Re: [Freesurfer] Convert expert segmentation to FreeSurfer space

2014-03-07 Thread Douglas N Greve
none of our tools use the nifti origin (and we don't have a way to set it). Do you need it for something else? FSL or SPM may have tools that can set it On 03/07/2014 02:40 PM, Oualid Benkarim wrote: > I have a expert segmentation and i want to transform this file to GCA > space. However, i fi

Re: [Freesurfer] Convert expert segmentation to FreeSurfer space

2014-03-07 Thread Oualid Benkarim
I have a expert segmentation and i want to transform this file to GCA space. However, i first need to have the segmentation in conformed space cause the segmentation is 256x256x278 1mm and has a different origin. I tried the following: >> mri_convert -rl orig.mgz -rt nearest mySeg.nii.gz mySeg_con

Re: [Freesurfer] Convert expert segmentation to FreeSurfer space

2014-03-03 Thread Bruce Fischl
Hi Mohamed the segmentations are in the individual subject "conformed" space. The talairach.m3z is what is used to transform GCA to the conformed coords cheers Bruce On Mon, 3 Mar 2014, Mohamed Oualid Benkarim wrote: > Hi all, > > I've performed FS subcortical segmentation and my purpose is

[Freesurfer] Convert expert segmentation to FreeSurfer space

2014-03-03 Thread Mohamed Oualid Benkarim
Hi all, I've performed FS subcortical segmentation and my purpose is to use these segmentations as seeds to another method. As FS uses GCA atlas to perform subcortical segmentation, I want to know if the *aseg.mgz* output is in GCA atlas space, or in original space except that the dimensions are 2