[Insight-users] Get label boundaries

[Dženan Zukić]

I believe he is referring to contours of labels.

Maybe you can calculate distance
map<http://www.itk.org/Doxygen/html/classitk_1_1SignedMaurerDistanceMapImageFilter.html>,
and then zero out the pixels/voxels which are more than 1 pixel away from
the boundaries?


On Mon, Feb 24, 2014 at 2:46 PM, Bradley Lowekamp <blowekamp at mail.nih.gov>wrote:

> Hello,
>
> What do you mean by boundaries? An axis aligned bounding box? A oriented
> bounding box? Or A contour of label?
>
> Brad
>
> On Feb 24, 2014, at 7:44 AM, Martijn Steenwijk <martijnsteenwijk at gmail.com>
> wrote:
>
> > Hi all,
> >
> > Is there any way to easily obtain the (inner and/or outer) boundaries of
> a set of labels (preserving label id's), in order to compute some
> statistics at the label boundaries, for example with
> itkLabelStatisticsImageFilter?
> >
> > Thanks for ideas in advance,
> > Martijn
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