1. Department of Electrical and Computer Engineering, State Key Laboratory of Internet of Things for Smart City, Guangdong–Hong Kong–Macau Joint Laboratory for Smart Cities, University of Macau, Macau, China
2. School of Electronics and Information Engineering, Harbin Institute of Technology (Shenzhen), Shenzhen, China
3. Institute of Physical Internet, Jinan University (Zhuhai Campus), Zhuhai, China
4. Department of Electrical and Computer Engineering, Illinois Institute of Technology, Chicago, IL, USA