[SciPy-User] Problem with scipy.interpolate.RectBivariateSpline

John Travers jtravs@gmail....
Sat Mar 26 06:49:34 CDT 2011

On Mar 22, 2011, at 11:07 AM, Peter Baek wrote:

> Hi,
> I find it strange that scipy.interpolate.RectBivariateSpline cannot
> evaluate a random vector. When i evaluate an ordered vector using e.g.
> linspace it works fine, but when i try a random vector it crashes.
> Please help me find a way to evaluate an unordered vector.
> Thanks,
> Peter.

Hi Peter,

This is a restriction of the underlying implementation. To evaluate an unordered vector use argsort:

i = argsort(yi2)
ii = argsort(i)

where we have used a second argsort to re-order the output of the interpolation routine.

Hope this helps,

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