Outputs (74)

Performance Evaluation of the RPL Protocol in Fixed and Mobile Sink Low-Power and Lossy-Networks (2015)
Presentation / Conference Contribution
Wadhaj, I., Kristof, I., Romdhani, I., & Al-Dubai, A. (2015, October). Performance Evaluation of the RPL Protocol in Fixed and Mobile Sink Low-Power and Lossy-Networks. Presented at 2015 IEEE International Conference on Computer and Information Technology; Ubiquitous Computing and Communications; Dependable, Autonomic and Secure Computing; Pervasive Intelligence and Computing

Low-Power and Lossy-Network (LLN) are usually composed of static nodes, but the increase demand for mobility in mobile robotic and dynamic environment raises the question how a routing protocol for low-power and lossy-networks such as (RPL) would per... Read More about Performance Evaluation of the RPL Protocol in Fixed and Mobile Sink Low-Power and Lossy-Networks.

A Dynamic Power Tuning for the Constrained Application Protocol of Internet of Things (2015)
Presentation / Conference Contribution
Qasem, M., Al-Dubai, A., Romdhani, I., & Yassien, M. B. (2015, October). A Dynamic Power Tuning for the Constrained Application Protocol of Internet of Things. Presented at 2015 IEEE International Conference on Computer and Information Technology; Ubiquitous Computing and Communications; Dependable, Autonomic and Secure Computing; Pervasive Intelligence and Computing

Constrained application protocol (CoAP) has been designed for M2M and IoT applications. The resource directory (RD) in CoAP requires periodical updates by other nodes. However, a regular update process causes extra signaling overhead and drains the n... Read More about A Dynamic Power Tuning for the Constrained Application Protocol of Internet of Things.

Level Crossing Rate of Ratio of Product of Two k-u Random Variables and Nakagami-m Random Variable (2015)
Presentation / Conference Contribution
Krstie, D., Romdhani, I., Yassein, M. M. B., Minić, S., Petković, G., & Milacic, P. (2015, October). Level Crossing Rate of Ratio of Product of Two k-u Random Variables and Nakagami-m Random Variable. Presented at 2015 IEEE International Conference on Computer and Information Technology; Ubiquitous Computing and Communications; Dependable, Autonomic and Secure Computing; Pervasive Intelligence and Computing

In this paper, ratio of product of two k-μ random variables and Nakagami-m random variable is analyzed. Statistical characteristics of ratio of product of two k-μ random variables and Nakagami-m random variable can be applied in performance analysis... Read More about Level Crossing Rate of Ratio of Product of Two k-u Random Variables and Nakagami-m Random Variable.

Mobility And Energy Extensions For The IEEE 802.15.4 Standard (2015)
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.

An Efficient Dynamic Load-balancing Aware Protocol for Wireless Sensor Networks (2015)
Presentation / Conference Contribution
Eshaftri, M. A., Al-Dubai, A. Y., Romdhani, I., & Yassein, M. B. (2015, December). An Efficient Dynamic Load-balancing Aware Protocol for Wireless Sensor Networks. Presented at Proceedings of the 13th International Conference on Advances in Mobile Computing and Multimedia - MoMM 2015

In Wireless Sensor Networks (WSNs), clustering techniques are among the effective solutions to reduce energy consumption and prolong the network lifetime. During the iterative re-clustering process, extra energy and time are consumed especially at th... Read More about An Efficient Dynamic Load-balancing Aware Protocol for Wireless Sensor Networks.

A New Energy Efficient Cluster based Protocol for Wireless Sensor Networks (2015)
Presentation / Conference Contribution
Eshaftri, M., Al-Dubai, A., Romdhani, I., & Yassein, M. B. (2015, September). A New Energy Efficient Cluster based Protocol for Wireless Sensor Networks. Presented at Proceedings of the 2015 Federated Conference on Computer Science and Information Systems

In Wireless Sensor Networks (WSNs), clustering techniques are usually used as a key effective solution to reduce energy consumption and prolong the network lifetime. Despite many works on clustering in WSNs, this issue is still, however, in its infan... Read More about A New Energy Efficient Cluster based Protocol for Wireless Sensor Networks.

An agility-oriented and fuzziness-embedded semantic model for collaborative cloud service search, retrieval and recommendation (2015)
Journal Article
Fang, D., Liu, X., Romdhani, I., Jamshidi, P., & Pahl, C. (2016). An agility-oriented and fuzziness-embedded semantic model for collaborative cloud service search, retrieval and recommendation. Future Generation Computer Systems, 56, 11-26. https://doi.org/10.1016/j.future.2015.09.025

Cloud computing enables a revolutionary paradigm of consuming ICT services. However, due to the inadequately described service information, users often feel confused while trying to find the optimal services. Although some approaches are proposed to... Read More about An agility-oriented and fuzziness-embedded semantic model for collaborative cloud service search, retrieval and recommendation.

Battery Aware Beacon Enabled IEEE802.15.4: An Adaptive and Cross-Layer Approach (2015)
Presentation / Conference Contribution
Salayma, M., Al-Dubai, A., Romdhani, I., & Yassein, M. B. (2015, September). Battery Aware Beacon Enabled IEEE802.15.4: An Adaptive and Cross-Layer Approach. Presented at Proceedings of the 2015 Federated Conference on Computer Science and Information Systems

In Wireless Sensor Networks (WSNs), energy conservation is one of the main concerns challenging the cutting-edge standards and protocols. Most existing studies focus on the design of WSN energy efficient algorithms and standards. The standard IEEE 80... Read More about Battery Aware Beacon Enabled IEEE802.15.4: An Adaptive and Cross-Layer Approach.

ATP: Adaptive Tuning Protocol for Service Discovery in Internet of Things (2015)
Presentation / Conference Contribution
Qasem, M., Al-Dubai, A., Imed, R., & Yassien, M. B. (2015, September). ATP: Adaptive Tuning Protocol for Service Discovery in Internet of Things. Presented at Proceedings of the The International Conference on Engineering & MIS 2015 - ICEMIS '15

Energy is a precious resource in Internet of Things (IoT) especially with battery operated nodes, the overhead that consumes the battery power of the sensor nodes is a fundamental problem. This overhead is mainly caused by the frequent update message... Read More about ATP: Adaptive Tuning Protocol for Service Discovery in Internet of Things.

A load-balancing cluster based protocol for Wireless Sensor Networks. (2015)
Presentation / Conference Contribution
Eshaftri, M., Al-Dubai, A., Romdhani, I., & Yassien, M. B. (2015, September). A load-balancing cluster based protocol for Wireless Sensor Networks. Paper presented at 4th International Conference on Wireless Sensor Networks (WSN'15)

A decentralized group key management protocol for mobile Internet of things (DBGK) (2015)
Presentation / Conference Contribution
Abdmeziem, M. R., Tandjaoui, D., & Romdhani, I. (2015, August). A decentralized group key management protocol for mobile Internet of things (DBGK). Paper presented at The 14th IEEE International Conference on Trust, Security and Privacy in Computing and Communications (IEEE TrustCom-15)

Architecting the Internet of Things: State of the Art (2015)
Book Chapter
Abdmeziem, M. R., Romdhani, I., & Tandjaoui, D. (2016). Architecting the Internet of Things: State of the Art. In A. Koubaa, & E. Shakshuki (Eds.), Robots and Sensor Clouds; Studies in Systems, Decision and Control (55-75). Springer. https://doi.org/10.1007/978-3-319-22168-7_3

Internet of things (IoT) constitutes one of the most important technological development in the last decade. It has the potential to deeply affect our life style. However, its success relies greatly on a well-defined architecture that will provide sc... Read More about Architecting the Internet of Things: State of the Art.

An approach to unified cloud service access, manipulation and dynamic orchestration via semantic cloud service operation specification framework (2015)
Journal Article
Fang, D., Liu, X., Romdhani, I., & Pahl, C. (2015). An approach to unified cloud service access, manipulation and dynamic orchestration via semantic cloud service operation specification framework. Journal of cloud computing: advances, systems and applications, 4(1), https://doi.org/10.1186/s13677-015-0039-3

Cloud computing offers various computational resources via convenient on-demand service provision. Currently, heterogeneous services and cloud resources are usually utilized and managed through diverse service portals. This significantly limits the e... Read More about An approach to unified cloud service access, manipulation and dynamic orchestration via semantic cloud service operation specification framework.

A Loosely-coupled Semantic Model for Efficient Cloud Service Search and Retrieval. (2015)
Presentation / Conference Contribution
Fang, D., Liu, X., & Romdhani, I. (2015, May). A Loosely-coupled Semantic Model for Efficient Cloud Service Search and Retrieval. Presented at Fifth International Conference on Cloud Computing, GRIDs, and Virtualization

As cloud services propagate along with the rapid development of cloud computing, issues raised in service selection and retrieval processes become increasingly critical. While many approaches are proposed on the specification and discovery of cloud s... Read More about A Loosely-coupled Semantic Model for Efficient Cloud Service Search and Retrieval..

Mobile User Authentication System for E-commerce Applications. (2014)
Presentation / Conference Contribution
Molla, R., Romdhani, I., Buchanan, W. J., & Fadel, E. Y. (2014, June). Mobile User Authentication System for E-commerce Applications. Paper presented at International Conference on Advanced Networking, Distributed Systems and Applications 2014

E-commerce applications provide on-line clients and merchants with a quick and convenient way to exchange goods and services. However, the deployment of these applications is still facing many problems such as security threats; and on-line attacks. T... Read More about Mobile User Authentication System for E-commerce Applications..

Reliable Hierarchical Cluster Routing Protocol for Wireless Sensor Networks. (2014)
Presentation / Conference Contribution
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, Bejaia, Algeria

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 systems. WSNs deploy a large number of sensor nodes that cooperate to... Read More about Reliable Hierarchical Cluster Routing Protocol for Wireless Sensor Networks..

Many-to-Many embedded multicast addressing and access control method. (2012)
Patent
Romdhani, I. (2012). Many-to-Many embedded multicast addressing and access control method

A new addressing scheme for multicast IP with an extended scope field to include access rights. A new addressing scheme for multicast communications is disclosed. A new extended scope field is used which embeds a plurality of hierarchical scopes and... Read More about Many-to-Many embedded multicast addressing and access control method..

Towards OWL 2 Natively Supported Fuzzy Cloud Ontology (2012)
Presentation / Conference Contribution
Fang, D., Liu, X., Romdhani, I., & Zhao, H. (2012, July). Towards OWL 2 Natively Supported Fuzzy Cloud Ontology. Presented at 2012 IEEE 36th Annual Computer Software and Applications Conference Workshops

Cloud Computing introduces a revolutionary paradigm of computing to Service Oriented Architecture (SOA), by provisioning various types of computational resources and applications as on-demand services. While presenting cloud services semantically usi... Read More about Towards OWL 2 Natively Supported Fuzzy Cloud Ontology.

Experimental investigation of link layer adaptation in IEEE 802.11n WLANs (2012)
Presentation / Conference Contribution
Al-Adhami, M., Al-Dubai, A. Y., & Romdhani, I. (2012). Experimental investigation of link layer adaptation in IEEE 802.11n WLANs. In 11th IEEE International Wireless Telecommunications Symposium (1-7). https://doi.org/10.1109/wts.2012.6266144

Due to its low cost wireless communication methodology and improvements in both its physical (PHY) and MAC (Link) layers, the IEEE 802.11n wireless LAN (WLAN) technology has been adopted widely. However, fairness of current 802.11n rate adaptation (R... Read More about Experimental investigation of link layer adaptation in IEEE 802.11n WLANs.

Student project performance management system for effective final year and dissertation projects supervision. (2011)
Presentation / Conference Contribution
Romdhani, I., Tawse, M., & Habibullah, S. (2011, November). Student project performance management system for effective final year and dissertation projects supervision. Paper presented at London International Conference on Education LICE-2011

This paper presents the features of a new integrated and collaborative online supervision system for final year and dissertation projects. The system is currently under development and it aims to ease the supervision process, federate the tasks of al... Read More about Student project performance management system for effective final year and dissertation projects supervision..