Re: [Freesurfer] Question re: extracting functional data from cortical ROIs

2008-03-20 Thread Doug Greve
g Greve [mailto:[EMAIL PROTECTED] Sent: Monday, March 17, 2008 4:56 PM To: Dan Dillon Cc: 'Freesurfer Mailing List' Subject: Re: [Freesurfer] Question re: extracting functional data from cortical ROIs Yes, it is that 1mm3 voxel on the white (or pial) surface. For sampling into the f

RE: [Freesurfer] Question re: extracting functional data from cortical ROIs

2008-03-17 Thread Dan Dillon
esurfer Mailing List' Subject: Re: [Freesurfer] Question re: extracting functional data from cortical ROIs Yes, it is that 1mm3 voxel on the white (or pial) surface. For sampling into the functional volume, this is usually not an issue as the functional voxels are generally much bigger.

Re: [Freesurfer] Question re: extracting functional data from cortical ROIs

2008-03-17 Thread Doug Greve
Yes, it is that 1mm3 voxel on the white (or pial) surface. For sampling into the functional volume, this is usually not an issue as the functional voxels are generally much bigger. You can change the cortical sampling depth by running mri_label2label with --projfrac (eg, --projfrac 0.5 for mid