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

Author: Dann Corbit

Date: 22:44:33 07/31/01

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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 think that you need a lot of time to adjust the parameters correctly and they
>had not the time to do it.

They certainly could have done a lot more if they had more time.



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