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Subject: Re: There goes the surprise ...

Author: Tony Hedlund

Date: 02:00:05 12/01/01

Go up one level in this thread


On December 01, 2001 at 04:07:06, Christophe Theron wrote:

>On November 30, 2001 at 17:46:12, Chessfun wrote:
>
>>On November 30, 2001 at 16:18:24, Christophe Theron wrote:
>>
>>>On November 30, 2001 at 16:13:12, Uri Blass wrote:
>>>
>>>>On November 30, 2001 at 14:35:37, Christophe Theron wrote:
>>>>
>>>>>On November 30, 2001 at 05:16:46, Jouni Uski wrote:
>>>>>
>>>>>>... or actually not! Gandalf gains a lot rating points and Tiger loses.
>>>>>>
>>>>>>Jouni
>>>>>
>>>>>
>>>>>
>>>>>It is not surprising, because Chess Tiger has been given only partial tablebases
>>>>>during this match.
>>>>>
>>>>>As pointed out somewhere else, because of this lack of TB some wins have been
>>>>>turned into draws.
>>>>>
>>>>>It would have been better to not give any TBs to Tiger at all. I'm sure the
>>>>>result would have been better.
>>>>>
>>>>>This result leaves a bitter taste. Thousands of hours of work (mine and the
>>>>>hours spend by the SSDF testers on this match) spoiled by an inferior setup.
>>>>>
>>>>>
>>>>>
>>>>>    Christophe
>>>>
>>>>I believe that other programs also used exactly the same tablebases.
>>>>
>>>>Uri
>>>
>>>
>>>
>>>That's not the problem. The problem is not that unequal means have been used by
>>>both programs, the problem is that using partial TBs with Chess Tiger is an
>>>incorrect setup.
>>>
>>>It might not be a problem for another program, but for Chess Tiger it is.
>>>Instead of using partial TBs it would have been better to use no TB at all.
>>>
>>>What am I supposed to do? Should Chess Tiger refuse to run when partial TBs have
>>>been installed?
>>>
>>>
>>>
>>>    Christophe
>>
>>Do you know exactly what tablebases were used?
>>Isn't it also possible that as Gandalf saw the mate in x, that
>>one or more of the tablebases in Gambit was corrupt.?
>
>
>
>I know that some tablebase were missing. It could have been a corrupted one, but
>I think it's just a partial TB install.

See Bertil's post above.

Tony

>    Christophe



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