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Subject: Re: Even More Adaptive Null Move Pruning ?

Author: Robert Hyatt

Date: 19:23:36 09/25/00

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On September 25, 2000 at 16:26:04, Ernst A. Heinz wrote:

>Hi Gian-Carlo,
>
>>Would it be acceptable to use R=4 with an even larger 'depth remaning'
>>threshold? Did you ever run tests with this configuration?
>
>I did some preliminary tests with an adaptive formula that
>lets R increase to 4, 5, 6, ... with remaining search depth.
>
>The tests suggested that R = 4 might make sense for a remaining
>depth of 16 plies in middlegame positions and 20 plies otherwise.
>
>=Ernst=

That was sort of what I saw.  The depth needed to make this work is not quite
"there" yet...  But it won't be too terribly long... :)



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