1. Department of Computer Science, College of Computer and Information Sciences, King Saud University, Riyadh 11543, Saudi Arabia
2. Centre for Intelligent Signal and Imaging Research (CISIR), Department of Electrical & Electronics Engineering, Universiti Teknologi PETRONAS, Bandar Seri Iskandar, 32610 Tronoh, Perak, Malaysia
3. Department of Computer Engineering, College of Computer and Information Sciences, King Saud University, Riyadh 11543, Saudi Arabia
4. TeleNoc, Riyadh, Saudi Arabia