1. Department of Computer Science and Technology, Key Laboratory of Embedded System and Service Computing, Ministry of Education, Shanghai Electronic Transactions and Information Service Collaborative Innovation Center, Tongji University, Shanghai, China
2. Department of Computer Science, King Abdulaziz University, Jeddah, Saudi Arabia
3. CARE Energy Research and Innovation Center, King Abdulaziz University, Jeddah, Saudi Arabia
4. Macao Institute of Systems Engineering, Macau University of Science and Technology, Macao, China