1. Sanya Offshore Oil and Gas Research Institute, Northeast Petroleum University, Sanya, China
2. Department of Computer Science, Brunel University London, Uxbridge, U.K.
3. Key Laboratory of Advanced Perception and Intelligent Control of High-end Equipment, Ministry of Education, Anhui Polytechnic University, Wuhu, China
4. School of Electrical Engineering, Nantong University, Nantong, China