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Subject: Re: King's Out : move ordering questions

Author: Renze Steenhuisen

Date: 06:41:24 04/01/04

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On March 31, 2004 at 23:36:05, Jon Dart wrote:

>On March 31, 2004 at 12:35:21, Renze Steenhuisen wrote:
>
>
>>Me too, can't find it... I am using sources :-) But what I really would like to
>>have is a good description of which techniques together cause a FH-% of 90-95%
>>And I can't find it... soo...
>
>Well, Arasan does the following move ordering (regular
>search, not quiescence):
>
>1. Hash move
>2. Winning captures
>3. Killer moves (2)
>4. History moves (top 2)
>5. All remaining non-capture moves
>6. Losing captures
>
>and it is getting 90%+ on almost all positions.

Well, OK I will try that... why not use HH on all non-captures (and
under-promotions)? Is it _THAT_ much faster to just find the two best HH values
instead of sorting them all according to their HH-value?

Renze



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