Author: Uri Blass
Date: 00:51:32 01/07/06
Go up one level in this thread
On January 06, 2006 at 02:54:44, Peter Skinner wrote: >On January 06, 2006 at 02:42:55, Premraj Natarajan wrote: > >>On January 06, 2006 at 01:39:00, Peter Skinner wrote: >> >>>On January 06, 2006 at 00:46:40, Lonnie Cook wrote: >>> >>>>I always thought learning capcity for your engine was a good thing >>>> >>>>Those with this feature:Shredder 9,HIARCS10,Nimzo,Crafty,Comet just to name a >>>>few >>>> >>>> >>>>But then why do the majority have no learning capacity? Like: >>>> >>>>Fruit 2.2.1,Rybka,Fritz,Junior,KING 3.23 to name a few. >>> >>>Well Fruit, Junior, Fritz, and The King 3.23 all having learning done by the >>>interface if possible. >>> >>>The Chessbase interface and Chesspartner both do learning for the engine. >>> >>>Crafty, Comet, and Hiarcs 10 have native learning and positional learning. >>>Shredder is still an engine that relies on the interface to do the learning. The >>>engine itself does not learn. >>> >>>Some have it because the authors believe it to be beneficial, and others have >>>not implemented it because they think that learning over time can actually hurt >>>performance. >>> >>>This arguement is the same for tablebases.... it is just the way the world >>>works.. :) >>> >>>Peter >> >>Shredder has very good learning compared any other engine mind u it learns >>correct move for a position and writes it in a shredder.pl2 file >> >>Raj > >As i don't have Shredder 9 I just assumed the learning was the same as in 8. I >did not know Shredder has positional learning. > >While that is great, to say that one program will play x move in a given >position does not mean that another will do the same. > >This is where the combination of book learning, positional learning, and result >learning are so important. > >Peter It seems that all this learning is a big failure in comp-comp games(at least against fruit). programs in the ssdf list fail to improve their result against fruit with more games. I wonder if programmers are going to improve their learning in order to improve their score in long matches against programs with no learning. Uri
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