[Mne_analysis] outer skull creation

[Alexandre Gramfort]

hi jeff

> To MNE support:
> I am trying to create the BEM mesh for use in MNE. I am working solely with
> EEG data, so have not access to seglab. Nor do I have the special multiecho
> FLASH images. I have tried watershed first, but the outer skull surface it
> gives is not useable, including most of the throat and neck volume.

yes this is known.

> Thus it seems I must try the BrainSuite program. Before I do so, has anyone
> any experience like mine where FreeSurfer's watershed fails to get a good
> outer skull? Do I have any hope with BrainSuite if FSrfr failed?

maybe but an easier way would be to dilate the inner skull surface using
a freesurfer tool. I am not a freesurfer master but it should be possible.
Maybe someone knows or has a better suggestion on the list.

HTH
Alex

> Thanks,
> -Jeff
>
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