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Subject: Re: definition of fh first move

Author: Andrew Williams

Date: 12:11:33 09/19/04

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On September 19, 2004 at 14:50:21, José Carlos wrote:

>On September 19, 2004 at 13:54:15, Andrew Williams wrote:
>
>>On September 19, 2004 at 13:23:32, Michael Henderson wrote:
>>
>>>I'm confused about the definition of this stat.  Does one count null moves and
>>>hash hits in this?  My fh numbers vary dramatically based on what is counted.
>>>Thanks.
>>>
>>>Michael
>>
>>It's best thought of as a measure of your move-ordering. So every time the
>>*first* move you *make* at a node gives you a beta cutoff, increment a counter.
>>If you get a beta cutoff at the node and it's NOT the first move, increment a
>>different counter.
>
>  You must increment this counter every time you get a beta cutoff, even when
>it's on the first move.
>

Sorry. What I meant to say below was:

(100*firstCounter)/(differentCounter+firstCounter)

Cheers

Andrew


>  josé C.
>
>
>>Then it's (100*firstCounter)/differentCounter, which is the
>>percentage of your beta cutoffs which occurred on the first move you tried.
>>
>>Andrew



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