Mon Jun 16 20:33:11 CDT 2008
2008/6/16 Chandler Latour <firstname.lastname@example.org>:
> I believe I'm bound to python.
> In terms of forcing the regression through the origin, the purpose is partly
> for visualization but it also should fit the data. It would not make sense
> to model the data with an initial value other than 0.
Polyfit is just a thin wrapper around numpy.linalg.lstsq. You can do
A = np.power.outer(xs,np.arange(1,n))
outputs = np.linalg.lstsq(A,ys)
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