FreeSurfer

Example workflow for FreeSurfer

This tutorial was created by Steffen Bollmann.

Github: @stebo85 Web: mri.sbollmann.net Twitter: @sbollmann_MRI

FreeSurfer Example using module load (e.g. on an HPC)

Download data:

osf -p bt4ez fetch osfstorage/TOMCAT_DIB/sub-01/ses-01_7T/anat/sub-01_ses-01_7T_T1w_defaced.nii.gz ./sub-01_ses-01_7T_T1w_defaced.nii.gz

Setup FreeSurfer:

ml freesurfer/7.3.2
mkdir ~/freesurfer-output
export SINGULARITYENV_SUBJECTS_DIR=~/freesurfer-output
export APPTAINERENV_SUBJECTS_DIR=~/freesurfer-output

Run Recon all pipeline:

recon-all -subject test-subject -i ~/sub-01_ses-01_7T_T1w_defaced.nii.gz -all

Alternative instructions for using Freesurfer via the Neurodesk application menu

Download demo data

Open a terminal and run:

pip install osfclient
osf -p bt4ez fetch TOMCAT_DIB/sub-01/ses-01_7T/anat/sub-01_ses-01_7T_T1w_defaced.nii.gz /neurodesktop-storage/sub-01_ses-01_7T_T1w_defaced.nii.gz

FreeSurfer License file:

Before using Freesurfer you need to request a license here (https://surfer.nmr.mgh.harvard.edu/registration.html) and store it in your homedirectory as ~/.license

FreeSurfer Example

Open FreeSurfer (Neurodesk -> Image Segmentation -> Freesurfer -> Freesurfer 7.1.1)

Setup FreeSurfer license (for example - replace with your license):

echo "Steffen.Bollmann@cai.uq.edu.au
> 21029
>  *Cqyn12sqTCxo
>  FSxgcvGkNR59Y" >> ~/.license

export FS_LICENSE=~/.license 

Setup FreeSurfer:

mkdir /neurodesktop-storage/freesurfer-output
source /opt/freesurfer-7.1.1/SetUpFreeSurfer.sh
export SUBJECTS_DIR=/neurodesktop-storage/freesurfer-output

Run Recon all pipeline:

recon-all -subject test-subject -i /neurodesktop-storage/sub-01_ses-01_7T_T1w_defaced.nii.gz -all