Author: Bertil Eklund
Date: 06:14:43 07/24/01
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On July 24, 2001 at 08:22:08, Harald Faber wrote: >On July 24, 2001 at 07:48:06, Tony Hedlund wrote: > >>On July 24, 2001 at 05:17:48, Harald Faber wrote: >> >>> >>>For Tony: Do you reset the weights in the opening book before you start new >>>matches or do you take over the learned move preferences from former matches? >> >>I don't reset the opening book. > > >Aha! This is one of the most important statements I have read since months. > > >>But for the matches I now play it doesn't matter. In the first match, Deep Fritz >>- Tiger 14 CB 20-20, DP was on my "left computer". In the present match, >>Gambit Tiger 2 CP - Deep Fritz 18-21(so far), DP is on my "right computer". So >>Deep Fritz didn't learn anything from Tiger 14 CB. But in the next match, Gambit >>Tiger 2 CP - Tiger 14 CB, both programs have had the possibility to learn from >>Deep Fritz. > > >It is not only that DeepFritz cannot have learned from Tiger 14 to use it for >the current match, but DeepFritz *already* has learned from former opponents. So >if you play DeepFritz (or any other program) which has learned from say 100 >games, versus a new entry, the new program definitely has a disadvantage because >it has no learned values. > > >>So in that sence we honours the best learner, which probably also is >>the best program. > > >Uhh, IMO this is nonsense. Oh, sorry, yes, it is the best *program*, but not the >strongest *engine*. I don't deny that learning also counts to a program like the >opening book, but at the moment I see a much too high value for effective >bookleraning. One might fear that in near future several programmers will >concentrate on *very* effective booklearning (Hi Christophe, how far is yours?) >instead of improving the engine. Please prove me wrong... > > >>Tony Hi! Tiger Chessbase have the same learning as Deep Fritz. And of course a winning line against A can often be a losing line against B. I think it should suit you if you at least pretended to be impartial when you comment on matches and programs. In my last match Tiger14 won the last 8 games in a row against Hiarcs7.32, the results in the first 30 games wasn't particularly good for Tiger, I guess that you don't complain in this case or..... Bertil
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