Author: blass uri
Date: 12:46:07 09/13/98
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On September 13, 1998 at 14:33:11, Amir Ban wrote: >On September 13, 1998 at 13:12:52, Bruce Moreland wrote: > > >>I think that since Thorsten is known to be an anti-Fan of Fritz, that he should >>take especially careful steps to make sure that he gets the computer set up >>right, selects the right book and gets it set up right, and documents the games >>so that people can play them through and understand the opening book choices. >> >>It sounds like Fritz dynamically changes its opening book weights, so it will be >>hard to verify the book. >> > >If the PowerBook resides on CD-ROM, it is not modified by learning and is in its >original state. If it was copied to disk, there's a Fritz function to restore >all book weights to original. Even simpler, you can turn off the effect of book >learning (but the "optimal" setting of Fritz actually turns it to maximum). > >I think the "correct" way to use the PowerBook is in their original state >without effects of learning. Still, even if the weights have been changed by >learning, it does not make sense to argue that this makes Fritz weaker, because >learning is supposed to make Fritz stronger (and if it doesn't, this is not >Thorsten's fault). > >The only "wrong" way to use the PowerBook is to change the weights artificially, >something that Fritz5 allows. > >The argument that Fritz is getting a bad deal because the PowerBook is not the >best book for Fritz should be ignored even if it's true (I don't think so), >because ChessBase publish it as the strongest book for Fritz and that's all >Thorsten needs to know. tiger11.2 is playing in the tournament because Thorsten believed it is better than tiger11.4 Tal's best version according to thorsten is playing and not tal's commercial version If he does not use the version he believes is best for fritz5 and he believes Fritz5's powerbook is counter productive this is unfair for fritz5. I do not know if the powerbook is counter productive(I have not the powerbook) but I am sure that the book that is used in the games is counter productive. Uri > >Amir
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