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Subject: Re: Mr. Morsch viewpoint on the differences between Deep Blue and Deep Fritz

Author: Uri Blass

Date: 03:36:41 08/01/01

Go up one level in this thread


On August 01, 2001 at 06:21:32, José de Jesús García Ruvalcaba wrote:

>On August 01, 2001 at 02:01:45, Uri Blass wrote:
>
>>On August 01, 2001 at 01:44:33, Dann Corbit wrote:
>>
>>>On August 01, 2001 at 01:40:03, Uri Blass wrote:
>>>
>>>>On July 31, 2001 at 18:49:37, Dann Corbit wrote:
>>>>
>>>>>On July 31, 2001 at 18:36:53, Otello Gnaramori wrote:
>>>>>
>>>>>><snip>
>>>>>>Franz Morsch saying the main difference between this version of Fritz compared
>>>>>>to its predecessors did not lie so much in greater chess knowledge but more due
>>>>>>to the machines newfound ability to deal with anti-computer chess strategy, and
>>>>>>to learn from its mistakes. He also said that he believed that this incarnation
>>>>>>of Fritz is every bit as strong as the Deep Blue II that defeated Kasparov and
>>>>>>has far greater "chess knowledge".
>>>>>><snip>
>>>>>
>>>>>For a machine with many thousands of tunable chess parameters, carefully
>>>>>adjusted by teams of programmers and GM's
>>>>
>>>>
>>>>carefully adjusted by programmers and GM's?
>>>>I doubt it.
>>>
>>>The programmers first used a gradient method, which was based upon thousands of
>>>GM games.  Then, individual parameters were hand-tuned by the GM's advice.
>>
>>I doubt if using GM's games to adjust the evaluation is a good idea.
>>I also doubt if GM's advise for parameters is a good idea because I believe that
>>the GM's do not think in the numbers of computers in games.
>>
>>The GM's have not time to calculate evaluation in the computer way and I do not
>>think the advantage of GM's against computer is because of a better static
>>evaluation.
>>
>>The advantage of humans against computers is their ability to think and change
>>their evaluation during the game and the ability to plan that is not about
>>evaluation.
>>
>>Uri
>
>I think that the biggest advantage of humans over computers is that their
>"selective search" is a lot better.
>José.

I agree that it is also one of the advantage in some positions but I am not sure
if it is always an advantage.

Humans can sometimes prune good moves because of this "advantage".

I am not sure if humans can beat chessmaster in finding mates (even if they had
the same speed) without changing their algorithm.

I suspect that humans are going to fail to prove in 24 hours some mates that
chessmaster can find in less than 1 second.

Uri



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