Author: Vincent Diepeveen
Date: 18:12:48 04/27/04
Go up one level in this thread
On April 27, 2004 at 01:50:37, John Merlino wrote: 2000369 Evans, Larry M. g USA 2470 0 22.03.32 i I already had a hard time believing that a 72 year old GM would be making Johan's book :) If you tell him he needs a mouse with a computer i bet he'll tell you that he isn't that old yet to be falling for that joke :) >On April 27, 2004 at 01:31:30, Johan de Koning wrote: > >>On April 26, 2004 at 17:31:44, Theo van der Storm wrote: >> >>>On April 24, 2004 at 20:48:59, Johan de Koning wrote: >> >>>>More tomorrow, which is today locally, 7 hours to go, should sleep now ... >>>> >>>>... Johan >>> >>>Johan, >>> >>>You are going to be very late :-) >> >>Thanks for rubbing that in! >> >>Also thanks to the Hydranians, for letting me start with the full >>90 minutes (rather than the 53 that were left), despite my warning >>of imminient regret. >> >>>What I forgot to ask you: >>>Who makes your book these days? >>>I can´t find it in my(!) list of participants... >> >>I played with the default book of (soon to be realeased) Chessmaster X. >>It used to be maintained by (the famous GM) Larry Evans. >> >>Note1: I do not know what kind of maintenance that was. I *guess* >>his goal was to cover human theory (which is practice :-) as wide >>as possible. John Merlino knows more, and if he's bored enough he >>might dig up a few anecdoetes. :-) > >Well, I would say that the MAIN anecdote I can dig up is that Larry did NOT >maintain the CM9000 book! It was our INTENTION to have him do it, but he >graciously begged off (not exactly at the last minute, however). So, since we >wanted a newer, larger, better book for CM9000, I created it myself from a large >database of super-GM games (much thanks to Dann Corbit for providing a large >portion of them) and lots of fine-tuning of the import parameters until I was >satisfied with the results. > >At least, from what I've heard, the CM9000 book isn't as poor as the ones in >CM8000 and previous.... ;-) > >>Note2: I do not know if it has been maintained since late 2002. > >Nor do I, unless the Romanian development team have done something with it. > >>Note3: My code scans the entire book for transpositions, finding >>moves in lines that the CM GUI would never see. That is probably >>not a good idea, since those moves could never have been reported >>as bugs. > >Oh, good. Then I won't feel bad if TK played any horrible moves from the book in >Leiden. :-) > >jm
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