1. School of Data Science and Software Engineering, Qingdao University, 12593 Qingdao, Shandong, China, Qingdao (e-mail: lvzhihan@gmail.com)
2. School of Data Science and Software Engineering, Qingdao University, 12593 Qingdao, Shandong, China, (e-mail: 936418030@qq.com)
3. State Key Laboratory of Reliability and Intelligence of Electrical Equipment, Hebei University of Technology, 12606 Tianjin, Tianjin, China, 300401 (e-mail: caobin@scse.hebut.edu.cn)
4. Department of Electrical Engineering and Computer Science, Embry-Riddle Aeronautical University, 2830 Daytona Beach, Florida, United States, 32114-3900 (e-mail: h.song@ieee.org)
5. North China Sea Offshore Engineering Survey Institute, Ministry Of Natural Resources North Sea Bureau, Qingdao, Shandong, China, (e-mail: lvhaibinsoa@gmail.com)