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Subject: Re: SSDF(Crafty 19.17 - Deep Junior 8)A1200, ½-1½, now 2-6

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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