Hi Maria, On Monday 09 June 2008 15:00:10 Marie Schaer wrote: > Martin, > > Which version of freesurfer did you use to generate the surfaces?
with the latest one, 4.0.4 > Because the number of topological defects in your surface (64) is very > high. You may have to relaunch the surfaces (orig and pial) to get > better surfaces (i.e. 0 defect). Thanks, I'll do that! > > Lgi often fail if there are defects, sometimes it will pass if you > relaunch it, but if there are numerous defects the algorithm is not > able to cope with it. That's a nice check whether there are still any topological defects left. As you say, in more than 50% of my cases LGI fails. Thanks, Martin _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer