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Re: FIT_ELLIPSE [message #90734 is a reply to message #90730]

Tue, 07 April 2015 19:18

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

samsammurphy@gmail.com writes:

> The FIT_ELLIPSE program has been really useful for me!
>
> I was wondering how to reference the technique used to calculate the major and minor axes?
>
> The use of a 'mass distribution tensor' instead of the covariance of the data points seems novel to me (and computationally more efficient).

Craig Markwardt did all the magic. I just carried his bags.

Cheers,

David
--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.idlcoyote.com/
Sepore ma de ni thue. ("Perhaps thou speakest truth.")

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[Message index]

		FIT_ELLIPSE By: samsammurphy on Tue, 07 April 2015 12:18
		Re: FIT_ELLIPSE By: David Fanning on Tue, 07 April 2015 19:18
		Re: FIT_ELLIPSE By: Craig Markwardt on Wed, 08 April 2015 16:09

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