CGAL users discussion list

[Marc Pouget <>]

Hi,

you may want t ohave a look at this thread:

        Subject:        Re: [cgal-discuss] Ridges Package does not work for 
very sharp features?

MArc


On Jan 6, 2011, at 7:36 AM, 
<>
 
<>
 wrote:

> Now I am working on ridge edge detection. I have some questions with 
> problems.
> (1) Can Ridge Edge detection detect the shape-edge of the model? 
> (2) [if (1) can do] I try to detect with the simple model like a cylinder of
> which the facets are from the scanner. The problem is that I would like to
> detect the sharp-edges, i.e. two circle-liked curves on the model but I
> couldn't find it. In Fig__.6 Mechanical part (37kpts), I found that 
> Sharp-edges
> can detect easily with filtering the threshold, but for my case, it is not
> easy. 
> Could anyone solve this problem for me, please? 
> 
> Anyway, I set the command for ridge as ___.off -d 4 -m 4 -a 4 -t -4.
> 
> Thank you very much for your helps.
> 
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