All Outputs (207)

Towards a scalable broadcast in wormhole-switched mesh networks
Presentation / Conference Contribution
Al-Dubai, A. Y., Ould-Khaoua, M., & Mackenzie, L. M. (2002, March). Towards a scalable broadcast in wormhole-switched mesh networks. Presented at 2002 ACM symposium on Applied computing - SAC '02, Madrid, Spain

Broadcast algorithms for wormhole--switched meshes have been widely reported in the literature. However, most of these
algorithms handle broadcast in a sequential manner and do not scale well with the network size. As a consequence, many parallel ap... Read More about Towards a scalable broadcast in wormhole-switched mesh networks.

A scalable broadcast algorithm for multiport meshes with minimum communication steps
Presentation / Conference Contribution
Al-Dubai, A., & Ould-Khaoua, M. (2002, December). A scalable broadcast algorithm for multiport meshes with minimum communication steps. Presented at Ninth International Conference on Parallel and Distributed Systems, 2002. Proceedings., Taiwan, China

Many broadcast algorithms have been proposed for the mesh over the past decade. However, most of these algorithms do not exhibit good scalability properties as the network size increases. As a consequence, most existing broadcast algorithms cannot su... Read More about A scalable broadcast algorithm for multiport meshes with minimum communication steps.

Coded path routing: a new approach to broadcasting in 3-D meshes, Technical Report
Presentation / Conference Contribution
Al-Dubai, A., & Ould-Khaoua, M. (2001, April). Coded path routing: a new approach to broadcasting in 3-D meshes, Technical Report. Presented at 20th IEEE International Performance, Computing, and Communications Conference, Phoenix, AZ, USA

Broadcast is an important collective communication operation required by many real-world parallel applications. This paper proposes the Coded Path Routing (or CPR for short) as a new approach for designing efficient broadcast algorithms for wormhole-... Read More about Coded path routing: a new approach to broadcasting in 3-D meshes, Technical Report.

Mobility And Energy Extensions For The IEEE 802.15.4 Standard
Presentation / Conference Contribution
Romdhani, I., Al-Dubai, A. Y., & Guibene, W. (2015, December). Mobility And Energy Extensions For The IEEE 802.15.4 Standard. Presented at Proceedings of the 13th International Conference on Advances in Mobile Computing and Multimedia - MoMM 2015

The IEEE 802.15.4 standard is designed for low-power and low-rate wireless Personal Area Networks. Although energy is a key parameter in shaping the communication and interaction methods of wireless sensor nodes, the specification of the MAC layer do... Read More about Mobility And Energy Extensions For The IEEE 802.15.4 Standard.

Internet of Things: Concept, Implementation and Challenges
Presentation / Conference Contribution
Gunathilake, N. A., Al-Dubai, A., & Buchanan, W. J. (2020, December). Internet of Things: Concept, Implementation and Challenges. Presented at International Conference on IoT and its Applications (ICIA) 2020, Jamshedpur, India

Through the technical advancements over five generations, today's digital communication has become much smarter, more intelligent and punctual. This causes a massive amount of continuous data collection in real-time whose analytics are later used to... Read More about Internet of Things: Concept, Implementation and Challenges.

Weight Driven Cluster Head Rotation for Wireless Sensor Networks
Presentation / Conference Contribution
Eshaftri, M. A., Al-Dubai, A. Y., Romdhani, I., & Essa, A. (2016, November). Weight Driven Cluster Head Rotation for Wireless Sensor Networks. Presented at Proceedings of the 14th International Conference on Advances in Mobile Computing and Multi Media - MoMM '16, Singapore

Energy efficiency is one of the major issues in Wireless Sensor Networks (WSNs), due to the limited power and processing capabilities of the Sensor Nodes (SNs). The clustering techniques proved to be the effective solution to improve the energy effic... Read More about Weight Driven Cluster Head Rotation for Wireless Sensor Networks.

Reliability and energy efficiency enhancement in wireless body area networks for e-health
Presentation / Conference Contribution
Salayma, M., Al-Dubai, A., & Romdhani, I. (2016, November). Reliability and energy efficiency enhancement in wireless body area networks for e-health. Presented at 2016 19th Conference of Open Innovations Association (FRUCT), Jyväskylä, Finland

Wireless Body Area Network (WBAN) is a technology that revolutionises our understanding of the future digitised healthcare systems. WBAN has unique challenges and features compared to other wireless sensor networks. In addition to battery power consu... Read More about Reliability and energy efficiency enhancement in wireless body area networks for e-health.

DEEPC: Dynamic Energy Profiling of Components
Presentation / Conference Contribution
Liu, X., Chinenyeze, S. J., & Al-Dubai, A. (2016, June). DEEPC: Dynamic Energy Profiling of Components. Presented at 2016 IEEE 40th Annual Computer Software and Applications Conference (COMPSAC)

Many software projects are built using reusable components (i.e. reusable objects - as per component and connectors in software architectures). During component selection in CBSD, components are evaluated on the criteria of required quality attribute... Read More about DEEPC: Dynamic Energy Profiling of Components.

A new efficient objective function for routing in Internet of Things paradigm
Presentation / Conference Contribution
Qasem, M., Al-Dubai, A., Romdhani, I., Ghaleb, B., & Gharibi, W. (2016, October). A new efficient objective function for routing in Internet of Things paradigm. Presented at 2016 IEEE Conference on Standards for Communications and Networking (CSCN)

Low Power and Lossy Networks (LLNs) have a crucial role in the Internet of Things (IoT) paradigm. For the IPv6 Routing Protocol for LLNs (RPL), two objective functions (OF) have been standardized so far, namely (Objective Function zero (OF0), and the... Read More about A new efficient objective function for routing in Internet of Things paradigm.

A new enhanced RPL based routing for Internet of Things
Presentation / Conference Contribution
Ghaleb, B., Al-Dubai, A., Ekonomou, E., & Wadhaj, I. (2017, June). A new enhanced RPL based routing for Internet of Things. Presented at 2017 IEEE International Conference on Communications Workshops (ICC Workshops)

The IPv6 Routing Protocol for Low-power and Lossy Networks (RPL) has been recently standardized for routing in the constrained Internet of Things networks. Unfortunately, the RPL storing mode has been found restricted by storage limitations in the ro... Read More about A new enhanced RPL based routing for Internet of Things.

Drizzle: Adaptive and fair route maintenance algorithm for Low-power and Lossy Networks in IoT
Presentation / Conference Contribution
Ghaleb, B., Al-Dubai, A., Romdhani, I., Nasser, Y., & Boukerche, A. (2017, May). Drizzle: Adaptive and fair route maintenance algorithm for Low-power and Lossy Networks in IoT. Presented at 2017 IEEE International Conference on Communications (ICC)

Low-power and Lossy Networks (LLNs) have been a key component in the Internet of Things (IoT) paradigm. Recently, a standardized algorithm, namely Trickle algorithm, is adopted for routing information maintenance in such networks. This algorithm is o... Read More about Drizzle: Adaptive and fair route maintenance algorithm for Low-power and Lossy Networks in IoT.

Trickle-Plus: Elastic Trickle algorithm for Low-power networks and Internet of Things
Presentation / Conference Contribution
Ghaleb, B., Al-Dubai, A., Ekonomou, E., Paechter, B., & Qasem, M. (2016, April). Trickle-Plus: Elastic Trickle algorithm for Low-power networks and Internet of Things. Presented at 2016 IEEE Wireless Communications and Networking Conference

Constrained Low-power and Lossy networks (LLNs) represent the building block for the ever-growing Internet of Things (IoT) that deploy the Routing Protocol for Low Power and Lossy networks (RPL) as a key routing standard. RPL, along with other routin... Read More about Trickle-Plus: Elastic Trickle algorithm for Low-power networks and Internet of Things.

E-Trickle: Enhanced Trickle Algorithm for Low-Power and Lossy Networks
Presentation / Conference Contribution
Ghaleb, B., Al-Dubai, A., & Ekonomou, E. (2015, October). E-Trickle: Enhanced Trickle Algorithm for Low-Power and Lossy Networks. Presented at IEEE 2015 IEEE International Conference on Computer and Information Technology; Ubiquitous Computing and Communications

Routing Protocol for Low Power and Lossy networks (RPL) is the de-facto standard for routing in resource-constrained low-power and lossy networks (LLNs) which represent the building block for the ever-growing Internet of Things (IoT). RPL along with... Read More about E-Trickle: Enhanced Trickle Algorithm for Low-Power and Lossy Networks.

Simultaneous context inference and mapping using mm-Wave for indoor scenarios
Presentation / Conference Contribution
Yassin, A., Nasser, Y., Awad, M., & Al-Dubai, A. (2017, May). Simultaneous context inference and mapping using mm-Wave for indoor scenarios. Presented at 2017 IEEE International Conference on Communications (ICC), Paris, France

We introduce in this paper two main approaches, Triangulateration (TL) and Angle-Difference-of-Arrival (ADoA) for indoor localization and mapping using single-anchor and millimeter wave (MMW) propagation characteristics. Then, we perform context infe... Read More about Simultaneous context inference and mapping using mm-Wave for indoor scenarios.

Performance evaluation of RPL metrics in environments with strained transmission ranges.
Presentation / Conference Contribution
Thomson, C., Wadhaj, I., Romdhani, I., & Al-Dubai, A. (2016, November). Performance evaluation of RPL metrics in environments with strained transmission ranges. Presented at 2016 IEEE/ACS 13th International Conference of Computer Systems and Applications (AICCSA), Agadir, Morocco

An examination of existing studies in the area of Routing Protocol for Low-Power and Lossy Networks (RPL) implementation in wireless sensor networks (WSNs) reveals a consistent approach taken of optimal node distribution. This in order to best evalua... Read More about Performance evaluation of RPL metrics in environments with strained transmission ranges..

A Decentralised Authentication and Access Control Mechanism for Medical Wearable Sensors Data
Presentation / Conference Contribution
Abubakar, M., Jaroucheh, Z., Al Dubai, A., & Buchanan, W. J. (2021, August). A Decentralised Authentication and Access Control Mechanism for Medical Wearable Sensors Data. Presented at 2021 IEEE International Conference on Omni-Layer Intelligent Systems (COINS), Barcelona, Spain

Recent years have seen an increase in medical big data, which can be attributed to a paradigm shift experienced in medical data sharing induced by the growth of medical technology and the Internet of Things. The evidence of this potential has been pr... Read More about A Decentralised Authentication and Access Control Mechanism for Medical Wearable Sensors Data.

Performance Investigation of RPL Routing in Pipeline Monitoring WSNs
Presentation / Conference Contribution
Wadhaj, I., Gharebi, W., Al-Dubai, A., & Thomson, C. (2018, June). Performance Investigation of RPL Routing in Pipeline Monitoring WSNs. Presented at 2018 IEEE 20th International Conference on High Performance Computing and Communications; IEEE 16th International Conference on Smart City; IEEE 4th International Conference on Data Science and Systems (HPCC/SmartCity/DSS), Exeter, United Kingdom

The adoption of WSN and IEEE 802.15.4 standard for the linear WSN networks were assumed. The interconnection of WSNs with the Internet is possible by assigning IPv6 addresses to low- power devices. The 6LoWPAN adaption layer enables the IPv6 addresse... Read More about Performance Investigation of RPL Routing in Pipeline Monitoring WSNs.

A temporal-information-based adaptive routing algorithm for software defined vehicular networks
Presentation / Conference Contribution
Zhao, L., Li, Z., Li, J., Al-Dubai, A., Min, G., & Zomaya, A. Y. (2019, May). A temporal-information-based adaptive routing algorithm for software defined vehicular networks. Presented at IEEE International Conference on Communications (ICC): Ad Hoc and Sensor Networks Symposium, Shanghai, China

In Software Defined Vehicular Networks (SDVNs), most existing studies of routing consider the vehicular network as a static graph and compute the flow table based on static information. However, a static graph could only contain partial network data.... Read More about A temporal-information-based adaptive routing algorithm for software defined vehicular networks.

A novel adaptive routing and switching scheme for software-defined vehicular Networks
Presentation / Conference Contribution
Zhoa, L., Zhao, W., Gong, C., Al-Dubai, A., & Min, G. (2019, May). A novel adaptive routing and switching scheme for software-defined vehicular Networks. Presented at IEEE International Conference on Communications, Shanghai, China

Software-Defined Vehicular Networks (SDVNs) technology has been attracting significant attention as it can make Vehicular Ad Hoc Network (VANET) more efficient and intelligent. SDVN provides a flexible architecture which can decouple the network mana... Read More about A novel adaptive routing and switching scheme for software-defined vehicular Networks.

A new security approach for the spectrum access in vehicular networks
Presentation / Conference Contribution
Alsarhan, A., Al-Dubai, A., Kilani, Y., & Alkhalidy, M. (2019, February). A new security approach for the spectrum access in vehicular networks. Presented at ICDS 2019 : The Thirteenth International Conference on Digital Society and eGovernments, Athens, Greece

Vehicular ad hoc networks (VANETs) have been instrumental in intelligent transportation systems that enhances road safety and road management significantly. This technology enables communication among vehicles where drivers can share road information... Read More about A new security approach for the spectrum access in vehicular networks.