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RE: Interpolating with f(x) = a*x^b, where b might be a non-integer?
From: |
Allen.Windhorn |
Subject: |
RE: Interpolating with f(x) = a*x^b, where b might be a non-integer? |
Date: |
Mon, 29 Oct 2012 13:10:49 +0000 |
Joanna,
> -----Original Message-----
> From: address@hidden [mailto:help-octave-
>
> Hello, given a set of measurements, I would like to find the best
> fitting function of the form:
>
> f(x) = a*x^b, where a, b might be non integers. Here is a good example
> of such a fitting:
>
> http://www.flybrushless.com/prop/view/38
>
> Is there any toolbox in octave that I could use to easily obtain the a
> and b coefficients given a set of measurements?
If you don't need to use Octave, you might try CurveExpert
<http://www.curveexpert.net>, or Excel's Solver works reasonably well
if you set it up right.
Regards,
Allen
RE: Interpolating with f(x) = a*x^b, where b might be a non-integer?, Damian Harty, 2012/10/29