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Subject: Re: Request for move ordering analysis

Author: Ulrich Tuerke

Date: 14:50:18 05/03/01

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On May 03, 2001 at 17:30:25, Dann Corbit wrote:

>On May 03, 2001 at 17:06:19, Ulrich Tuerke wrote:
>
>>On May 03, 2001 at 16:54:17, Dann Corbit wrote:
>>
>>>With this subset of 28 WAC records, could anyone who is willing run their chess
>>>engine against this set:
>>>ftp://cap.connx.com/pub/criminals.epd
>>>
>>>And tell me what percentage of correct first move is recieved by their program?
>>
>>What are you talking about ?
>>Do you mean the cases where the best move hadn't changed over all iterations ?
>>These cases will be very rare, I guess.
>>
>>Not sure, if I got you right, Dann ?
>
>What I mean is, you made 50,000 first guesses as to what was the move to analyze
>first, and 45,000 were correct.
>
>That gives you 90%.
>
>Like that.

Let me put it this way.
In all cases, where a new best move had been found, we check if it had already
been on 2nd place. If yes, we count it as a hit.

The corresponding rate would be a measure of our root move ordering quality.

Uli



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