[Insight-users] 2D Skeleton and articulation points with ITK

[Agustin Conde Martin]

Hi

Yes, I can add a simple example using this filter to the wiki, I will notify you when this is done. But does anyone know about the 2 questions I asked? Thanks.

Sincerely,

Agustín Conde

----- Mensaje original -----
De: David Doria <daviddoria at gmail.com>
Fecha: Martes, 16 de Noviembre de 2010, 3:06 pm
Asunto: Re: [Insight-users] 2D Skeleton and articulation points with ITK
A: Agustin Conde Martin <a.conde409 at uniandes.edu.co>

> Agustin,
> 
> That is a nice result! Would you mind adding a simple example using
> this filter to the wiki examples:
> 
> http://www.itk.org/Wiki/ITK/Examples
> 
> If you need help don't hesitate to let me know.
> 
> Thanks!
> 
> David
> 
> On Tue, Nov 16, 2010 at 2:54 PM, Agustin Conde Martin
> <a.conde409 at uniandes.edu.co> wrote:
> > Hi everyone
> >
> > I'm using the itkBinaryThinningImageFilter for calculating a 
> 2D skeleton
> > from a 2D input image. In the attachment you can see the input 
> image and its
> > calculated skeleton with the mentioned filter. I have 2 questions:
> >
> > 1. The calculation of that skeleton took 3 minutes and 30 
> seconds. That is a
> > lot of time but the skeleton is perfect! It is what I really 
> want! But I
> > want it to take less time. Is there another way to calculate 
> this skeleton
> > in less time?!
> >
> > 2. From the attached skeleton image, what is the best way to 
> calculate its
> > articulation points (joints)? This calculation can be based on 
> a criteria,
> > for example, "a joint is considered a point between a great 
> change of
> > direction in the skeleton". Where can I start to learn the 
> techniques for
> > doing this?
> >
> > Sincerely,
> >
> > Agustin Conde
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