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

Mon Nov 18 05:45:44 EST 2013

Have a look at Hans' answer. It may be of help regarding this issue.

HTH,
JON HAITZ

On 18 November 2013 11:14, 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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