1. Department of Control Science and Engineering, University of Shanghai for Science and Technology, Shanghai, China
2. Department of Computer Science, Brunel University London, Uxbridge, Middlesex, U.K.
3. Artificial Intelligence Energy Research Institute, Northeast Petroleum University, Daqing, China
4. Department of Computer and Information Science, State Key Laboratory of Internet of Things for Smart City, University of Macau, Macau, China