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

Author: Robert Hyatt

Date: 17:08:06 07/17/00

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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?  Not that this would
>conclusively prove a thing - it would just be interesting.
>
>--Peter

Or we can take a few of the positions from the DB log files and try them on
"top programs".  I'm not aware of any "top program" that can do 16-18 plies
in the middlegame...



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