1. Department of Computer and Information Systems Engineering, NED University of Engineering and Technology, Karachi, Pakistan
2. Department of Telecommunications Engineering, NED University of Engineering and Technology, Karachi, Pakistan
3. Department of Engineering Sciences and Technology, Iqra University, Karachi, Pakistan
4. Department of Electrical and Computer Engineering, College of Engineering and Information Technology, Ajman University, Ajman, United Arab Emirates
5. Institute of Informatics, Federal University of Rio Grande do Sul, Porto Alegre, Brazil