1. Department of Computer Science, Allama Iqbal Open University, Islamabad, Pakistan
2. Department of Computer Science, College of Computers and Information Technology, Taif University, P.O. Box 11099, Taif 21944, Saudi Arabia
3. Abu Dhabi School of Management, Abu Dhabi, UAE
4. Department of Computer Science and IT, Sarhad University of Science and Information Technology, Peshawar, Pakistan
5. Department of Computer Science, Islamia College Peshawar, Peshawar 25120, Pakistan
6. Institute of Computing, Kohat University of Science and Technology, Kohat, Pakistan
7. Prince Sultan University, College of Computer and Information Sciences, Saudi Arabia