1. School of Electro-Mechanical Engineering, Xidian University, Xi’an 710071, China
2. Institute of Systems Engineering, Macau University of Science and Technology, Taipa 999078, Macau SAR, China
3. School of Electrical and Mechanical Engineering, Xuchang University, Xuchang 461000, China
4. Industrial Engineering Department, College of Engineering, King Saud University, P.O. Box 800, Riyadh 11421, Saudi Arabia