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Re: octave
From: |
David Bateman |
Subject: |
Re: octave |
Date: |
Fri, 25 Apr 2003 15:02:45 +0200 |
User-agent: |
Mutt/1.3.28i |
> > 2. how to extract errors from fitting by polynomial
Example
x0 = [0:0.01:1]*pi;
y0 = sin(x0);
n = 5;
[p, y] = polyfit(x0,y0,n); %% p is the coefs of an n-th order polynomial
err_rms = sqrt(sumsq(y-y0)/length(y))
D.
--
David Bateman address@hidden
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- octave, Joanna Remiszewska, 2003/04/25