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Subject: Re: To: KarinsDad...nps

Author: Charles L. Williams

Date: 20:08:37 05/04/99

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On May 04, 1999 at 22:10:59, Will Singleton wrote:

>On May 04, 1999 at 22:01:57, Charles L. Williams wrote:
>
>>On May 04, 1999 at 21:46:59, Will Singleton wrote:
>>
>>>On May 04, 1999 at 18:35:50, William H Rogers wrote:
>>>
>>>>I read your post and I don't think that I understand what's wrong.
>>>>I am using a Pent 120 and QBasic (not quick basic) and set maximun depth to
>>>>4 plys.
>>>>From the starting position, white moves e2e4, my program calculated 45,614
>>>>positions in 40.60156 seconds for a nps of 1140.
>>>>Making a second move of f1c4, the program calculates 60,029 positions in
>>>>54.60938 seconds for a nps of 1111.
>>>>I increment my node counter with every move that the program calculates and
>>>>evauluates. Maybe this is wrong, but I think that one of us is doing something
>>>>not quite correct. Lets try to find out who, what or why.
>>>>Bill
>>>
>>>It's always interesting to know how others count nodes.  fwiw, I count all calls
>>>to makemove that result in a legal move.  Pseudo-legals aren't counted.
>>>
>>
>>
>>>Will
>>
>>I count any position that is evaluated, but not the moves leading to the
>>evaluated position.
>>
>>
>>Chuck
>
>That's pretty much incorrect, if you are interested in comparing your nps to
>others.  But you knew that, right?
>
>I believe most people count a node as a node (or branch) in the tree.
>
>Will


I didn't know that, but it explains a few things.  I'm a relative newcomer to
this site, so I would have missed any discussions (if any) about counting nodes.
 This should improve my count considerably.  :)


Chuck



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