Dear Anastasia and Team FreeSurfer, First of all thanks so much for developing TRACULA. I think it has a lot of potential! Here is my question: I'm trying to modify "dmrirc_single_subject" file in order to reflect our local sequence and wondered how you are dealing with DTI repeat sequences for the same subject. We acquire 5 B0s and 30 directional scans twice in a row. So our *Diffusion bvalue Table would look like this: ================================================================== * 0 0 0 0 0 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 0 0 0 0 0 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 Now I wonder how I would modify the below default settings from the tutorial data to reflect this: ===================================================================== set subjlist = (Diff001)
set runlist = (1)
# Input diffusion DICOMs (file names relative to dcmroot)
set dcmroot = /usr/local/freesurfer/TUTORIAL_DATA/diffusion_tutorial/
set dcmlist = (Diff001/orig/6-1.dcm)
=====================================================================
Oh also, I noticed that in the wiki you have the following settings: =======================================================================
set trainfile = $TUTORIAL_DATA/diffusion_tutorial/subj,train,difftutorial23.txt
=============================================================================================== In the latest version of the freesurfer distribution I counted 33 subjects for the training algorithm and therefore use:
"subj,train,difftutorial33.txt" pointing to
/usr/local/freesurfer/trctrain/trc001 /usr/local/freesurfer/trctrain/trc002 /usr/local/freesurfer/trctrain/trc003 /usr/local/freesurfer/trctrain/trc004 /usr/local/freesurfer/trctrain/trc005 /usr/local/freesurfer/trctrain/trc006 /usr/local/freesurfer/trctrain/trc007 /usr/local/freesurfer/trctrain/trc008 /usr/local/freesurfer/trctrain/trc009 /usr/local/freesurfer/trctrain/trc010 /usr/local/freesurfer/trctrain/trc011 /usr/local/freesurfer/trctrain/trc012 /usr/local/freesurfer/trctrain/trc013 /usr/local/freesurfer/trctrain/trc014 /usr/local/freesurfer/trctrain/trc015 /usr/local/freesurfer/trctrain/trc016 /usr/local/freesurfer/trctrain/trc017 /usr/local/freesurfer/trctrain/trc018 /usr/local/freesurfer/trctrain/trc019 /usr/local/freesurfer/trctrain/trc020 /usr/local/freesurfer/trctrain/trc021 /usr/local/freesurfer/trctrain/trc022 /usr/local/freesurfer/trctrain/trc023 /usr/local/freesurfer/trctrain/trc024 /usr/local/freesurfer/trctrain/trc025 /usr/local/freesurfer/trctrain/trc026 /usr/local/freesurfer/trctrain/trc027 /usr/local/freesurfer/trctrain/trc028 /usr/local/freesurfer/trctrain/trc029 /usr/local/freesurfer/trctrain/trc030 /usr/local/freesurfer/trctrain/trc031 /usr/local/freesurfer/trctrain/trc032 /usr/local/freesurfer/trctrain/trc033
Does that make sense?
Thanks so much for your help!
Ansgar