[MINC-users] from surface to adjacency

[Pierre Bellec]

Thanks so much, Bin, this is exactly what I was looking for (the NBR output
is what I use rather than an actual adjacency matrix representation).

Best regards,

Pierre Bellec
Post-doctoral fellow
McConnel Brain Imaging Center, Webster 2B
Montreal Neurological Institute
3801 University Street
Montreal, Quebec, Canada H3A 2B4
http://wiki.bic.mni.mcgill.ca/index.php/PierreBellec
tel:       (001)(514) 398 5220
fax:      (001)(514) 398 8948


2010/3/27 vikingy <vikingy at gmail.com>

>  Hi Pierre,
>
> I guess the 'mni_getmesh.m' writted by Moo K. Chung is used to do what you
> want. Here is the link:
> http://www.stat.wisc.edu/~mchung/softwares/mesh/mesh.html<http://www.stat.wisc.edu/%7Emchung/softwares/mesh/mesh.html>
>
> Hope it can help you.
>
> Bin Lv
>
>
> 2010-03-27
> ------------------------------
>  vikingy
> ------------------------------
> *发件人：* Pierre Bellec
> *发送时间：* 2010-03-26  13:07:31
> *收件人：* MINC users mailing list
> *抄送：*
> *主题：* [MINC-users] from surface to adjacency
>   Dear minc users,
>
> I am currently trying to adapt a region-growing procedure for surface data.
> The procedure is using a representation of the adjacency matrix between
> vertices, i.e. a matrix (vertices times vertices) with 1s for pairs of
>
> vertices that are spatial neighbours on the surface, and 0 otherwise. I sort
> of understood that the order of the vertices in the obj file is very
>
> specific and follows an iterative refinement of the surface grid. Can anyone
> suggest an approach to generate the adjacency matrix based on the .obj data
> ?
>  Thank you in advance,
>  Pierre Bellec
> Post-doctoral fellow
> McConnel Brain Imaging Center, Webster 2B
> Montreal Neurological Institute
> 3801 University Street
> Montreal, Quebec, Canada H3A 2B4
> http://wiki.bic.mni.mcgill.ca/index.php/PierreBellec
> tel:       (001)(514) 398 5220
> fax:      (001)(514) 398 8948
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