[Insight-users] 3D Fourier Descriptor in itk

[Matt McCormick]

Hi Samaneh,

Here is an example that shows how to compute the spectral density of a 3D image:

  http://itk.org/ITKExamples/src/Filtering/FFT/ComputeImageSpectralDensity/Documentation.html

HTH,
Matt

On Wed, Aug 14, 2013 at 4:25 PM, Samaneh Kazemi
<samaneh.kazemi at gmail.com> wrote:
> Dear ITK users,
>
> I want to measure the smoothness of one curve. Mr. Luis Ibanez gave an idea
> that the smoothness of the curve can be evaluated by analyzing its spectrum
> in the Fourier domain. So, I want to use Fourier descriptors of a volume (3D
> points) to obtain magnitude of each point. I only found the example
> FourierDescriptors1.cxx, under:  "Insight/Examples/Numerics " but I am
> looking for 3D Fourier Descriptors acting on voxels. Would you please send
> me an example of 3D Fourier Descriptors code.
>
> Thanks for your time and help.
> Samaneh
>
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