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Subject: Re: GCP's new ECM (39 disagreeable positions pounded @2000 seconds...)

Author: Gian-Carlo Pascutto

Date: 07:11:31 09/20/01

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On September 20, 2001 at 09:33:22, Miguel A. Ballicora wrote:

>>As far as a computer program is concerned, anything is tactics.
>
>But this means little in practice.

Yes and no. A crappy positional program can play great chess if
it just searches deep enough, while a positional genius can get
trounced if it doesn't see deep enough to spot the hard tactics.
Case in point: Goliath vs Diep

Sometimes the search will take ages to see something which is
'eval' in a positional program. But the connection is certainly
there.

My program can solve several 'positional' positions from the Louget
II test set with a material-only eval, by just looking deep enough.

>>A better tactical search always helps.
>
>In general, yes. Not if the tactical search was tested with a "tactical" suite.
>The way the search behaves in positions considered "tactical for humans"
>is different that the search behaves in "positional ones".
>You cand modify the qsearch in order to find more solutions in the first
>one but decrease the time needed for the second one.
>I believe that both type of tests are useful to gather information.

I personally do not believe in 'positional' testsets much.

I use real games and check if the program had a plan, and if it
had one, if it was consistent and good.

--
GCP



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