[Insight-users] AnisotropicDiffusionVesselEnhancementImageFilter Fails Tests

[Luis Ibanez]

Hi Constantine,

It is very likely that you are running out of memory.

How much RAM do you have ?

Are you sure that it is seg-faulting and not throwing
and Exception ?

Please let us know,

     Thanks


           Luis


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On Thu, Oct 8, 2009 at 5:26 AM, Constantine Zakkaroff <mnkz at leeds.ac.uk> wrote:
> Dear ALL,
>
> I've been trying to run the tests for Vessel Enhancing
> Diffusion Filter
> [http://www.insight-journal.org/browse/publication/163]; the test terminates
> with a segfault while while generating tensor matrix. Here's terminal
> output:
>
> Reading input image : CroppedWholeLungCTScan.mhd
> Enhancing vessels.........: CroppedWholeLungCTScan.mhd
> Iteration:      0
> Computing vesselness for scale with sigma= 0.4
> Computing vesselness for scale with sigma= 0.514933
> ... ... ...
> Computing vesselness for scale with sigma= 5
> Generate tensor matrix:
>
> ==>> This is where it segfaults.
>
> I've tried to look into the cause and it appears things start to get
> sour in itkConstNeighborhoodIterator.h, when virtual PixelType
> GetPixel(const unsigned i) const is called with i = 22, but the m_DataBuffer
> in the Neighbourhood object has only 20 elements in it.
>
> I first posted this question a few weeks ago just before 3.16 release date
> but did not get a response---I guess there were other bigger things on the
> agenda. Or would it be more appropriate to post this question in the
> developers mailing list?
>
> Any suggestions would be appreciated.
>
> Best regards,
> Constantine
>
>
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