >[snip] >>>I don't think this is evidence of "cooking" -- more likely learning. Quite >>>likely, they have already analyzed this position set in their database and >>>therefore know the best responses for each position. >>> >>>Rather than indicating something underhanded, it probably just means that they >>>have run extensive testing in this area. Crafty would do the same thing. If I >>>ran crafty at very long time controls, it would update the learning data file >>>about what to do in these situations. Is crafty cheating? Certainly not. Not >>>'cooking' anything either. >>> >>>I don't see any evil conspiracy here. That does not mean there is nothing >>>afoot. But I doubt it. >> >>f5.32 gets shipped with Learning files already compiled for those >>positions and another few thousands for auto232 at the auto232 version, >>is that what u mean? >I only suspected something of that nature. But it certainly makes sense. If I >were a chess program manufacturer, I would have best move entries for thousands >of known difficult positions. Some of the Crafty and Covax postions turn up a >lot in games, for instance. I do not think that they used learning files already compiled for these positions because if they did it then they did not need to calculate moves when they played. They probably changed the evaluation function to have better results in the nunn match. Uri
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