[Insight-users] [ITK Community] 3d SEGMENTATION OF .OBJ FILE

Mon Nov 18 12:11:02 EST 2013

Hi,

Code to convert a VTK ImageData to an ITK Image can be found in the
ITKVtkGlue module [1].

Hope this helps,
Matt

[1] http://itk.org/gitweb?p=ITK.git;a=blob;f=Modules/Bridge/VtkGlue/test/itkVTKImageToImageFilterTest.cxx;h=b22c9e8685cf26290249554d58232d3d14b24a97;hb=HEAD

On Mon, Nov 18, 2013 at 5:14 AM, azmagillian
<xrysafenia.malliastolidou at gmail.com> wrote:
> Jon you said you made a filter to  "transform your VTK data object to an
> ITK image so that you can use ITK's segmentation filter."
>
> Where can i find it?
>
>  Thanks!!!
>
>
> 2013/11/15 Jon Haitz Legarreta Gorroño [via ITK Insight Users] <
> ml-node+s2283740n7584387h28 at n2.nabble.com>
>
>> You should either use the filter Hans mentioned or the one I did to
>> transform your VTK data object to an ITK image so that you can use ITK's
>> segmentation filter.
>>
>> JON HAITZ
>>
>>
>>
>> On 15 November 2013 10:19, azmagillian <[hidden email]<http://user/SendEmail.jtp?type=node&node=7584387&i=0>
>> > wrote:
>>
>>> Thank you all again !
>>>
>>> As i figured the first step would be to apply the Conncted Threshold Image
>>> Filter to 3d input
>>>
>>> what changes should i make to the code?
>>> can i use as an input .vtk file (i converted .obj file to .vtk ) ?
>>>
>>>
>>> 2013/11/14 Jon Haitz Legarreta Gorroño [via ITK Insight Users] <
>>> [hidden email] <http://user/SendEmail.jtp?type=node&node=7584387&i=1>>
>>>
>>>
>>> > Hi there,
>>> > you can find ITK's region growing segmentation filters here:
>>> > http://www.itk.org/Doxygen/html/group__RegionGrowingSegmentation.html
>>> >
>>> > You will find some guidelines to use them in the ITK SW guide:
>>> > http://www.itk.org/ItkSoftwareGuide.pdf (not up-to-date, but there is
>>> an
>>> > ongoing effort to make it again).
>>> >
>>> > HTH,
>>> > JON HAITZ
>>> >
>>> >
>>> > On 14 November 2013 15:09, azmagillian <[hidden email]<
>>> http://user/SendEmail.jtp?type=node&node=7584364&i=0>
>>>
>>> > > wrote:
>>> >
>>> >> Hans thanks for replying!
>>> >>
>>> >> right now i have successfully read and display my .obj with vtk
>>> >>
>>> >> for next step what should i do to use on this an itk filter ?
>>> >>
>>> >> also is there code for seeded 3D region growing segmentation ?
>>> >>
>>> >> i didn't get how to use this code
>>> >> http://insight-journal.org/browse/publication/178
>>> >>
>>> >>
>>> >> 2013/11/14 Johnson, Hans J [via ITK Insight Users] <
>>> >> [hidden email] <http://user/SendEmail.jtp?type=node&node=7584364&i=1>>
>>>
>>> >>
>>> >>
>>> >> > There is some code that can allow conversion.  It is not fully
>>> >> documented,
>>> >> > but last time I tried, it worked well.
>>> >> >
>>> >> > http://insight-journal.org/browse/publication/178
>>> >> >
>>> >> >
>>> >> > Hans
>>> >> >
>>> >> >
>>> >> >
>>> >> > On 11/14/13, 6:06 AM, "azmagillian" <[hidden email]<
>>> >> http://user/SendEmail.jtp?type=node&node=7584358&i=0>>
>>> >>
>>> >> >
>>> >> > wrote:
>>> >> >
>>> >> > >Dear, ITK users , thanks in advance for your help
>>> >> > >
>>> >> > >I want to perform 3d segmentation of a .obj file
>>> >> > >my thought was to use connectedthreshold but there is not an example
>>> >> for
>>> >> > >3d
>>> >> > >then i tried to use confidenceconnected threshold but i can't give
>>> a.
>>> >> obj
>>> >> > >as
>>> >> > >input
>>> >> > >
>>> >> > >any ideas ?
>>> >> > >is there a way to convert .obj to a format suitable for itk filters?
>>> >> > >
>>> >> > >
>>> >> > >
>>> >> > >--
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>>
>>
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>
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