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Re: MPFIT2DFUN [message #51092 is a reply to message #51034]

Tue, 31 October 2006 05:30

Paolo Grigis
Messages: 171
Registered: December 2003

Senior Member

You may want to read the discussion in the
"numerical recipes in C" book, chapter 15.3 (freely
available on the web), for the two-dimensional
case (that is, a straight line fitting with
errors in x and y).

Ciao,
Paolo

Steve wrote:
> Hi all,
>
> I'm using the excellent mpfit2dfun to fit a plane Z=f(X,Y) in the
> following way :
>
> myfit = MPFIT2DFUN('MYFORM', X, Y,Z,err_Z,start)
>
> It works very nicely, but I can only account for errors in Z. In the
> particular case I'm working with, I also have errors in X and Y. Is
> there any way to account for these errors? Or any other routine to use?
>
> Thanks a lot!
> S.
>

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		Re: MPFIT2DFUN By: Craig Markwardt on Tue, 31 October 2006 09:22
		Re: MPFIT2DFUN By: Paolo Grigis on Tue, 31 October 2006 05:30

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