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Subject: Re: questions about the opening book of programs

Author: Tom Kerrigan

Date: 06:20:55 08/15/98

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I know of some cases where killer books have been used, but after talking with
dozens of other chess programmers, I'm convinced it isn't a serious problem.
Most people aren't out to get other people at these tournaments. They just want
to do well and have fun.

-Tom

On August 15, 1998 at 08:20:23, Robert Henry Durrett wrote:

>On August 14, 1998 at 21:12:17, blass uri wrote:
>
>>I think it is a mistake to use other probabilities then 0 and 1 in competitions
>>like the WMCC.
>>The opening book should not be known to the public otherwise it is easy to learn
>>the program.
>>The program can learn after a game it loses by changing a probabilities
>>0 to 1 and 1 to 0
>>
>>Do programs use an opening book with probability 0 and 1 in events like
>>the WMCC?
>>
>>How many positions the opening books of programs contain?
>>
>>Uri
>Perhaps that's one of the reasons why the people who submit their chess engines
>for evaluation would not wish to use the opening repertoire which comes with the
>published version.
>
>It seems that such competitions for ratings are, to some extent, competitions in
>selection of opening book lines.
>
>What is the answer to this problem?  How can the "opening book competition"
>factor be removed?  Is it sensible to do this?



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