Re: KILLT and AGING

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Article #4811

#4811

From: David Spencer
Date: Fri, 30 Sep 1994 01:44

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In article <9409271025.AA04888@aba.nsrc.nus.sg> kongsian@nsrc.nus.SG (Kong Sian) writes:

> > 	Is pl73 better with or without KILLT and AGING defined?
> > 
> 
> Defining KILLT is always good.  The KILLT heuristics is actually
> a move ordering heuristics.  It favors moves towards the centre and
> will try these out first.  The effect of defining KILLT is to reduce
> the size of the search tree without any loss of move quality.

Doesn't KILLT mean "killer table" which doesn't necessary moves
towards the *center* but rather moves that cause *cutoffs*, regardless
of direction.

--

     + ------------------------+
     | David Spencer           |
     | david-spencer@retix.com |
     + ------------------------+

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From: dspencer@mproj.retix.com (David Spencer)
Newsgroups: gnu.chess
Subject: Re: KILLT and AGING
Date: 30 Sep 1994 01:44:02 GMT
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In-reply-to: kongsian@nsrc.nus.SG's message of 27 Sep 1994 06:28:29 -0400

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