Re: [Freesurfer] questions about SurfArea and meancurv

2012-07-24 Thread Bruce Fischl
yes, that's right Bruce On Tue, 24 Jul 2012, Yang, Daniel wrote: > Hi Bruce, > > Thanks for the correction! > > So according to your email, the correct interpretation should be, > > In the aparc_area_lh.txt, the surface area is one based on the white > surface, not the pial surface, based on the h

Re: [Freesurfer] questions about SurfArea and meancurv

2012-07-24 Thread Yang, Daniel
Hi Bruce, Thanks for the correction! So according to your email, the correct interpretation should be, In the aparc_area_lh.txt, the surface area is one based on the white surface, not the pial surface, based on the historical naming. In the aparc_meancurv_lh.txt, the mean curvature is one bas

Re: [Freesurfer] questions about SurfArea and meancurv

2012-07-24 Thread Bruce Fischl
Hi Daniel sorry, I meant to respond to your previous post. We generate statistics for both the white and pial surfaces. For historical reasons the ones without specific surface name in them represent the white surface (i.e. the pial ones will all say "pial"). We can produce both Gaussian and

Re: [Freesurfer] questions about SurfArea and meancurv

2012-07-24 Thread Yang, Daniel
Dear all, After studying the freesurferstats2table script for a while, I think I figure out what these surfaces are. Below is my understanding. Please correct me if I am mistaken! In the aparc_area_lh.txt, the surface area should be one based on the pial surface, not the white surface, because

[Freesurfer] questions about SurfArea and meancurv

2012-07-19 Thread Yang, Daniel
Dear Freesurfer, I am new to freesurfer and have a number of beginner's questions. After recon all the subjects and running the freesurferstats2table script, I am looking at the two files: aparc_area_lh.txt and aparc_meancurv_lh.t