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Subject: Re: Fuzzy programming techniques for Computer Chess?

Author: Robert Hyatt

Date: 18:46:46 01/31/00

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On January 31, 2000 at 09:17:18, Vincent Diepeveen wrote:

>On January 31, 2000 at 09:03:39, Robert Hyatt wrote:
>
>>On January 31, 2000 at 07:25:06, Vincent Diepeveen wrote:
>>
>>>On January 31, 2000 at 05:06:38, Harald Faber wrote:
>>>
>>>>
>>>>Does any programmer use fuzzy programming within his program?
>>>>If not, would it be helpful and make it easier or better to evaluate positions?
>>>>AFAIK fuzzy is an ideal tool for combining several different, even complementary
>>>>evaluation parameters, and chess programming has a large number of evaluation
>>>>functions...
>>>
>>>You can throw dices and play the move number the dices show,
>>>that's about how fuzzy programming plays chess.
>>>
>>
>>
>>Not exactly.  Fuzzy logic can also mean that patterns "almost match".  IE
>>if you have a pattern that is not precise (pawn at a2 or a3, b2 or b3 and
>>c2 or c3) then that is 'fuzzy'.
>
>I know. Apart from the known paths, do you know a method to apply it
>to chess without producing a 1500 program?
>
>
>>>>Opinions?


Yes.  See crafty.  It has a very few "fuzzy patterns" that have to match (say)
75% correctly to be triggered...



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