[Freesurfer] Visualizing Subcortical Volume Differences

2011-04-11 Thread Jeff Sadino
Hello, I am interested in a way to visualize the differences in the volume in subcortical structures, preferably in 3D. For example, I would like to view the Thalamus of controls. And then I would like to overlay a color-coded map that shows the difference between the volume of the Control Thala

Re: [Freesurfer] Visualizing Subcortical Volume Differences

2011-04-13 Thread Jeff Sadino
Hello, I found a couple of scripts that might work, namely the mri_hausdorff_dist, mri_distance_transform, the mri_compute commands, and the mri_seg_diff. They all seem to do one part of what I want, but none all together. Has anyone done this before and could they point me in the right directio

Re: [Freesurfer] Visualizing Subcortical Volume Differences

2011-04-14 Thread Bruce Fischl
Hi Jeff, mri_extract_label -t transforms/talairach.m3z... will do most of what you want (it will also jacobian correct the label so that you get a "mass" image). We never put this together into a pipeline because it is of course well-known that interpreting the results from a neurobiological p