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Subject: Re: Dangers in CC - SSDF: Terminology, Statistics

Author: Tony Hedlund

Date: 10:36:50 02/24/03

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On February 23, 2003 at 13:37:49, Rolf Tueschen wrote:

>On February 23, 2003 at 11:29:20, Tony Hedlund wrote:
>
>>On February 23, 2003 at 05:57:59, Rolf Tueschen wrote:
>>
>>>On February 23, 2003 at 04:50:42, Janosch Zwerensky wrote:
>>>
>>>>> You can't compare apples and peas. :)
>>>>
>>>>The mathematics behind both lists is quite similar (except for the fact that
>>>>FIDE, or anyone else in human-vs-human-chess for that matter, doesn't give
>>>>confidence intervals for their numbers), isn't it?
>>>
>>>It is, but -
>>>
>>>It is forbidden to apply a mathematical routine in different fields and then
>>>simply take the results for comparisons or even call them equally valide or
>>>whatever. E.g. I never saw a human player get "2700" Elopoints days after his
>>>birth... Not that it matters.
>>
>>But after have played +500 games it/he/she can have +2700 doesn't it/he/she?
>>
>
>Depends. Against grandma? Against 5 computer progs? Or against 420 different
>masters and GM? -  Tony, before you get excited too early let me confirm you
>that the SSDF games, maybe 800 of a new program version against 8 +/- 2
>opponents is NOT sufficient so far. So I'm sorry, your invoice was rejected by
>the Grand Jury. And sorry, games against Mephisto II and Complete Chess System
>cannot be accepted because of different species.

Rolf, it's a pity that you don't understand how a ratinglist is created and how
professor Arpad Elo's system works.

>P.S. Matador started with 2400 in Paderborn, which is a bit of a joke.
>Unfortunately nobody seems to know what 2400 really means. <sigh>
>
>Tony, if you in SSDF would lower your overall level from 2700 to 2300 I could
>see some hope. But this should be started as late as March the first, and
>without conditional delay. Otherwise my reports will be negative next month.

Rolf, do you still compare FIDE-elo with SSDF-elo? Please don't! They are two
different pools of players.

Tony

>Time has run out for you!
>
>:)
>
>
>Rolf Tueschen
>
>
>
>
>>Tony
>>
>>>Rolf Tueschen



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