1. Department of Electrical and Electronic Engineering, Imperial College London, London, UK
2. Global Connectivity and Technology Center, Electrolux Italia S.p.A., Porcia, Italy
3. Department of Informatics, Modeling, Electronics and System Engineering, University of Calabria, Rende, Italy
4. KIOS Research and Innovation Centre of Excellence, University of Cyprus, Nicosia, Cyprus
5. Department of Engineering and Architecture, University of Trieste, Trieste, Italy