1. University of Padova (I),Dept. of Information Engineering
2. University of Padova and CNIT (I),Dept. of Information Engineering and Dept of Mathematics
3. Peking University,China
4. Cergy Paris University, ENSEA, CNRS (FR) and Barkhausen Institut gGmbH (DE),ETIS UMR 8051
5. Princeton University (USA)