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Subject: Re: Static Evaluation Function

Author: Graham Laight

Date: 09:09:01 04/06/05

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On April 06, 2005 at 11:39:47, Ryan B. wrote:

>On April 06, 2005 at 10:59:26, Graham Laight wrote:
>
>>On April 06, 2005 at 10:32:43, Meg Ryan wrote:
>>
>>>Has anyone got any advice of writing a good position eval?
>>
>>* write a function that takes two chess positions and produces a value between 0
>>and 1 depending on how closely they match
>>
>>* match the given position with every position in the chessbase database,
>>scoring it as 1 if the player won, 0.5 if the game drew, or 0 if the player
>>lost. Use the position matching function as a weighting, and then sum your total
>>answers
>>
>>-g
>>
>>>Cheers!
>
>Ouch, too costly.

Meg asked for "good", not "cheap".   ;-)

-g

>How about calculating what coulor controls more squares.  (as in has more pieces
>attacking the square)  Then the hard part is calculating the importance of each
>square.



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