1. Department of Electrical and Computer Engineering, Université Laval, Quebec City, Canada
2. Center for Interdisciplinary Research in Rehabilitation and Social Integration (CIRRIS), Université Laval, Quebec City, Canada
3. Physics Department, Center for Optics, Photonics and Laser (COPL), Université Laval, Quebec City, Canada
4. Department of Rehabilitation Engineering, Center for Interdisciplinary Research in Rehabilitation and Social Integration (CIRRIS), Université Laval, Quebec City, Canada
5. Department of Electrical Engineering, École de technologie supérieure, Montréal, Canada
6. Department of Electrical and Computer Engineering, the Center for Interdisciplinary Research in Rehabilitation and Social Integration (CIRRIS), and the Center for Optics, Photonics and Laser (COPL), Physics Department, Université Laval, Quebec City, Canada