1. Dipartimento di Elettronica, Informazione e Bioingegneria (DEIB), Politecnico di Milano, Italy. (e-mail: federico.terraneo@polimi.it)
2. Dipartimento di Elettronica, Informazione e Bioingegneria (DEIB), Politecnico di Milano, Italy.
3. School of Management and Engineering Vaud (HEIG-VD) at the University of Applied Sciences Western Switzerland (HES-SO), Switzerland.
4. Embedded Systems Lab. (ESL), Swiss Federal Institute of Technology Lausanne (EPFL), Switzerland.