1. Department of Electrical and Electronic Engineering, Shiraz University of Technology, Shiraz, Iran
2. 5GIC & 6GIC, Institute for Communication Systems (ICS), University of Surrey, U.K.
3. Centre for Vision, Speech and Signal Processing (CVSSP), University of Surrey, U.K.
4. Technology Innovation Institute, 9639 Masdar City, Abu Dhabi, United Arab Emirates