Ghaleb, B., Al-Dubai, A., Romdhani, I., & Qasem, M. (2018). Drizzle Algorithm. USA: IETF
Trickle algorithm used in RPL routing protocol suffers from some issues related to power, network convergence time and overhead and
load-distribution. To optimize this al...
Qasem, M., Al-Dubai, A., Romdhani, I., & Ghaleb, B. (2018). Load Balancing Objective Function in RPL draft-qasem-roll-rpl-load-balancing-01. USA: IETF
This document proposes an extended Objective Function(OF) that balances the number of children nodes of the parent nodes to avoid the overloading problem and ensure node lif...
Qasem, M., Al-Dubai, A., Romdhani, I., Ghaleb, B., Hou, J., & Jadhav, R. A. (2017). Load Balancing Objective Function in RPL (Draft 2). USA: IETF
This document proposes an extended Objective Function(OF) that balances the number of child nodes of the parent nodes to avoid the overloading problem and ensure node li...
Wireless sensor networks (WSNs) and Internet of things are among the top potential new technologies that dramatically alter the world and the way we live and work. Indeed, in recent decades, the need ...
Carnegie Trust for the Universities of Scotland
This short research visit aims at building research collaborative links with the Texas A & M University at Qatar and the University of Qatar
Royal Society of Edinburgh
Al-Dubai, A. (2003). Towards efficient collective communications for interconnection networks. (Thesis). University of Glasgow. Retrieved from http://researchrepository.napier.ac.uk/id/eprint/3679
Al-Dubai, A. (2002). Qualified groups: an efficient path-based multicast algorithm for mesh networks
Al-Dubai, A. (2002). On collective communication in wormhole-switched interconnection networks
Al-Dubai, A. (2000). New minimal adaptive routing for broadcasting in n-dimensional meshes.
Ali, A. E., Al-Dubai, A., Romdhani, I., & Eshaftri, M. (2018, June). Reliable and Energy-Efficient Two Levels Unequal Clustering Mechanism for Wireless Sensor Networks. Paper presented at The 16th IEEE International Conference on Smart City (IEEE SmartCity-2018), Exeter, UK
In Wireless Sensor Networks, clustering sensor nodes into disjoint groups is widely used to achieve load balance and increase network lifetime. In particular, traditional uneq...
Eshaftri, M., Essa, A., Qasem, M., Romdhani, I., & Al-Dubai, A. (2014, June). Reliable Hierarchical Cluster Routing Protocol for Wireless Sensor Networks. Paper presented at International Conference on Networking, Distributed Systems and Applications : INDS 2014
Wireless sensor networks (WSNs) have recently become an integral part of a wide range of systems such as surveillance, target tracking, security and health management sy...
Al-Dubai, A., Ould-Khaoua, M., & Mackenzie, L. (2003, July). A new grouping scheme for path-based multicast communication
Wu, J., Zou, L., Zhao, L., Al-Dubai, A., Mackenzie, L., & Min, G. (2019). A Multi-UAV Clustering Strategy for Reducing Insecure Communication Range. Computer Networks, 158, 132-142. https://doi.org/10.1016/j.comnet.2019.04.028
Multi-unmanned aerial vehicle (UAV) ﬂight formations can be deployed to monitor large areas. Individual UAVs communicate and exchange information while formation ﬂying. but, s...
Yassin, A., Nasser, Y., Al-Dubai, A., & Awad, M. (2018). MOSAIC: Simultaneous Localization and Environment Mapping using mmWave without a-priori Knowledge. IEEE Access, 1-1. doi:10.1109/access.2018.2879436
Simultaneous Localization and environment mapping (SLAM) is the core to robotic mapping and navigation as it constructs simultaneously the unknown environment and localizes th...
Ghaleb, B., Al-Dubai, A., Ekonomou, E., Qasem, M., Romdhani, I., & Mackenzie, L. (2018). Addressing the DAO Insider Attack in RPL’s Internet of Things Networks. IEEE Communications Letters, 23(1), 68-71. doi:10.1109/LCOMM.2018.2878151
In RPL routing protocol, the DAO (Destination Advertisement Object) control messages are announced by the child nodes to their parents to build downward routes. A malicious in...
Ghaleb, B., Al-Dubai, A., Ekonomou, E., Al-Sarhan, A., Nasser, Y., & Mackenzie, L. (2018). A Survey of Limitations and Enhancements of the IPv6 Routing Protocol for Low-power and Lossy Networks: A Focus on Core Operations. Communications Surveys and Tutorials, IEEE Communications Society, doi:10.1109/COMST.2018.2874356
Driven by the special requirements of the Low-power and Lossy Networks (LLNs), the IPv6 Routing Protocol for LLNs (RPL) was standardized by the IETF some six years ago to tack...
Ghaleb, B., Al-Dubai, A., Ekonomou, E., Romdhani, I., Nasser, Y., & Boukerche, A. (2018). A Novel Adaptive Routing Update Scheme for Low-Power Lossy Networks in IoT. IEEE Internet of Things, 5(6), 12. https://doi.org/10.1109/JIOT.2018.2862364
In this paper, we introduce Drizzle, a new algorithm for maintaining routing information in the Low-power and Lossy Networks (LLNs). The aim is to address the limitations of t...
"The development of science and technology are increasingly affecting and changing the nature of processes in...