Author: Uri Blass
Date: 00:18:31 02/15/05
Go up one level in this thread
On February 15, 2005 at 02:41:30, Peter Skinner wrote: >On February 15, 2005 at 01:27:29, Sandro Necchi wrote: > >>No, Shredder 7, 8 and 9 CB version do have my opening book. > >Wow. I own both Shredder 7, and Shredder 8, and the default books that come with >the CB interface were horrible. Even with the tournament setting off, it was to >wide, and was honestly just horrible. > >Shredder 7 and 8 both gained an immense amount of opening strength by using the >Deep Fritz book, which was the standard practice on the servers. If I remember correctly shredder8 with the default book is the ssdf leader so the default book is not horrible. > >>The only difference with UCI version is that the CB interface allows for 2 book >>settings while the UCI has 3. >>The CB tournament setting is like the UCI std. so allowing a wider range of >>moves to play. >>The tournament book setting in UCI allows only moves from a to c and not the d >>ones, if available, so only stronger moves and this can be estimated in about >>10-15 Elo points. So not that much different. >>Sandro > >If this is indeed true, then my estimation of your opening book might be to >high. A good book can easily bring more than 10-15 elo points to a chess engine. good book relative to slightly inferior book cannot do it and sandro claims that the chessbase book is only slightly inferior because it is more wide. Uri
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