1. Swiss BioMotion Lab, Lausanne University Hospital, University of Lausanne (CHUV-UNIL), CH-1011 Lausanne, Switzerland
2. The Sense Innovation and Research Center, CH-1007 Lausanne, Switzerland
3. Institute of Electrical and Micro Engineering, Ecole Polytechnique Fédérale Lausanne (EPFL), CH-1015 Lausanne, Switzerland