1. ConnectSmart Research Laboratory, University of Tennessee at Chattanooga, TN, USA
2. Department of Electrical and Computer Engineering, Tarbiat Modares University, Tehran, Iran
3. School of Electrical, Computer, and Biomedical Engineering, Southern Illinois University (SIU), Carbondale, IL, USA
4. The Department of Management and Innovation Systems, University of Salerno, Fisciano, SA, Italy