[Insight-users] Contour extraction

[Sergio Vera]

Canny Edge Detection?
http://www.itk.org/Doxygen316/html/classitk_1_1CannyEdgeDetectionImageFilter.html

Regards

On Thu, Mar 18, 2010 at 1:54 PM, Preben <64bit at mailme.dk> wrote:

> Hi again
>
> As far as I can tell, the segmentation only gives the "closed loops" of the
> contours in the image. The contours, that are not closed is also of my
> interest.
>
>
> - Preben
>
>
> Den 18-03-2010 13:42, Dan Mueller skrev:
>
>  Hi Preben,
>>
>> You may be interested in the "level set segmentation" methods provided by
>> ITK.
>>
>> Please read ITK Software Guide, section 9.3:
>>    http://www.itk.org/ItkSoftwareGuide.pdf
>>
>> HTH
>>
>> Cheers, Dan
>>
>> On 18 March 2010 10:51, Preben<64bit at mailme.dk>  wrote:
>>
>>
>>> Hi
>>>
>>> I'm wondering if it is possible to extract all the contours of the image
>>> automatically.
>>>
>>> I've read in the document Fast Marching Minimal Path Extraction in ITK
>>> (
>>> http://ezctwsgi.maxturnheim.webfactional.com/site_media_ezct/projects/matsur/jell/jell_matsur_aou_12_hea_dr_10_d.pdf
>>> ),
>>> that it is possible to extract a path given an image, a socalled speed
>>> function and a start point and end point. However, I'm interested in all
>>> of
>>> the contours of the image - and the start point is not really that
>>> interesting.
>>>
>>> Is this possible?
>>>
>>>
>>> Best regards
>>> Preben
>>>
>>>
>>
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-- 
Sergio Vera

Alma IT Systems
C/ Vilana, 4B, 4º 1ª
08022 Barcelona
T. (+34) 932 380 592
www.alma3d.com
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