1. Department of Electrical and Electronic Engineering Science, University of Johannesburg, Johannesburg 2006, South Africa
2. College of Computer Science and Engineering, University of Ha’il, Ha’il 55476, Saudi Arabia
3. International Institute of Technology and Management, Commune d'Akanda, Libreville BP 1989, Gabon
4. Faculty of Engineering, Université de Moncton, Moncton, NB E1A3E9, Canada
5. Spectrum of Knowledge Production & Skills Development, Sfax 3027, Tunisia