28 results

Ontology-Based Linked Data to Support Decision Making within Universities

Journal Article
Ashour, G., Al-Dubai, A., Romdhani, I., & Alghazzawi, D. (2022)
Ontology-Based Linked Data to Support Decision Making within Universities. Mathematics, 10(17), Article 3148. https://doi.org/10.3390/math10173148
In recent years, educational institutions worked hard to automate their work using more trending technologies that prove the success in supporting decision-making processes. M...

Ontology-based Course Teacher Assignment within Universities

Journal Article
Ashour, G., Al-Dubai, A., & Romdhani, I. (2020)
Ontology-based Course Teacher Assignment within Universities. International Journal of Advanced Computer Science and Applications, 11(7), https://doi.org/10.14569/ijacsa.2020.0110787
Educational institutions suffer from the enormous amount of data that keeps growing continuously. These data are usually scattered and unorganised, and it comes from different...

Lightweight edge authentication for software defined networks

Journal Article
Almaini, A., Al-Dubai, A., Romdhani, I., Schramm, M., & Alsarhan, A. (2021)
Lightweight edge authentication for software defined networks. Computing, 103, https://doi.org/10.1007/s00607-020-00835-4
OpenFlow is considered as the most known protocol for Software Defined Networking (SDN). The main drawback of OpenFlow is the lack of support of new header definitions, which ...

Delegation of Authentication to the Data Plane in Software-Defined Networks

Conference Proceeding
Almaini, A., Al-Dubai, A., Romdhani, I., & Schramm, M. (2020)
Delegation of Authentication to the Data Plane in Software-Defined Networks. In 2019 IEEE International Conferences on Ubiquitous Computing & Communications (IUCC) and Data Science and Computational Intelligence (DSCI) and Smart Computing, Networking and Services (SmartCNS), (58-65). https://doi.org/10.1109/iucc/dsci/smartcns.2019.00038
OpenFlow is considered as the most known protocol for Software Defined Networking (SDN). The main drawback of OpenFlow is the lack of support of new header definitions, which ...

Addressing the DAO Insider Attack in RPL’s Internet of Things Networks

Journal Article
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. https://doi.org/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...

A Novel Adaptive and Efficient Routing Update Scheme for Low-Power Lossy Networks in IoT

Journal Article
Ghaleb, B., Al-Dubai, A., Ekonomou, E., Romdhani, I., Nasser, Y., & Boukerche, A. (2018)
A Novel Adaptive and Efficient 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...

Reliable and Energy-Efficient Two Levels Unequal Clustering Mechanism for Wireless Sensor Networks

Presentation / Conference
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...

Reliability and Energy Efficiency Enhancement for Emergency-Aware Wireless Body Area Networks (WBAN)

Journal Article
Salayma, M., Al-Dubai, A., Romdhani, I., & Nasser, Y. (2018)
Reliability and Energy Efficiency Enhancement for Emergency-Aware Wireless Body Area Networks (WBAN). IEEE Transactions on Green Communications and Networking, 1-1. https://doi.org/10.1109/tgcn.2018.2813060
Medium Access Control (MAC) protocols based on Time Division Multiple Access (TDMA) can improve the reliability and efficiency of WBAN. However, traditional static TDMA techni...

A New Weight based Rotating Clustering Scheme for WSNs

Conference Proceeding
Essa, A., Al-Dubai, A. Y., Romdhani, I., & Esriaftri, M. A. (2017)
A New Weight based Rotating Clustering Scheme for WSNs. In 2017 International Symposium on Networks, Computers and Communications (ISNCC)https://doi.org/10.1109/ISNCC.2017.8072000
Although energy efficiency in Wireless Sensor Networks (WSNs) has been investigated widely, it is still a challenging dilemma. Clustering mechanisms are among the most widely ...

Performance evaluation of RPL metrics in environments with strained transmission ranges.

Conference Proceeding
Thomson, C., Wadhaj, I., Romdhani, I., & Al-Dubai, A. (2017)
Performance evaluation of RPL metrics in environments with strained transmission ranges. In 2016 IEEE/ACS 13th International Conference of Computer Systems and Applications (AICCSA). https://doi.org/10.1109/aiccsa.2016.7945687
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 consisten...