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Subject: Re: Positions of known value?

Author: Tom Kerrigan

Date: 16:56:59 07/25/00

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On July 25, 2000 at 19:54:02, Pete R. wrote:

>On July 25, 2000 at 19:35:50, Tom Kerrigan wrote:
>
>>I've tried something like that.
>>
>>I wrote a program to go through a few dozen of Kasparov's wins. It did a 2-ply
>>search on every position and gave itself a point if it correctly predicted
>>Kasparov's move.
>>
>>At first it seemed like the number of points was useful and it was easy to tune
>>my evaluation function to maximize the points. But then I found out that while I
>>was maximizing the points for 2-ply searches, the number for 4-ply searches was
>>dropping. So it was actually counterproductive. :(
>>
>>-Tom
>
>I'm assuming that there can't be any immediate tactics going on in the position
>at all, and I'm not sure how many test suites have such positions, but you would
>likely have to hand pick them.

I didn't hand pick any of the moves from Kasparov's games. I just figured that
the program would always get some of the [tactical] positions wrong.

-Tom



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