[SciPy-user] Fitting a polynomial to data
Robert Kern
rkern at ucsd.edu
Thu Jun 30 17:32:17 EDT 2005
Alan G Isaac wrote:
> On Thu, 30 Jun 2005, Fernando Perez apparently wrote:
>
>>p = (XT*X)^-1 * XT * y
>
> Which is of course the ordinary least squares solution.
> I note this only because the discussion seemed to
> suggest that something special about polynomials was
> about to be exploited in producing the solution,
> but that something seems only to be the automatic
> production of the data matrix (and not any subsequent
> computations). Correct?
Yup.
--
Robert Kern
rkern at ucsd.edu
"In the fields of hell where the grass grows high
Are the graves of dreams allowed to die."
-- Richard Harter
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