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Subject: Re: Request for move ordering analysis

Author: Dann Corbit

Date: 14:53:54 05/03/01

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On May 03, 2001 at 17:50:18, Ulrich Tuerke wrote:

>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.

When I run comet on and EPD suite, where will I find that measure?

Crafty posts fail high percentage.  I suspect that this measure is also nearly
identical, but I might be way off-base.  Am I?



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