Computer Chess Club Archives




Subject: Re: Beating MTD(n,f)

Author: Gian-Carlo Pascutto

Date: 03:25:40 06/06/01

Go up one level in this thread

On June 06, 2001 at 05:05:28, Dan Andersson wrote:

>>Behaviour of MTD is a horror in normal positions when
>>score slowly drops. Also with pawn being 1000 units MTD is hard to use,
>>as well as most commercials which give big scores for some patterns there
>>MTD is not usable.
>This is simply not true.

Actually I think Vincent is right here, although I would
really like an objective measure, because this is just
guesswork based on how we understand the search.

The catch is that most strong MTD'f implmementations use convergence
accelerators, and those will make the difference between centipawn
and millipawn scoring void.


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