surface fitting library for Python?

[Grant Edwards]

On 2004-04-08, David M. Cooke <cookedm+news at physics.mcmaster.ca> wrote:

>> I'm looking for a surface fitting library for Python. 
>>
>> Something like the least-squares module in scientific python,
>> except I want to fit a surface (z = f(x,y)) instead of a curve
>> (y = f(x)).
>
> You mean Konrad Hinsen's ScientificPython?

That's the one.

> Scientific.Functions.LeastSquares.leastSquaresFit should still
> work for you. You just need to make your data a list of tuples
> of (x,y) and z.
>
> Example:

[...]

Well, that's entirely too easy. For some reason I convinced
myself that wouldn't work (though I hadn't tried it).

> If your model isn't amiable to having derivatives taken,

That I don't know yet.  We haven't chosen a model, since we're
still working on gather the data.

> you might check out the wrapping by Robert Kern of ODRPACK:
> http://starship.python.net/crew/kernr/Projects.html I've used
> this successfully.

I will.  Thanks!

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