1. Department of Electrical and Computer Engineering, COMSATS University Islamabad, Wah Campus, Wah Cantt, Pakistan
2. School of Computing and Mathematical Sciences, University of Leicester, Leicester, U.K
3. Electrical Engineering Department, Remote Sensing Unit, Northern Border University, Arar, Saudi Arabia
4. Department of Electrical Engineering, College of Engineering, King Faisal University, Al-Ahsa, Al-Hofuf, Saudi Arabia