Re: [Freesurfer] [Label] Extract coordinate of Corpus Callossum

2014-03-17 Thread Bruce Fischl
Hi Thomas, no, all the values are in individual subject space. cheers Bruce On Mon, 17 Mar 2014, Thomas PAUL wrote: Okay thank you Bruce for your quick answer. I have one more question. I went through the whole ReconAllTable, and I can't find the answer: Based on what I read, I think that

Re: [Freesurfer] [Label] Extract coordinate of Corpus Callossum

2014-03-17 Thread Thomas PAUL
Okay thank you Bruce for your quick answer. I have one more question. I went through the whole ReconAllTable, and I can't find the answer: Based on what I read, I think that all the volumes created by freesurfer (all the outputs) have had the Tailarach transform applied to them? So when I have ext

Re: [Freesurfer] [Label] Extract coordinate of Corpus Callossum

2014-03-15 Thread Bruce Fischl
yes On Sat, 15 Mar 2014, Thomas PAUL wrote: Thank you Bruce for your help, it works. I didn't noticed that mri_extract_label existed.  So just to be sure, the output volume is not a mask, right? If I want to convert it to a mask, I use mri_binarize ? Thomas Paul. On Fri, Mar 14, 2014 at 2:51 P

Re: [Freesurfer] [Label] Extract coordinate of Corpus Callossum

2014-03-15 Thread Thomas PAUL
Thank you Bruce for your help, it works. I didn't noticed that mri_extract_label existed. So just to be sure, the output volume is not a mask, right? If I want to convert it to a mask, I use mri_binarize ? Thomas Paul. On Fri, Mar 14, 2014 at 2:51 PM, Bruce Fischl wrote: > Hi Thomas > > you are

Re: [Freesurfer] [Label] Extract coordinate of Corpus Callossum

2014-03-14 Thread Bruce Fischl
Hi Thomas you are probably better off getting it right out of the aseg.mgz. The cc labels in it are: #define CC_Posterior 251 #define CC_Mid_Posterior 252 #define CC_Central253 #define CC_Mid_Anterior 254 #define CC_Anterior 255 so you should just be able to run mri_extr

[Freesurfer] [Label] Extract coordinate of Corpus Callossum

2014-03-14 Thread Thomas PAUL
Dear FreeSurfer experts, I've been using FreeSurfer for 2 months now, and I have a question on how to proceed to do the following thing: My goal is to obtain the CRS coordinates of the corpus callossum. Here is what I was thinking to do, based on what I read: 1. Annotation to segmentation: m