[SciPy-user] Re: 2D interpolation from a set of irregularly spaced

Grant Edwards grante at visi.com
Tue Jul 19 11:57:33 CDT 2005


On 2005-07-19, Eric Emsellem <emsellem at obs.univ-lyon1.fr> wrote:
> Hi again,
> Robert Kern provided me some input with a link to Scientific Python 
> (thanks!)
>
>==> However this is again using an ORTHOGONAL GRID!
> The set of points I am using are NOT on an orthogonal grid but are 
> RANDOMLY positioned points...
>
> So any idea on how to interpolate a set of randomly positioned
> x,y ?? (so I have three 1D arrays: x, y for the positions, and
> z for the values. I need to know z at other positions...)

I had to do the same thing recently, and the only workable
solution I was able to find was a triangulated surface.

-- 
Grant Edwards                   grante             Yow!  What I want to find
                                  at               out is -- do parrots know
                               visi.com            much about Astro-Turf?



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