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Subject: Re: Tiger or pussycat: Tiger 14 - MChessPro 8

Author: Rajen Gupta

Date: 02:44:31 06/09/01

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On June 09, 2001 at 02:38:54, Harald Faber wrote:

>On June 08, 2001 at 18:04:52, Rajen Gupta wrote:
>
>>On June 08, 2001 at 10:44:29, Harald Faber wrote:
>>
>>>On June 07, 2001 at 11:35:16, Rajen Gupta wrote:
>>>
>>>>On June 07, 2001 at 09:53:24, Harald Faber wrote:
>>>>
>>>>>Clear win for Tiger, no chance for the oldie. 7.5-2.5 in favour of Tiger. Even
>>>>>booklines up to 30 moves (10th game) didn't help...games, as always, at
>>>>>www.geocities.comHarald1312/HaraldFaberE.html.
>>>>
>>>>hi hrald: how are you coducting this match-on 2 computers/ and what opening
>>>>books are you usinig?
>>>
>>>I am using the according opening books, that means the normal ct.tbk for Tiger
>>>14 and the tournament book is activated in MChessPro 8.
>>>
>>>>i am running a match on a single celeron 900, eng vs eng, 64 mb hash tables
>>>>each; 90min/60 moves; both programmes using an individual copy of the chessbase
>>>>tiger book. currently chessbasetiger14 vs junior5 w=10; l=7 d=10. at 20 games
>>>>both were running equal with w=6, l=6 d=8. i'm not sure if the latest progs are
>>>>that much stronger if the oldies can play of the same opening books.
>>>>
>>>>rajen
>>>
>>>Don't forget that many opening books are adjusted to the engine, so testing with
>>>only one book to which all programs have access just lets you test this book. If
>>>you want to check a program, you have to use the given opening book. That is why
>>>I am not very lucky about the fact that the Chessbase Tiger does not have the
>>>Noomen-opening book. I am sure that Tiger is strong enough to play well with
>>>this opening book too, but I am not sure if the results would be better with the
>>>Noomen-book.
>>
>>i'm using the tiger book for both programmes and the engines are running in the
>>tiger interface. (so no excuses for the tiger)assuming that the chessbase tiger
>>book is not optimised for tiger(which i doubt very much-in my opinion the
>>chessbase book is at least as good as the noomen book,if not better)it certainly
>>is not optimised for junior 5. i initially thought of using the junior5 book for
>>both programmes but then there would be the excuse that tiger is using an
>>un-optimised book. the fact that as of today the score is tiger w=14;l=11; d=15
>>shows that there is very little to separate tired old junior5 from the so called
>>'monster" chesstiger.
>> i am a firm believer in the theory that 99% of the so-called improvement in
>>newer programmes comes from the opening book and that basically any good opening
>>book consisting of high level gm games will equally suit all programmes
>>
>>rajen
>
>Maybe Junior profits from the good Tiger book? :-)
>
>Uri already wrote it, you forget another point: You are playing on one machine.
>That is different from what I am doing.
>And it is not clear that in a long run the difference becomes much more evident
>than after 10 or 20 games.

hi:the point about the books is exactly what i'm trying to make-all programmes
benefit equally from a high quality, wide and deep opening book-which is exactly
what the tiger book is.i am playing on 1 computer but it is in the chessbase gui
which means that none of the engines lose cpu time relative to each other.i have
checked this by comparing the individual tiger and junior marks wehen the match
is going on and the relative nodes per second remain in proportion to
their"tiger and juniormarks". sure ideally there should be 2 computers with
ponder on but junior will benefit equally from such a move and i'm sure that
there will be no difference in the eventual result.

rajen



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