[1] Lebanese Amer Univ, Comp Sci & Math Dept, Beirut 1102 2801, Lebanon
[2] Khalifa Univ, Dept Elect Engn & Comp Sci, Abu Dhabi, U Arab Emirates
[3] Univ Milan, Dept Comp Sci, Milan 20122, Italy
[4] Technol Innovat Inst, Abu Dhabi, U Arab Emirates
[5] Univ Texas Arlington, Dept Comp Sci & Engn, Arlington, TX 20122 USA
[6] IBM TJ Watson Res Ctr, Yorktown Hts, NY 10598 USA
[7] Hohai Univ Changzhou, Dept Internet Things Engn, Changzhou 213022, Peoples R China
[8] Concordia Inst Informat Syst Engn CIISE Concordia, Montreal, PQ H3G 1M8, Canada
[9] Ecole Technol Suprieure & IT, Dept Software Engn, Montreal, PQ H3C 1K3, Canada