Department of Information Engineering
University of Pisa
via Diotisalvi 2, 56122, Pisa, Italy
tel.: +39-050-2217452;
e-mail: luca.cassano@ing.unipi.it
Department of Electronics, Informatics and Bioengineering
Politecnico di Milano
via Ponzio 34/5, 20133, Milano, Italy
tel.: -;
e-mail: luca.cassano@polimi.it