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Subject: Re: Thinker 4.6b third after 1st round!

Author: Robert Hyatt

Date: 15:50:22 06/01/04

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On June 01, 2004 at 18:42:50, Sune Fischer wrote:

>On June 01, 2004 at 18:32:35, Robert Hyatt wrote:
>
>>>
>>>I don't see why it should be unfair to turn it off, as long as you turn it off
>>>for everybody.
>>
>>Again, suppose some don't have it at all.  They lose _nothing_.  Suppose they
>>have a hand-crafted book.  They still will avoid bad lines.  The most level
>>playing field there is is to play each program "as is" and leave them alone to
>>do what they want, when they want to do it, and how they want to do it...
>>
>>
>
>Yes that's what it's all about isn't it, you feel you've wasted a lot of hours?


Please.

I had a choice:  (1) continue the hand-tuned book approach I used in the Cray
Blitz days;  (2) develop an alternative.

I simply chose (2) because I wanted to see what was possible.  Now you want to
punish any program that uses (2) but let the ones that use (1) continue to enjoy
they hand-prepared book.

It makes absolutely no sense.  Why not play without books?  Why not play with a
common (bad) book?  But certainly don't play with a book hand-tuned to program A
and program B might well do poorly with it.

The only viable choice is "hands off".  Let the program have the best
opportunity to choose book lines by itself.  That is the very essence of
computer chess anyway, _fully_ self-contained chess playing.




>
>I'm afraid that's just the way it is, I do the things I find interesting and
>funny to do. If people download it and turn it off as the first thing, well
>it's none of my business.

No, but I can make that as impossible for Crafty as it is for programs that
don't have it in the first place...





>
>Crafty has good learning, is excelent on multiprocessor, ponders flawlessly.
>Still 90% of the users will turn that off first thing, it's too bad in a way,
>but you didn't do it for them anyway, you did it for yourself.
>
>Am I right? ;)

\

Correct.  I rarely turn it off, except when playing test matches sharing a big
book, so that it won't get corrupted.  Were it not for that, it would always be
on, as it was for the first year it was developed.




>
>-S.



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