1. School of Computer Science and Engineering, Sun Yat-sen University, Guangzhou, China
2. Department of Electrical and Electronic Engineering, College of Technology of Buea, Buea, Cameroon
3. Department of Electrical Engineering and Industrial Computing, University Institute of Technology, University of Douala, Douala, Cameroon
4. Electrical Engineering Department and Industrial Computing of ISTAMA, Research Unit of Laboratory of Energy and Artificial Intelligence, University of Douala, Douala, Cameroon
5. School of Information Science and Technology, Dalian Maritime University, Dalian, China
6. Department of Automation, Biomechanics and Mechatronics, Lodz University of Technology, Łódź, Poland