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Subject: Re: Null move R=3

Author: Tony Werten

Date: 00:11:45 08/08/01

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On August 07, 2001 at 16:03:34, Bruce Moreland wrote:

>I've often heard people state that null move with R=3 is better than with R=2,
>but I have never ever ever gotten a test result that indicates this.
>
>I've tried everything.  I've tried it throughout the tree, I've tried it near
>the root, and I've tried it near the tips.
>
>My measurement standard is ECM positions solved, which *always* goes down.

I'm not really sure but isn't ECM an endgame testsuite ? Using R=3 you have to
make sure there are some pieces (not pawns) on the board. ( or use double
nullmove )

cheers,

Tony

>
>What are other people doing that I'm not doing, or are people testing in some
>other way, if so is their way better or worse?
>
>I would test Crafty both ways (it's currently doing R=3 some places), but my
>machines will be busy until after the WMCCC.
>
>bruce



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