1 NeuroPoly Lab, Institute of Biomedical Engineering, Polytechnique Montreal, Montreal, QC, Canada; Montreal Heart Institute, University of Montreal, Montreal, QC, Canada. Electronic address: nikola.stikov@polymtl.ca.
2 Department of Computer Science & Centre for Medical Image Computing, University College London, United Kingdom.
3 Hotchkiss Brain Institute, Department of Radiology, University of Calgary, Calgary, AB, Canada.