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Re: exponential fitting


From: Obed Sands
Subject: Re: exponential fitting
Date: Tue, 03 Sep 2002 19:24:54 -0400

Have you tried the Prony method?

c.f.  http://www.octave.org/mailing-lists/help-octave/2002/40



oss

address@hidden wrote:
> 
> Hey,
> 
> I would like to use Octave evaluating my data as I did with Matlab before, 
> but I can't find a function for an exponential fit.
> In Matlab I wrote a small function producing something like y=c*exp(a*x)+b 
> and minimized the error between this function and the real data using fmins.
> Is there any equivalent for fmins in Octave or maybe a build-in exponential 
> fit? Or how do you do an exponetial fit? Because I think this is quite common.
> 
> thanks
> 
> grundmann
> 
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Octave is freely available under the terms of the GNU GPL.

Octave's home on the web:  http://www.octave.org
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