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Re: validation from data is also insufficient


From: Ralf Stephan
Subject: Re: validation from data is also insufficient
Date: Thu, 4 May 2000 10:52:21 +0200

cal: 
> just to throw in another odd fact, remember that ptolemy's model of the solar
> system was much more accurate than copernicus' for many years (i think it was
> even a few hundred years), until the sun-centered model started to use
> ellipses (after kepler and newton) and the data got lots better

But then, Ptolemy used a lot (40?) of circles.  So there's Occam's razor.
On another note, if there are errors that are more likely to be made
by all human modelers (be it from quantum brain wiring or such), then
surely all fitting models at least represent human understanding of
the topic better than only one would?  Isn't this very similar to how
scientic progress happens, in nat.sci anyway?  Several models are built
until there's more data to kill the unfit ones.

Should reread my Horgan,
ralf
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