1. School of Automation & Information Engineering, Sichuan University of Science & Engineering, Zigong, People's Republic of China
2. Artificial Intelligence Key Laboratory of Sichuan Province, Sichuan University of Science & Engineering, Zigong, People's Republic of China
3. Sichuan Key Provincial Research Base of Intelligent Tourism, Zigong, People's Republic of China
4. School of Aerospace Science and Technology, Xidian University, Xi’an, People's Republic of China
5. Department of Control Engineering, Xi’an Research Institution of Hi-Technology, Xi’an, People's Republic of China