1. Faculty of Electrical and Electronic Engineering, PHENIKAA University, Hanoi, Vietnam
2. Communications and Networks Cluster, Institute for Infocomm Research, Singapore
3. Faculty of Computer Science, PHENIKAA University, Hanoi, Vietnam
4. Institute of Physics, Vietnam Academy of Science and Technology, Hanoi, Vietnam
5. School of Computer Science and Engineering, Nanyang Technological University, Singapore
6. Department of Electrical and Computer Engineering, Sungkyunkwan University, Suwon, South Korea