Re: [Freesurfer] mris_preproc xhemi

2014-02-26 Thread Douglas N Greve
It could be that there is a problem with one or more of your subjects. First, look at the mask tksurfer fsaverage_sym lh inflated -overlay mask -fminmax .5 1 the mask should extend over almost all cortex except the medial wall. To look at each subject, you can run tksurfer fsaverage_sym lh in

[Freesurfer] mris_preproc xhemi

2014-02-26 Thread Daniel Carey
Dear All, We have been attempting to run a cross hemisphere analysis using .curv files, as per the wiki page: http://surfer.nmr.mgh.harvard.edu/fswiki/Xhemi I have outlined the exact steps within our pipeline below. When fitting any glm to the data (simple osgm shown below), we find that across