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Subject: Re: The failure of validation with DEEP BLUE 2 (ethical questions)

Author: Rolf Tueschen

Date: 12:50:08 07/19/02

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On July 19, 2002 at 11:50:51, Matthew Hull wrote:

>
>It seems that most of the controversy can be boiled down to the axb5 vs Qb6
>issue.

Objection.

That was Kasparov's reason for his question for the logs, yes. But it's not the
biggest challenge of the DB2 team. The biggest examination came from me with the
miles higher levelled questioning of their experimental design and ethics.
Please read all the exchange of arguments between Dr. Hyatt and me. The point is
that the logs seriously do not prove a thing.


> This was the ONE BIG evidence Kasparov had of possible cheating.  It
>seems in fact that this is the only thread by which the cheating allegation
>hangs.  If that could be demonstrated, then who knew how many more moves in the
>match would have been "corrupt", yes?
>
>But we find that logs from other chess engines show a similar DB2-like regard
>for the two moves over time in that the two evaluations show a trend toward
>intersection.  This greatly weakens (if not completely destroy's) Kasparov's
>strongest evidence of cheating.

Objection!

Why do think that completely different entities could be taken for refutation or
corroboration of DB2 play? That is comparing apples and peas. (That is why I
demonstrated the importance of the deconstruction of the machine. It simply
destroyed all possible evidence. The rest is speculation. At whose costs? The
team of DB2 is guilty of.)

>
>All the rest of the arguments about courtesy, politeness, friendliness, supposed
>sinister motives (please provide Hsu's and Murray's brain logs for evidence!)
>and goodwill do not strengthen Kasparov's axb6/Qb6 contention, by which the
>entire cheating allegation hangs.  That is the only thread Kasparov ever had.

In science truth is not depending on some individual's limitations. As I said I
did make the main accusations! In your collection above you forgot to mention
ethics of scientists. And this is completely independant of Kasparov. It's a
'must', a duty, of the team. Unfortunately they failed. Perhaps you don't
understand it at first. But then read please my exchange with Dr. Hyatt. The
main reason lies in the early stages of their experimental design of the
machine. Perhaps the whole question could be led back to the early times of
tournament computerchess. At the time the protagonists simply missed the
question of documentation, because it was just an academic fun at weekends where
all parties had the same good status just by their participation in the new
research. The chess itself was not the most important factor in these days...
simply because it was very weak chess. Even the operators were sometimes
stronger than the machines. :)

And another important point was the long-distance connection to the huge machine
power. So, the question of cheating would have led to nowhere - because anything
in fact was possible. But to what purpose? That's why the question wasn't top on
the agenda in those ancient days.

>And his contention has been scientifically undermined, if not completely
>destroyed.

Objection.

>
>_That_ is science.  If it's good enough for other engines to find the evaluation
>trend, if not the move itself (given the un-avoidable technological
>disparities), then the DB2 log validity is only strengthened, not weakened.

You must read what Amir wrote about it. The question is if DB2 would reject the
present of three black pawns! Of course PC machines can be instructed to reject
it, but facts speak a different language - that comps still are a bit too
greedy.

>That's where the true scientific evidence points.  End of story.  Game over.
>
>Yes? :-)

No, I'm so sorry. :)

Rolf Tueschen

>
>Regards



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