It was created by mapping all the individual asegs of the input subjects to mni305, then detertermining the most frequently occuring label. It should only be used for display purposes.

doug

On Tue, 8 Jun 2010, Michael Waskom wrote:

Hi all,

How was the fsaverage aseg.mgz (in the 4.5 distribution, if it differs) created? I can't seem to find this information anywhere on the Freesurfer website.

Thanks! Mike