1. Department of Computer Science and Technology, Taiyuan Normal University, DaXue Street 319#, Yuci, Taiyuan, Shanxi Province, China
2. Department of Computer Science, University of Swabi, Swabi, Pakistan
3. Department of Accounting & Information Systems, College of Business & Economics, Qatar University, Doha, Qatar
4. College of Home Economics, University of Peshawar, Peshawar, Pakistan