Associate Professor (Maitre Assistant) ReDCAD laboratory Computer Science Department National Engineering School of Sfax (ENIS) University of Sfax, Tunisia Route Soukra Km 3.5 B.P 1173-3038 - Sfax - Tunisie Office Number: 7 Tel: +216 74 274 418 (office tel: 251) Fax: +216 74 275 595 Email: nouha.baccour@redcad.org