Author: Dann Corbit
Date: 10:50:33 08/24/01
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On August 24, 2001 at 13:43:18, Les Fernandez wrote: >On August 24, 2001 at 12:58:47, Roy Eassa wrote: > >>On August 24, 2001 at 12:51:34, Peter Hegger wrote: >> >>>Hello, >>>For the average patzer like myself I'm sure the QGD, QGA, etc... will endure as >>>long as we do. >>>But in top level chess every nuance and permutation of an opening system could >>>mean its eventual demise. >>>My question therefore is: have any openings been refuted by computers to the >>>point where top level players will not adopt them anymore? >> >> >>I'm not the big expert here, but I have two thoughts on this topic. First, most >>of the time the strong chess programs play with opening books, so they are not >>doing algorithmic calculation/evaluation of positions until well into the >>opening. I think that's because the openings are sophisticated in ways >>computers are not, and practice has shown that they do very badly without the >>help of books. Thus they are not given the chance to refute known openings. >> >>The second thought is that they probably have refuted some sub-sub-variations of >>some openings, although I can't come up with a specific example. But they >>certainly haven't refuted some commonly-played opening, like QGD or QGA, such >>that a move that was commonly played as early as move 3 or 4 is now refuted. > >A good person to ask this question to is Dann Corbit who is the founder of the >C.A.P. project. This project has been in existence for about 4 years ( I >think). What we do is analyze various chess positions by computers and Dann has >been gathering all this info into a large database. I know that one of the >projects Dann launched some time ago was analyzing standard openings. The original analysis for that project can be found here: ftp://cap.connx.com/pub/Public_CAP_Results/ECO/ Many of the results have been improved, but I have not bothered to compile them yet.
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