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Subject: Re: Book learning?(a neglected subject?)

Author: Marc van Hal

Date: 17:17:03 01/02/99

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On December 31, 1998 at 19:47:37, greg moller wrote:

>On December 31, 1998 at 14:02:13, Marc van Hal wrote:
>
>>I was forgotten to tell that the booklearning option starts to say that an
>>intire opening is bad and didnt look at all subvariation first so it should only
>>lock an subvariation and try an other line perhaps the mainline is not the best
>>after all
>
>
>Wouldn't it be great if somebody could post a definitive report on how book
>learning is really supposed to work, and somehow compare a few programs'
>learning features ?
>
>For example Mchess has both book learning and "regular" learning... now what's
>the difference, and does it really work as it's supposed to ? And where exactly
>does a program's learning aftereffect actually kick in, i.e. at which point do
>you discard a branch? In fritz5 book learning seems to gradually eliminate a lot
>of the early replies until you're left with one move ( let's say 1.c4) which
>then gets played over an over, unless you reset, which does, to an extent,
>defeat the purpose of any real learning. This seems very crude. Hopefully
>someone  can point to a more intelligent learning feature. I think it's a
>fascinating subject.
>
>
>regards, greg
Hi greg I today recieved Nimzo99 a program wich has also a learning options for
the engine aswell as the book and nice but treu is this was also what i wrote
under the openingsbooks options you can give the option on how many times an
openingsline should be played before it would change the book exactly what my
point was the date is now 03-01-1999



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