[Insight-users] MRI Image Head Area Mask

[Bill Lorensen]

Sebastian,

If you want to solve a segmentation problem without writing code I
suggest you look at 3D Slicer. It is built on VTK and ITK.

http://slicer.org

Bill
On Mon, Nov 12, 2012 at 2:43 AM, Sebastian Widz <widz at infovision.pl> wrote:
> Dear ITK Team and ITK Users,
>
>
>
> I am looking for an ITK solution to the following task:
>
>
>
> For a given T1 weighted MRI Brain Image (Axial plane) create a binary mask
> that would mark the head region (extract head object from the background)
>
> In the past I’ve been doing it by analyzing image histogram, finding the
> first peak, then finding the first local minimum (m) value with magnitude
> values greater than the histogram peak.
>
> Pixels with values with magnitude lower or equal (m) were marked with zeros
> (0), pixels with higher values where marked as ones (1).
>
> Then some “hole filling” algorithm needs to be applied in order to create a
> convex shape.
>
>
>
> Can the same be done with ITK filters (possibly SimpleITK as I use the C#
> Managed version)?
>
> Maybe there are some other ways you would suggest, as my way not always
> gives expected .
>
>
>
> Best Regards,
>
> Sebastian
>
>
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