[FieldTrip] Source Parcellation

Mohammad Ostadmohammadi mohammad.ostad73 at gmail.com
Tue Jul 16 11:50:49 CEST 2019


They are well aligned (some figures are attached). Now if i want to use my
"sourcemodel" with AAL atlas which is at mni coordinate system (my
sourcemodel is at neuromag) what should i do?

On Tue, Jul 16, 2019 at 1:57 PM Velden, Daniel <
daniel.velden at med.uni-goettingen.de> wrote:

> Dear Mohammad,
>
>
>
> your headmodel is in ‚neuromage‘ coordsystem, because it is (I assume)
> based on the segmented mri of a subject. Since the basis for a sourcemodel
> in fieldtrip is a regular 3D grid (from segmented mri of a subject or else)
> or surface meshes or cortical sheets you should check, what was used to
> create it. Both may be based on the same mri data. Go ahaead and check if
> they align, when you plot them.
>
>
>
> figure
>
> hold on
>
> ft_plot_vol(headmodel, 'facecolor', 'cortex', 'edgecolor', 'none');alpha
> 0.5; camlight;
>
> ft_plot_mesh(source_model.pos(source_model.inside,:));
>
> hold off
>
>
>
> For more help see:
>
> http://www.fieldtriptoolbox.org/tutorial/sourcemodel/
>
>
>
> and or read the introductions and documentations.
>
>
>
> Greetings
>
> Daniel
>
>
>
>
>
> ------------------------------------------------
>
>
>
> *Daniel van de Velden (M.Sc.) || PhD candidate*
>
> *Wissenschaftlicher Mitarbeiter*
>
> *Klinik für Klinische Neurophysiologie *
>
> *Georg-August-Universität Göttingen*
>
> *Robert-Koch.Str. 40, 37075 Göttingen*
>
> *Tel. 0551- 39-65106*
>
>
> _______________________________________________
> fieldtrip mailing list
> https://mailman.science.ru.nl/mailman/listinfo/fieldtrip
> https://doi.org/10.1371/journal.pcbi.1002202
>
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