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Subject: Re: Thinker 4.6b third after 1st round!

Author: Robert Hyatt

Date: 15:15:31 06/01/04

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On June 01, 2004 at 17:47:42, Sune Fischer wrote:

>On June 01, 2004 at 13:55:43, Robert Hyatt wrote:
>
>>On June 01, 2004 at 12:59:47, Sune Fischer wrote:
>>
>>>On June 01, 2004 at 12:35:18, Matthew Hull wrote:
>>>
>>>>
>>>>
>>>>It's like pulling the legs off a bug to measure how fast it's wings flap.  They
>>>>are dismantling the chess-playing entity known as "crafty" and measuring one of
>>>>it's component parts, then claiming the result as the product of how "crafty"
>>>>plays chess.  It is simply "evil".
>>>>
>>>
>>>Yes but you can hardly expect anything else.
>>>
>>>I have little doubt that Crafty is in its strongest configuration is when it is
>>>operated by Bob himself, running on a 4-8 way opteron, playing with learning on,
>>>ponder on, 15 GB hash, 250 GB ETBs on ultra fast SCSI drives, private tournament
>>>book, etc..
>>>
>>>So no matter how we choose to play with Crafty we cannot make Bob happy :)
>>>
>>>Consider though, that for many of the other engines similar things apply.
>>>
>>>-S.
>>
>>Bob is "always" happy when crafty is played with everything in "default" except
>>for the bookkeeping things like hash, hashp, cache, tbpath, etc.  That's the way
>>_I_ play it, that's the way I test it.  That is the way I believe it plays the
>>best it can play.
>>
>>Nothing wrong with someone turning anything or everything off.  But it should
>>not be called "Crafty" in that case.  Perhaps "Crafty (customized)" or something
>>to indicate it is not the "normal" crafty...
>
>It is called Crafty with ponder off or Crafty with no learning, what is wrong
>with that?
>
>The tournament conditions are usually specified for that exact reason.
>
>Nobody is claiming it is Crafty in its strongest setting, just that these are
>the conditions it must play under, like all the other engines in the tournament.

The point is that the conditions are not "identical".  Program A with good book
and no learning, program B with weak book and learning.  Turning off books hurts
A more.  Turning off learning hurts B more.  So the idea is flawed from the
beginning...


>
>-S.



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