Author: Tony Hedlund
Date: 02:40:19 10/01/04
Go up one level in this thread
On October 01, 2004 at 00:43:45, Mike Byrne wrote: >On September 30, 2004 at 23:52:18, Robert Hyatt wrote: > >>On September 30, 2004 at 23:03:19, Peter Skinner wrote: >> >>>On September 30, 2004 at 19:59:08, Robert Hyatt wrote: >>> >>>>On September 30, 2004 at 18:30:40, Peter Skinner wrote: >>>> >>>>>On September 30, 2004 at 18:02:21, Robert Hyatt wrote: >>>>> >>>>>> >>>>>>>Again Crafty lost an Nimzo-Indian with white. When will it change to 1.e4? >>>>>> >>>>>>It won't. >>>>>> >>>>>>:) >>>>> >>>>>Do you honestly feel Crafty plays better vs computers with 1.d4? >>>>> >>>>>I find in online games that Crafty does very well with 1.e4 or 1.Nf3 against >>>>>computers. >>>>> >>>>>Peter >>>> >>>> >>>>The problem is professional book lines in 1. e4 openings... >>> >>>I see your point. >>> >>>Would it not be better to supply an opening bookc.bin that would refute many of >>>the lines, or at best come out of the opening even? >>> >>>Playing 1.d4 is simply going to get Crafty in trouble in quite a few of the >>>games. You can only play it so many times before learning hurts you instead of >>>helping you. >>> >>>Peter >> >> >>The thing is, they play X games with one computer, so learning ought to fix this >>up unless the Nimzo lines are so well plotted that everything it tries fails. >> >>Making a special SSDF opening book is not something I have time to do. Nor >>anyone else I know of. IE Peter has some stuff from the WCCC, but we'd not want >>to reveal that via SSDF testing as we will likely play in the next WCCC event >>and will need a unknown book for it... > >The book for SSDF appears to be more or less a generic plain jane book based >on top GM games. My own testing with new clean books like this -- it will take >at lest about 20 -25 games to really get some "good" learning action. So it >may take a little bit of time. The lrn-files is still empty. Is this ok? Will it take more games for Crafty to start learning? Or is the learning stored somewhere else? >I like the fact that Tony is rotating through >multiple opponents as opposed to playing 20 against Junior than 20 versus >Ruffian etc. I'm not playing multiple opponents. It will be 40 games against Ruffian 1.0.1 and 40 against Deep Junior 8. Hopefully other testers also play with Crafty. Tony >IMO, there is no doubt that good hand tuned "secret" book for small swiss 14 >round tournaments is vital to surivive. They all appear to be doing it. > >One area that has seen a noticable chnage over the last 10 years is "opening >book preparation" There is so much more information available to everyone and >there are good tools to use the data -- all one has to do is to committ the time >and the energy to do it. The top professional programs are clearly doing >that. Why not , they are the professionals and a great result in one of these >reknowned toutnaments will sensales their way. So what if the tournamnet is >only 14 games - it will be the headlines to the winner that generates sales. >The book usually plays a pivotal role between the top finishers - since the >programs are so close to each other anyway.
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