1. Faculty of Information Science and Technology, Universiti Kebangsaan Malaysia, Bangi 43600, Selangor, Malaysia
2. Computer Centre Department, University of Fallujah, Anbar 00964, Iraq
3. Department of Electronic & Communication Engineering, Universiti Tenaga Nasional, Km 7, Jalan Ikram-Uniten, Kajang 43009, Selangor, Malaysia
4. Department of Electrical, Electronic and System Engineering, Faculty of Engineering and Built Environment, Universiti Kebangsaan Malaysia, Bangi 43600, Selangor, Malaysia