Author: Rex
Date: 03:22:51 11/19/05
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On November 19, 2005 at 05:50:31, Uri Blass wrote: >I wonder what happened to the famous learning of the chessbase programs > >From the fruit page about future plans: > >"Book-learning and position-learning (perhaps but not very likely - >book-learning is not easy to implement in a UCI-Engine)" > >Note that the chessbase programs are supposed to have book learning and I >remember that old Fritz beated Rebel8 again and again in the same line because >Rebel did not have book learning. > >People could expect based on these observations that Fruit is going to lose >matches in the ssdf because of lack of learning (or at least to score worse in >the second half of the match but I do not see it happens). > >I wonder if there is a bug in the implementation of learning by chessbase. > >Note that based on the match against shredder9 that is supposed to have >positional learning it seems that positional learning also did not help Shredder >against fruit. > >I did not look at the games of the ssdf to find out but I wonder if the >opponents of fruit did not try to repeat lines that they beated fruit and I >wonder if it had no effect(even if they cannot repeat the same lines exactly I >expect repeating similiar lines to have bigger probability to lead to similiar >results). > >Is there something wrong in my assumptions? > >Uri Interesting point Uri, Though I have not reviewed any of the games, I have from some of my past computer games seen where DS9 didn't seem to learn correctly from past lines played. Also remember some questioning the learning functions of DS9/S9. So your idea aobut positional learning could be a valid point. From my experience, positional learning has decreased or have little to no effect.
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