Re: [Freesurfer] cortical surface area related measures

2012-08-21 Thread j janssen
Regarding Winkler et al.: http://brainder.org/2012/06/02/facewise-brain-cortical-surface-area-scripts-now-available/ On Aug 21, 2012 11:00 PM, "Gregory Kirk" wrote: > > Hi folks, I wanted to make sure i have everything straight w.r.t. the > surface area measures. > > as i see there are 4 ways im

Re: [Freesurfer] cortical surface area related measures

2012-08-21 Thread Douglas N Greve
Hi Greg, I don't know what "areal expansion" refers to. If you want to use area (eg, the area tab in qdec), you should make sure to download the most recent version of mris_preproc (which performs a jacobian type correction) ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/flat/greve/mris_pre

[Freesurfer] cortical surface area related measures

2012-08-21 Thread Gregory Kirk
Hi folks, I wanted to make sure i have everything straight w.r.t. the surface area measures. as i see there are 4 ways implemented ( somewhere ) to do cortical surface area analysis. 1. areal expansion 2. Local Gyrification Index 3. direct vertex based true surface area glm, Winkler AM et. al