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Subject: Re: Material Values

Author: Uri Blass

Date: 15:24:33 01/20/02

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On January 20, 2002 at 16:39:23, David Rasmussen wrote:

>On January 20, 2002 at 14:36:44, Uri Blass wrote:
>
>>
>>but it is still not clear because the other evaluation stuff is important.
>>
>
>Of course the other evaluation stuff is important. I am not suggesting to cancel
>all evaluation other than material. I am just saying, instead of having a pawn
>be 1 and a knight be 3, and then somewhere in evaluation check if you have
>exchanged a knight for three pawns, then you penalize by, say, 0.5, why not just
>let the knight have a value of 3.5? I know there are more than one requirement,
>which is why it isn't trvial. But there still might be a solution. It is
>basically a linear programming problem. I don't say that material values should
>cover all sorts of evaluation cases, but material _do_ have values right? And
>who says that 1,3,3,5,9 is the Unchangeable Truth?

I did not say that 1 3 3 5 9 is the unchangable truth.

I said that the numbers are meaningless without more knowledge about the
evaluation.

1 3 3 5 9 in a chess program may be eqvivalent to 0.8 3 3 5 9 if you change the
piece square tables.


Uri



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