1. Higher Institute of Computer Sciences, Road El Jorf, Km 22.5 — 4119 Medenine, Tunisia
2. REGIM: REsearch Group on Intelligent Machines, University of Sfax, National Engineering School of Sfax (ENIS), BP 1173, Sfax, 3038, Tunisia
3. REGIM: REsearch Group on Intelligent Machines, National Engineering School of Sfax (ENIS), Tunisia