[Insight-users] 3D Fourier Descriptor in itk

[Matt McCormick]

Hi Samaneh,

There are not lower-bias or bias estimation estimation classes in ITK
that I know of -- an opportunity for contribution!

Thanks,
Matt

On Thu, Oct 10, 2013 at 2:41 PM, Samaneh Kazemi
<samaneh.kazemi at gmail.com> wrote:
> Hi Matt,
>
> Thank you for your response. Would you please let me know how can I measure
> the bias of Fourier spectrum?
>
> Thanks,
> Samaneh
>
>
>
>
> On Tue, Aug 20, 2013 at 2:36 PM, Matt McCormick <matt.mccormick at kitware.com>
> wrote:
>>
>> 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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