Hi Sarah

do you want to look at the surfaces? This can actually be done in freeview if you don't mind messing around with the command line a bit (you can specify offsets and rotations for the surfaces so that you can see the medial wall if you want). Perhaps Ruopeng can comment?

cheers
Bruce
On Mon, 9 Jun 2014, Jensen, Sarah wrote:


 

Dear Freesurfers,

 

I have a question about whether it is possible to check how well each
participant in my study lines up with the Freesurfer template in order to
check how midline structures were split. I am concerned about how well
my ACC ROIs line up with the midline of the brain, and would like to check
for cross-hemisphere contamination along the medial wall. I am particularly
interested in detecting any potential residual rotation along the Y axis.

 

I have projected cortical ROIs onto the cortical surface of the average
brain using the mri_vol2surf function and then used annotation files for the
left and right hemisphere to project my ROIs from the average template into
participant's native space using the mri_surf2surf function.

 

My question is whether it is possible to get an image of how well the fully
segmented Freesurfer image lines up with the template? Preferably in
an axial view with both hemispheres visible.

 

Thanks in advance!

 

Sarah​




Sarah K. G. Jensen
Ph.D. Student
Department of Psychology
Institute of Psychiatry
King's College London
E-mail: sarah.jen...@kcl.ac.uk
Phone: +44 (0)75 2789 3171

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