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Subject: Re: draw-score behaviour is in DeepFritz T28 too...

Author: Duncan Stanley

Date: 11:58:53 12/12/00

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On December 12, 2000 at 14:51:38, Mogens Larsen wrote:

>On December 12, 2000 at 13:30:32, Christophe Theron wrote:
>
>>This way of explaining things shows that you don't know how programs can plan.
>>It's not about changing weights of the evaluation terms. It's about looking at
>>the position like a human would do and selecting the appropriate "goals", and
>>then trying to achieve them by calculation.
>
>These goals as you call them are guided by weights of the evaluation terms and
>the knowledge of the program, so in reality you're tuning for good execution of
>a certain and limited type of positions/goals. The program will perform more or
>less sane moves until the score inflates and it has a goal. That's randomness.
>
>The progress in computer chess (IMO) is that the waiting moves are getting
>better. By this I mean better at aiming for positions where the program excels,
>but not good enough to call it planning. Too many holes and exceptions. I guess
>that speculative scores is a way to bypass that problem. Making it do something
>instead of nothing. I still see that as forced behaviour.
>
>Sometimes the goals are correct and "the plan" works and sometimes not, but it
>contains the randomness of tuned weights and knowledge. The previously mentioned
>carrot on a stick. The main problem is that it's guided by evaluation and when
>that starts to fail or becomes static, planning goes out the window because the
>goal disappears.
>

You saw it. Well done.





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