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Subject: Re: Evaluation Autotuning

Author: Dan Honeycutt

Date: 11:46:12 06/28/04

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On June 28, 2004 at 14:22:55, Joachim Rang wrote:

>On June 28, 2004 at 13:03:37, Dan Honeycutt wrote:
>
>>On June 28, 2004 at 12:43:10, Robert Hyatt wrote:
>>
>>>On June 28, 2004 at 12:37:42, Dan Honeycutt wrote:
>>>
>>>>On June 28, 2004 at 08:54:00, Anthony Cozzie wrote:
>>>>
>>>>
>>>>>settings, and then N games with the new settings.  I am only really interested
>>>>>in longer timecontrols: 20 min + on an Athlon 2.0G or so (70 min on P-650, etc),
>>>>
>>>>
>>>>Why long time controls?  I thought you could test evaluation with shorter time
>>>>controls, search needed longer (or varied) time controls.  Am I out in left
>>>>field?
>>>>
>>>>Dan H.
>>>
>>>
>>>My personal belief is that longer controls are better.  Short games rely heavily
>>>on the search, and leaves a better chance for random luck to influence the
>>>outcome.  Deeper searches tend to make fewer tactical mistakes, leaving the
>>>outcome to the quality of the evaluation....
>>
>>Makes sense but not what I was hoping to hear.  Every bonus/penalty in my
>>evaluation is a pure guess.  I need to tune, but the task is formidable.  With
>>limited time and resources I was hoping to use shorter time controls.
>>
>>Hopefully this project of Anthony and yours will produce something to help those
>>like me.  I'll be watching developments with interest.
>>
>>Dan H.
>
>
>May personal experience with tuning the evaluation of Fruit is, that short time
>controls like 2+1 are appropriate for such a task. One needs statistical
>significance and that is achievable only with short time controls in a
>reasonable time.
>
>regards Joachim

Thanks Joachim.  As I say, I'm interested in where this project leads.  If I
have to tune myself (basically starting from scratch) it would seem short time
controls should at least get me in the ballpark, then I could use longer times
to further refine.

Dan H.




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