1. Department of Information Engineering and Mathematics, University of Siena, Siena, Italy
2. Department of Industrial, Electronics, and Mechanical Engineering, Roma Tre University, Rome, Italy
3. Purdue University, West Lafayette, IN, USA
4. Synamedia, Rennes, France
5. State University of New York, Binghamton, Binghamton, NY, USA
6. Tandon School of Engineering, New York University, New York City, NY, USA
7. University of Vigo, Vigo, Spain
8. Institute of Computing, University of Campinas, Campinas, Brazil
9. Department of Electrical Engineering and Information Technology, University Federico II of Naples, Naples, Italy
10. University of Maryland, College Park, College Park, MD, USA