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Subject: Re: Opening Books vs Search methods in comp-comp tournaments

Author: jerry young

Date: 11:27:51 05/04/02

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On May 04, 2002 at 12:32:48, K. Burcham wrote:

>
>
>1. program A is down a point with last book move, has stronger search and beats
>program B.
>
>2. program A is up a point with last book move, has stronger search and beats
>program B.
>
>3. program A is down a point with last book move, has weaker search and losses
>to program B.
>
>4. program A is up a point with last book move, has weaker search and beats
>program B.
>
>
>I know it must be lots of work to have a good book for programs.
>If program C shows up in last four tournaments with inferior book,
>and losses most games due to book, then we cannot know strength of search for
>program C in tournaments.
>Knowing and studying opening theory, has always been a big part of chess.         That is a big duh.. for years , some have asked pertaining to the program strength comparisions, why there is no set testing programs vs each other at set times with nobook, or from neutral positions.

>
>In comp-comp tournaments, I would prefer to compare search methods with equal
>hardware, and starting from a "neutral position out of book".
>This way we are comparing search methods, time control, and eval between each
>program.
>
>Also it would seem that anyone that thinks they have created a comp "Book",
>for a program---I dont think you have.
>You have consulted 1000's of GM game openings, to put your book together.
>I am not saying that you havent worked your a__ off in what you think would make
>this a better book. I am saying, tell me the date you finished your book,
>and I will go back and search all your openings, and compare your book opening
>dates to previous dates all these openings have been played by humans.
>It would seem to me that the only opening lines you can take ownership of, would
>be a variation that you can prove has never been played.
>
>And to follow up this last point---if a GM studies his a__ off and finds a new
>opening line or variation that has never been played, uses this line, gains
>advantage, and mates Kasparov,,,this line will be studied and played from then
>on, will be in everyones book. if a GM that put in time to find a new variation,
>and proves it will work, he cannot protect his own creation once it is exposed
>in tournament play. it will take on his name, but that is it.
>
>how many actual lines have the program book authors actually created from
>scratch, that are not in any opening database, or have not been played by a GM?
>
>I like the idea, about putting in code that will allow another program to play
>an inferior line, but wont allow your program to play the same inferior line.
>this will protect the book that you have tuned for comp-comp play using someone
>elses opening theory.
>
>kburcham



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