1. Fondazione Ugo Bordoni (FUB), Viale America 201, Rome, Italy
2. LEOST Team at Université Gustave Eiffel, France
3. FUN Team of Inria Lille, France
4. Department of Information, Electrical, and Telecommunication (DIET) engineering, “Sapienza” University of Rome, Via Eudossiana 18, Rome, Italy