[Mne_analysis] Default source space

Stephen Politzer-Ahles spa268 at nyu.edu
Wed Nov 5 12:20:36 EST 2014
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Hi Dan,

In that case I might recommend fsaverage (which should be somewhere in your
Freesurfer root directory). There may be other popular default spaces as
well, but this is the one I see used the most.

Best,
Steve



Stephen Politzer-Ahles
New York University, Abu Dhabi
Neuroscience of Language Lab
http://www.nyu.edu/projects/politzer-ahles/

On Wed, Nov 5, 2014 at 9:19 PM, Dan Howarth <d.c.howarth at gmail.com> wrote:

> Thank you both for your replies. I am aware that I can morph one subject
> to another. What I was wondering if there was some 'default' space that I
> can specify so that the space isn't dependent on any of my subjects
>
> On Wed, Nov 5, 2014 at 12:14 PM, Stephen Politzer-Ahles <spa268 at nyu.edu>
> wrote:
>
>> Hello Dan,
>>
>> You can morph one participant's source space to another source space
>> (which could be a different participant, an average brain created by
>> averaging all your MRIs, or even a separate average brain such as
>> 'fsaverage' which comes with Freesurfer). See this chapter from the MNE
>> handbook <http://martinos.org/mne/stable/manual/morph.html> for how to
>> do it in the bash version of MNE, or this example
>> <http://martinos.org/mne/stable/auto_examples/inverse/plot_morph_data.html>
>> for Python code.
>>
>>
>>
>> Stephen Politzer-Ahles
>> New York University, Abu Dhabi
>> Neuroscience of Language Lab
>> http://www.nyu.edu/projects/politzer-ahles/
>>
>> On Wed, Nov 5, 2014 at 9:10 PM, Dan Howarth <d.c.howarth at gmail.com>
>> wrote:
>>
>>> Hello,
>>>
>>> I am working on putting MEG data in source space. How do I go about
>>> making all sources 'the same'. For example, if I perform MNE for subject A
>>> using their fmri structural and the same with subject B then the actual
>>> 'source points' across subjects don't necessarily correspond to one another.
>>>
>>> I'd like to convert these source spaces to a common default space so
>>> that the source points are common across people
>>>
>>> Thanks,
>>> Dan Howarth
>>>
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