1. Lebanese University,LaRRIS, Faculty of Sciences,Fanar,Lebanon
2. University of Warwick,Department of Computer Science,Coventry,UK
3. University of Louisiana at Lafayette,School of Computing & Informatics,Louisiana,USA
4. UMR 6174 CNRS Université de Franche-Comté,FEMTO-ST Institute,France
5. University of Cincinnati,School of Information Technology,OH,USA