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Subject: Re: Negamax with alpha/beta and scoring.

Author: Carlos del Cacho

Date: 06:25:13 09/10/00

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On September 10, 2000 at 09:10:28, Larry Griffiths wrote:

>I tried to implement Negamax with cutoffs again yesterday and failed.
>

Then try again... :)

>My approach was to take my old alpha beta code and converted it to
>negamax/cutoffs.
>
>I am of the opinion that my scoring function should calculate the highest
>possible positive value for Black Or White instead of the most negative value
>for Black and the most positive value for White.
>

That's right. In Negamax both players intend to get positive scores so when you
evaluate a position you do it from the perspective of side to move.

>Is my statement about scoring with Negamax/cutoffs true or am I still missing
>something.
>
>Larry.

Good luck
Carlos



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