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Subject: Re: The New SSDF List Accurate?

Author: stuart taylor

Date: 08:46:50 09/19/00

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On September 19, 2000 at 10:22:03, Robert Hyatt wrote:

>On September 18, 2000 at 17:42:06, odell hall wrote:
>
>>Hello CCC
>>
>>
>>  How many think the new SSDF List is relatively Accurate?  Personally I commend
>>SSDF for doing a outstanding Job, Based on my observations of the grandmaster
>>Challenge and other 40/2 events, I think the list is very reliable.
>>I believe it is safe to say that any top program  running on a K62-450 is 2500
>>elo, or very near.  I think that now that the rating has been significantly
>>lowered, this list will be taken far more seriously in determining Fide rating
>>for Modern Programs. I am curious if some skeptics of the List in the Past,
>>consider the list still to high, or Just about right?  Opinions Welcome
>
>
>For anyone that understands the statistics in the Elo system, the correction
>makes zero sense.  There is no way to take two totally different rating pools,
>and adjust one set of ratings to make them comparable to the others.  As has
>been pointed out so many times here, the _difference_ between two ratings is
>the _important_ piece of data.  Not the raw ratings themselves.  All this
>correction does is attempt to correct highly over-rated numbers on the SSDF
>list.  Adjusting _all_ ratings on their list changes _nothing_ of course.  And
>it still doesn't mean that their ratings have anything to do with FIDE ratings,
>other than the top programs are now a bit closer to "reality ratings"...

Yes! And if your want to play around with the test results anyway, it may be
more worthwhile to get a GM to make his own tests, and estimate a rating for
each program. Why change around what was scientifically tested?
S.Taylor



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