[vtkusers] About vtkPCAStatistics::GetEigenvectors()

David Doria daviddoria at gmail.com
Sat Nov 12 07:03:12 EST 2011


On Sat, Nov 12, 2011 at 4:23 AM, Wenlong Wang <scc.wwl at gmail.com> wrote:

> Dear all,
>
> I'm using vtkPCAStatistics to extract the principle of a set of 3D points.
> My question is, when I using the vtkPCAStatistics::GetEigenvectors(), is it
> return the eigenvectors in XYZ order or in order of value?
>
> Thank you very much.
>
> Best wishes
> Long
>

Just give it a try and see if it does:
http://www.vtk.org/Wiki/VTK/Examples/Cxx/Utilities/vtkPCAStatistics

I would imagine it does. When you confirm this, we should add it to the
documentation.

David
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