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Subject: Re: Counter move heuristic

Author: Ed Schröder

Date: 12:35:01 08/31/05

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On August 31, 2005 at 13:27:20, Alvaro Jose Povoa Cardoso wrote:

>>>>I am using it for mate_scores only. It gave me +4%.
>>>>
>>>>Ed
>>>
>>>
>>>Meaning you only update it with a move that produces a mate-in-N score???
>>
>>Yes, but of course only positive mates.
>>
>>Ed
>
>And in what order do you put these in the move ordering procedure?

For every (positive mate) the [piece_type][square] table is incremented with the
remaining_depth, then I keep the highest as mate-killer, one for white, one for
black. I found out that the mate_killer can be best used right after killer_one,
if you know what I mean.

So now you know all.

Ed



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