[Mne_analysis] The problem with saving morphed labels to an annot file

[Eric Larson]

Hey Noam,

Does this code guarantee that the resulting morphed labels do not overlap?

Eric


On Mon, Apr 2, 2018 at 6:39 PM, Peled, Noam <NPELED at mgh.harvard.edu> wrote:

> Hey Alex,
>
> Yes, sure!
>
> You can find the code here:
>
> https://github.com/pelednoam/mmvt/blob/master/src/misc/
> labels_morphing_problem.py
>
> I'm using the Lausanne125 parcellation (http://journals.
> plos.org/plosone/article?id=10.1371/journal.pone.0048121), but this
> problem can also be replicated using the aparc.DKTatlas40 atlas (or
> almost any other atlas I assume).
>
> If you wish to run it with the Lausanne125 parcellation, the fsaverage
> annot files can be found here:
>
> https://www.dropbox.com/sh/qvpvzf35konkwe5/AADVCp24TxLa_SBUSAAvCuFMa?dl=0
>
>
> Thanks!
>
> Noam
> ------------------------------
> *From:* mne_analysis-bounces at nmr.mgh.harvard.edu <
> mne_analysis-bounces at nmr.mgh.harvard.edu> on behalf of Alexandre Gramfort
> <alexandre.gramfort at inria.fr>
> *Sent:* Wednesday, March 28, 2018 3:32:34 AM
> *To:* Discussion and support forum for the users of MNE Software
> *Subject:* Re: [Mne_analysis] The problem with saving morphed labels to
> an annot file
>
> hi Noam,
>
> I personally don't have a solution for this. Maybe someone else?
>
> could you provide a code snippet to replicate the pb?
>
> Alex
>
>
> On Wed, Mar 28, 2018 at 4:24 AM, Peled, Noam <NPELED at mgh.harvard.edu>
> wrote:
> > Dear group,
> >
> > It seems like an old problem, but I couldn't find a reasonable solution,
> >
> > When morphing labels from fsaverage to a subject, in most cases the annot
> > file cannot be written due to vertices that belong to more than one
> label.
> >
> > I've implemented several solutions, but in some cases, none of them
> gives a
> > reasonable result.
> >
> >
> > Thanks,
> >
> > Noam
> >
> >
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