Department of Computer Science and Engineering, Santa Clara University, Santa Clara, CA, USA
Department of Physics and Astronomy of the University of Catania, Catania, Italy
Arab States Research and Education Network GmbH, Dusseldorf, Germany
Department of Computer Engineering, German-Jordanian University, Amman, Jordan (On Leave)
Copyright © 2019 Salem Al-Agtash, Roberto Barbera et al. This is
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medium, provided the original work is properly cited.