Re: [Freesurfer] Intersection of labels with other labels or volumes

2009-08-30 Thread James Porter
FYI, Nick- It may be something to do with the 'comm' program on Mac OS X (assuming that you wrote the scripts on a UNIX machine), but the labels_intersect file doesn't quite work properly. However, I do get correct intersection results from the labels_union script by simply switching 'uniq -u'

Re: [Freesurfer] callosum

2009-08-30 Thread fischl
Hi Laura, the cc segmentation comes from the volume stream (aseg). We divide the cc up into 5 components of equal length along the primary eigendirection of the cc. You should be able to visualize it easily enough with tkmedit (load the aseg.mgz as the segmentation and you should see the different

[Freesurfer] callosum

2009-08-30 Thread laura_dg80
hi! I have some other question on corpus callosum 1) the volumes of the Corpus Callosum (i.e.CC_Posterior, CC_Mid_Posterior, CC_Central, CC_Mid_Anterior,CC_Anterior only) are the result of wich segmentation process? the volume based stream ? 2) You wrote me that the Callosum is segmented into