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Subject: Re: Rebel-v/d Wiel on P3 866 MHz

Author: Mark Schreiber

Date: 18:37:35 01/07/01

Go up one level in this thread


On January 07, 2001 at 10:07:01, Uri Blass wrote:

>On January 07, 2001 at 09:14:37, Mark Schreiber wrote:
>
>>On January 07, 2001 at 07:41:41, Uri Blass wrote:
>>
>>>On January 07, 2001 at 07:24:38, Mark Schreiber wrote:
>>>
>>>>On January 05, 2001 at 19:30:02, Enrique Irazoqui wrote:
>>>>
>>>>>On January 05, 2001 at 16:22:34, Mark Schreiber wrote:
>>>>>
>>>>>>On January 05, 2001 at 12:57:19, Ernst Walet wrote:
>>>>>>
>>>>>>>Still, according to me, you cannot completely compare the two matches, as in
>>>>>>>Dortmund Junior played each opponent just once (as far as I know), while Rebel
>>>>>>>plays the same opponent six times.
>>>>>>>
>>>>>>>Ernst.
>>>>>>>
>>>>>>
>>>>>>You’re right, we can not compare the 2 matches. The Super-GM Dortmund was harder
>>>>>>for Junior. It had 9 rounds instead of 6 rounds Rebel is playing. So there was
>>>>>>more opportunity for the humans to find and learn Junior’s mistakes. There were
>>>>>>more humans looking for Junior’s mistakes. Also Dortmund had much stronger
>>>>>>players. I don’t think v/d Wiel would have any chance with the 8 processor
>>>>>>Junior.
>>>>>>Mark
>>>>>
>>>>>Van der Wiel never lost to a computer in a slow game. I don't know about Junior,
>>>>>but Fritz on a multiprocessor machine lost to van der Wiel half a year ago in an
>>>>>official game. If you look at it you will realize what he does to programs.
>>>>>
>>>>>[Event "ch-NED"]
>>>>>[Site "Rotterdam NED"]
>>>>>[Date "2000.05.19"]
>>>>>[Round "11"]
>>>>>[White "Van der Wiel, J."]
>>>>>[Black "Fritz SSS"]
>>>>>[Result "1-0"]
>>>>>[ECO "D00"]
>>>>>[WhiteElo "2558"]
>>>>>[PlyCount "91"]
>>>>>[EventDate "2000.05.07"]
>>>>>
>>>>>1. d4 d5 2. c3 Nf6 3. Bg5 Ne4 4. Bf4 g5 5. Bc1 h6 6. e3 Bg7 7. Bd3 Nd7 8. c4
>>>>>Ndf6 9. f3 Nd6 10. c5 Nf5 11. Ne2 g4 12. f4 Qd7 13. Nbc3 Qe6 14. Qd2 Bd7 15. b4
>>>>>h5 16. a4 O-O-O 17. Kd1 h4 18. b5 Kb8 19. Rb1 h3 20. g3 Be8 21. a5 Ka8 22. Ke1
>>>>>Bd7 23. Kf2 a6 24. Qc2 Rb8 25. Bd2 axb5 26. Nxb5 Bxb5 27. Rxb5 Ne4+ 28. Bxe4
>>>>>Qxe4 29. Qxe4 dxe4 30. Nc3 e6 31. Nxe4 Ne7 32. Ng5 Rhf8 33. Rhb1 Ka7 34. a6
>>>>>bxa6 35. Rxb8 Rxb8 36. Rxb8 Kxb8 37. Nxf7 Kc8 38. Ng5 Kd7 39. Ke2 Nf5 40. Ne4
>>>>>Kc6 41. Nf2 Nh6 42. Ba5 Bf6 43. Kd3 Kd7 44. e4 Bg7 45. Kc4 Kc6 46. Bd2 1-0
>>>>>
>>>>>Enrique
>>>>>
>>>>
>>>>All of Van der Wiel games except the one against Fritz sss were played in 1997
>>>>and earlier. That’s 4 years ago. A long time for chess programs. That’s 164 SSDF
>>>>points.
>>>
>>>We can compare Van der Wiel results to the results of other players 4 years ago.
>>>
>>>It will be interesting to calculate the performance of the players who played 4
>>>years ago against computers(you can give every program rating that is equal to
>>>it's performance against humans for the calculation).
>>>
>>>We can get an estimate for van der Wiel's rating against computers by this
>>>calculation.
>>>
>>
>>I am not sure I understand you. If we get Van der Wiel performance against
>>computers for 1997 how will that tell how Van der Wiel will perform against
>>today’s programs on today’s computers.
>
>Suppose we find that Van der Wiel's performance against computers was 2750(we
>calculate the performance by assuming that the rating of the programs is equal
>to their performance against humans)
>
>Suppose also that Van der viel's rating at 1997 was 2600.
>
>We can use this information to guess that Van der Wiel's rating against
>computers is 150 elo better than his rating against humans.
>
>If we evaluate computer programs like Deep Junior(8 processors) as 2700 against
>humans and we also evaluate Van der Wiel as 2700 against computers then it means
>that we can expect a draw in a 6 game match between Van der Wiel and Deep
>Junior(8 processors)
>
>Uri

That’s a lot of supposes. To test this we need to have a match between Van der
Wiel and Deep Junior on 8 processors.
Mark



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