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Subject: Re: evaluationfunction tuning

Author: David Dahlem

Date: 11:16:04 09/07/03

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On September 07, 2003 at 14:04:19, Uri Blass wrote:

>On September 07, 2003 at 13:52:21, David Dahlem wrote:
>
>>On September 07, 2003 at 13:16:50, Uri Blass wrote:
>>
>>>On September 07, 2003 at 11:35:48, JW de Kort wrote:
>>>
>>>>Hi friends,
>>>>
>>>>
>>>>I have recently spend a lot of time improving my evaluationfunction. I have
>>>>added a lot of features and studied a number of sources (Crafy, Gerbil, TSCP,
>>>>Phalanx, Beowulf etc.). Still my engine is not able to beat TCSP 181 in all
>>>>games. Now i want to fine tune the evaluation features. Can anybody give me some
>>>>advice how to ga ahead with this process? Is there a EPD set available of good
>>>>testing positions for this purpose?
>>>>
>>>>Thnak in advance.
>>>>
>>>>Jan Willem
>>>
>>>What is your target?
>>>
>>>If your target is to improve your engine then I think that it is better if you
>>>work about search.
>>>
>>>Gerbil has almost no evaluation but it is clearly better than tscp and the
>>>reason is search.
>>>
>>>Uri
>>
>>And Gerbil would be even better with an improved evaluation!
>>
>>Dave
>
>Gerbil also can be better with improved search.
>
>My point is that if you are not at the level to be clearly better than tscp
>then search is the main thing that can help you to improve your engine.
>
>Uri

My point is improvements in any area will make an engine better, but the
original post was asking about how to improve evaluation.

Dave



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