1. Dalle Molle Institute for Perceptual Artificial Intelligence, 1920 Martigny, Switzerland, and Université de Montréal, DIRO, Montréal, Québec, Canada
2. Dalle Molle Institute for Perceptual Artificial Intelligence, 1920 Martigny, Switzerland
3. Université de Montréal, DIRO, Montréal, Québec, Canada