1. School of Mechatronic Engineering, China University of Mining and Technology, Xuzhou, China
2. School of Information and Control Engineering, China University of Mining and Technology, Xuzhou, China
3. Faculty of Information Engineering and Automation, Kunming University of Science and Technology, Kunming, China
4. School of Aerospace Engineering, Xi'an Jiaotong University, Xi'an, China
5. Center for Offshore Engineering and Safety Technology, China University of Petroleum (East China), Qingdao, China
6. School of Engineering, Newcastle University, Newcastle upon Tyne, U.K.