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Subject: Re: I am crushed :(

Author: Dann Corbit

Date: 16:33:53 06/16/99

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On June 16, 1999 at 19:05:29, KarinsDad wrote:

>On June 16, 1999 at 18:44:25, Dann Corbit wrote:
>
>[snip]
>>Let's just call it "Markov Process Variations."
>>That way it will sound a lot more scientific and important.
>>It is often the case that when people say "luck" what they really mean is that
>>there is an element of probability involved.  Personally, I don't believe in
>>luck, but I do believe in probability.
>
>Good plan.
>
>I believe in luck in random circumstances such as a large meteor striking the
>atmosphere and it is big enough so that a marble sized fragment hits the ground
>500 feet away from me. Boy, was I lucky that it did not strike closer. It is an
>extremely improbable event in the first place, but there is no normal way to
>determine when and where it could happen, hence if you have a close call, you
>are lucky that the improbable event did not occur (or if it does occur, you are
>unlucky).
>
>But in computer chess (for the most part), things are deterministic at a
>micro-level. Otherwise, you could not play the same variation against a computer
>program and identically repeat a game (I am sure that some programmers attempt
>to make their programs non-deterministic in some ways). Things are not
>deterministic at a macro-level (i.e. you do not control who you will play and in
>which round, etc.), but although the macro level affects the outcome of the
>tournament, it does not prevent a strong program from defeating all comers. So,
>I do not believe in luck as such in a computer chess tournament.

Random fluxuations occur in *all* physical objects.  I can run the same position
on the same machine with the same program and the same settings and get two
different answers.

I have yet to see anything that is truly deterministic.  I guess I've got a bit
of Bayesian blood in me.



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