[Freesurfer] question about freeview in freesurfer 7.4.0 and qt

2023-05-22 Thread tulu
External Email - Use Caution Dear freesurfer experts, recently I update freesurfer to freesurfer 7.4.0 under Ubuntu 20.04. when I try to launch freeview, I get error message as: freeview This application failed to start because no Qt platform plugin could be initialized. Reins

Re: [Freesurfer] Exporting an advanced segmentation mask for the ROI-based analyses

2023-05-22 Thread Douglas N. Greve
External Email - Use Caution For the sclimbic, you can find it in $FREESURFER/models/sclimbic.ctab For the brainstem, the labels are in the main FS table, $FREESURFER/FreeSurferColorLUT.txt I think there are only three labels in the brainstem, so you can load it into freeview to

Re: [Freesurfer] Cortical thickness of elephant brain

2023-05-22 Thread Douglas N. Greve
External Email - Use Caution Hi Malav, try mris_diff --min-dist lh.wm.smth5 lh.pial.smth5 1 lh.thickness The output will be on the pial surface. Reverse the surface order to get it on the white surface doug On 5/22/2023 5:48 AM, Malav Shah wrote: External Email - Use

Re: [Freesurfer] make brainstem surface file and make average brainstem surface

2023-05-22 Thread Douglas N. Greve
External Email - Use Caution you can make individual surface files (mri_binarize --match 16 --i aseg.mgz --surf brainstem.surf --surf-smooth 2), but there is not a registration target to register the surface to On 5/21/2023 3:41 AM, t...@ms36.hinet.net wrote: External

[Freesurfer] Exporting an advanced segmentation mask for the ROI-based analyses

2023-05-22 Thread Yoo, Chi-Hyeon
External Email - Use Caution Hello, I am Chi-Hyeon, a postdoc at the Martinos Center. One of my colleagues wants to try to use advance segmentations: brainstem substructures segmentation (https://secure-web.cisco.com/10i08joHQng6yy87_-Iv618kYQPXRW-hpxjKH9kcjO2KOqVvlM4Qc6B8P72pJ

[Freesurfer] Cortical thickness of elephant brain

2023-05-22 Thread Malav Shah
External Email - Use Caution Dear freeSurfer team, I am trying to extract cortical thickness in a postmortem elephant (structural) MRI scan. I initiated the process with the segmentation of white (wm) and pial matter, using MATLAB image processing tools. Having satisfied whit