[SciPy-user] KDE question
Stefan van der Walt
stefan@sun.ac...
Tue Nov 13 04:04:08 CST 2007
On Sat, Nov 10, 2007 at 02:08:04AM -0600, Robert Kern wrote:
> David Cournapeau wrote:
>
> > I am not sure I understand exactly the problem, but if the problem is to
> > find a contour level of a Gaussian density, it has a closed form for any
> > dimension.
>
> No, the problem is to find the appropriate contour level of a kernel density
> estimate (with Gaussian kernels in this case). Essentially, a mixture of many
> Gaussians, not a single one.
Sounds like the kind of problem that can be solved using marching
squares:
http://www.polytech.unice.fr/~lingrand/MarchingCubes/algo.html
Regards
Stéfan
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