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Subject: Re: But Not Yet As Good As Deep Blue '97

Author: Peter Kappler

Date: 14:33:22 07/17/00

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On July 17, 2000 at 17:26:36, blass uri wrote:

>On July 17, 2000 at 17:07:35, Peter Kappler wrote:
>
>>On July 17, 2000 at 17:02:22, Peter Kappler wrote:
>>
>>>On July 17, 2000 at 16:09:09, Amir Ban wrote:
>>>
>>>>On July 17, 2000 at 07:22:41, Graham Laight wrote:
>>>>
>>>>>I'm afraid I still feel that Junior could have come out ahead (instead of
>>>>>level)in this tournament by beating Bareev and Khalifman - and possibly by not
>>>>>losing with such apparent ease to Kramnik. Continuing the game against Anand
>>>>>might possibly have gained an extra half point as well.
>>>>>
>>>>>I think that Amir has an aspiration to make his program demonstably better than
>>>>>Deep Blue (this certainly comes across in his interviews published on the
>>>>>Chessbase Website coverage of Dortmund (www.chessbase.com) before the Kramnik
>>>>>game). If so, as a (hopefully!) impartial member of the viewing public, I'm
>>>>>afraid to say that I've yet to be convinced.
>>>>>
>>>>>As evidence, I point firstly to the games against Bareev and Khalifman. On both
>>>>>occasions when Deep Blue '97 gained an advantage over Gary Kasparov (who's a
>>>>>better player than anyone at Dortmund was), it parlayed that advantage into
>>>>>victory - whilst Deep Junior twice failed conspicuously to "slam in the lamb".
>>>>>
>>>>>I would also point to the game against Khalifman. Here we see Deep Junior lose
>>>>>to a combination of blocked centre and king attack - classic anti computer
>>>>>methods which have both been well known for a long time. They work because, in
>>>>>this case, nothing short of truly massive search depth is going to help you to
>>>>>make the correct moves.
>>>>>
>>>>>However, for both king attack and blocked centre, Deep Blue '97 demonstrated
>>>>>that it's evaluation knowledge was able to adequately handle the challenge.
>>>>>Indeed, in game 2 in '97, Deep Blue not only handled the blocked centre, it
>>>>>turned it into a win!
>>>>>
>>>>>It took Deep Blue 2 attempts to beat Gary Kasparov, the world's best player -
>>>>>maybe another year of work will push Deep Junior to a position where it can try
>>>>>to win these tournaments, instead of settling for a middling position.
>>>>>
>>>>>But let's not be completely churlish - Dortmund 2000 was indeed a fantastic
>>>>>performance by Deep Junior - and a landmark in computer chess history, since
>>>>>here is both a computer and a program which one can buy in the shops!
>>>>
>>>>I disagree with most of this, but it's your opinion, and if experience teaches
>>>>us anything, it's useless to argue.
>>>>
>>>>For the record, I'm not trying to prove that I'm better than Deep Blue. I think
>>>>I've already shown this some time ago, and I'm not the only one who can say so
>>>>either.
>>>>
>>>>Looking at the (very few) games of DB, I don't see that it had either better
>>>>evaluation or deeper search than today's top programs.
>>>>
>>>>Amir
>>>
>>>
>>>I must say I'm skeptical, though I would have a good laugh if it were true.
>>>
>>>Are you aware of any positions from the 2nd Kasparov-DB match where Junior (or
>>>any other micro) plays a clearly better move than DB?
>>
>>I should clarify that it must play the move in 2-3 minutes, or whatever amount
>>of time Deep Blue spent on the move.
>>
>>--Peter
>
>I disagree
>
>I think that Amir meant that assuming the same number of nodes per seconds he is
>better than deeper blue.


I'm pretty sure he's not assuming equal nps, but I'll wait for him to clarify.

--Peter



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