Re: [Freesurfer] Merge both hemispheres in cortical parcellations

2015-12-17 Thread Bruce Fischl
if it's total you want then just add the left and right. No weighting necessary. cheers Bruce On Thu, 17 Dec 2015, Carme Uribe Codesal wrote: ​Thanks Bruce. It's the surface area 2015-12-17 17:25 GMT+01:00 Bruce Fischl : Hi Carme what measure do you mean? If you wanted an aver

Re: [Freesurfer] Merge both hemispheres in cortical parcellations

2015-12-17 Thread Carme Uribe Codesal
​Thanks Bruce. It's the surface area 2015-12-17 17:25 GMT+01:00 Bruce Fischl : > Hi Carme > > what measure do you mean? If you wanted an average it would be: > > > average_thick = ((nvertices_lh) * (lh_average_thick) + (nvertices_rh) * > (rh_average_thick)) >

Re: [Freesurfer] Merge both hemispheres in cortical parcellations

2015-12-17 Thread Bruce Fischl
Hi Carme what measure do you mean? If you wanted an average it would be: average_thick = ((nvertices_lh) * (lh_average_thick) + (nvertices_rh) * (rh_average_thick)) -- nvertices_lh + nvertices_rh cheers Bruce On Thu,

[Freesurfer] Merge both hemispheres in cortical parcellations

2015-12-17 Thread Carme Uribe Codesal
Dear FreeSurfer users, I've been looking for an appropiate way to merge both hemispheres in the Desikan parcellations but I can't find it in the list. Which formula do I need to use to consider, for example, the bilateral posterior cingulate as an only measure (not lh and rh separated)? I'm not