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Re: Multidimensional curve fitting [message #4391 is a reply to message #4256]

Wed, 24 May 1995 00:00

cpylant
Messages: 1
Registered: May 1995

Junior Member

In article <1995May19.085532.18482@rahman.earth.ox.ac.uk>, keith@earth.ox.ac.uk (Keith Refson) says:
>
> The usual IDL fitting routines svdfit and curvefit only deal with 1-d
> functions. There is a function "sfit" which claims to perform surface
> fitting, but this can not provide uncertainties in the fit, nor even
> take account of the numerical values of x1, x2.
>
You might look at the curve-fitting section of "Numerical Recipes
in C". The code they present is seemingly one dimensional, but they
demonstrate how it can easily be 'tricked' into fitting to multiple
dimensions. I don't know if the IDL routines could be similarly
tricked.

Good luck,

Chris Pylant

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[Message index]

		Multidimensional curve fitting By: keith on Fri, 19 May 1995 00:00
		Re: Multidimensional curve fitting By: rivers on Sat, 20 May 1995 00:00
		Re: Multidimensional curve fitting By: rivers on Fri, 19 May 1995 00:00
		Re: Multidimensional curve fitting By: cpylant on Wed, 24 May 1995 00:00

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