1. GBA and B&R International Joint Research Center for Smart Logistics and School of Intelligent Systems Science and Engineering, Jinan University, Zhuhai, China
2. School of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China
3. School of Science and Technology, Hong Kong Metropolitan University, Hong Kong, SAR, China
4. School of Physics and Electronic Information, Anhui Normal University, Wuhu, China
5. Department of Electrical and Computer Engineering, State Key Laboratory of Internet of Things for Smart City, University of Macau, Macau, China