Re: [Freesurfer] Voxel based vs surface based

2015-11-03 Thread Douglas N Greve
, October 30, 2015 at 10:54 AM > To: "freesurfer@nmr.mgh.harvard.edu > <mailto:freesurfer@nmr.mgh.harvard.edu>" > <freesurfer@nmr.mgh.harvard.edu <mailto:freesurfer@nmr.mgh.harvard.edu>> > Subject: [Freesurfer] Voxel based vs surface based > > Hi Doug and Bruce, >

[Freesurfer] Voxel based vs surface based

2015-10-30 Thread John Anderson
Hi Doug and Bruce, Kindly, I have question regarding the difference between voxel based ( VBM/ FSL pipeline) and surface based analysis ( Freesurfer ).   I have two groups of subjects Group A and Group B I ran morphometric analysis in Freesurfer ( recon-all then manual edits) to check the

Re: [Freesurfer] Voxel based vs surface based

2015-10-30 Thread Bruce Fischl
Hi John yes, they are different methods that measure somewhat different things so there is no reason they would show the same maps. If you look at volume change in FS it might be closer, but even that won't match VBM necessarily cheers Bruce On Fri, 30 Oct 2015, John Anderson wrote: Hi