1. College of Graduate Studies, Universiti Tenaga Nasional, Selangor, Malaysia
2. Department of Mathematics, University of Basrah, Basrah, Iraq
3. Institute of Informatics and Computing in Energy, Universiti Tenaga Nasional, Selangor, Malaysia
4. Department of Informatics, College of Computing and Informatics, Universiti Tenaga Nasional, Selangor, Malaysia
5. Hubei Engineering Research Center on Big Data Security, School of Cyber Science Engineering, Huazhong University of Science and Technology, Wuhan, China;
6. Shenzhen Huazhong University of Science and Technology Research Institute, Shenzhen, China