All Outputs (267)

Scalable node-disjoint and edge-disjoint multiwavelength routing (2022)
Journal Article

Probabilistic message-passing algorithms are developed for routing transmissions in multiwavelength optical communication networks, under node- and edge-disjoint routing constraints and for various objective functions. Global routing optimization is... Read More about Scalable node-disjoint and edge-disjoint multiwavelength routing.

A comparative study of performance in three bachelor’s degrees of information system (IS) streams: Implications on delivery (2022)
Journal Article

This study describes the difference between student performances across three Information System streams (Business Information Systems, Computer Information Systems, and Information Management) in the University of Botswana. A quantitative approach w... Read More about A comparative study of performance in three bachelor’s degrees of information system (IS) streams: Implications on delivery.

Intrusion detection framework for the Internet of Things using a dense random neural network (2021)
Journal Article

The Internet of Things (IoT) devices, networks, and applications have become an integral part of modern societies. Despite their social, economic, and industrial benefits, these devices and networks are frequently targeted by cybercriminals. Hence, I... Read More about Intrusion detection framework for the Internet of Things using a dense random neural network.

Slender swarm flamingo optimization-based residual low-light image enhancement network (2021)
Journal Article

Image visibility issues from a low-light background affects the interpretability or perception of the images due to the lack of resolution is the major challenge. Accordingly, in this research, Slender Swarm Flamingo (SSF) optimization-based residual... Read More about Slender swarm flamingo optimization-based residual low-light image enhancement network.

Multicast DIS attack mitigation in RPL-based IoT-LLNs (2021)
Journal Article

The IPv6 Routing Protocol for Low-Power and Lossy Networks (RPL) was standardised by the IETF ROLL Working Group to address the routing issues in the Internet of Things (IoT) Low-Power and Lossy Networks (LLNs). RPL builds and maintains a Destination... Read More about Multicast DIS attack mitigation in RPL-based IoT-LLNs.

On the involution fixity of simple groups (2021)
Journal Article

Let be a finite permutation group of degree and let be the involution fixity of, which is the maximum number of fixed points of an involution. In this paper, we study the involution fixity of almost simple primitive groups whose socle is an alternati... Read More about On the involution fixity of simple groups.

Fault-tolerant AI-driven intrusion detection system for the Internet of Things (2021)
Journal Article

Internet of Things (IoT) has emerged as a key component of all advanced critical infrastructures. However, with the challenging nature of IoT, new security breaches have been introduced, especially against the Routing Protocol for Low-power and Lossy... Read More about Fault-tolerant AI-driven intrusion detection system for the Internet of Things.

Adversarial reconstruction loss for domain generalization (2021)
Journal Article

The biggest fear when deploying machine learning models to the real world is their ability to handle the new data. This problem is significant especially in medicine, where models trained on rich high-quality data extracted from large hospitals do no... Read More about Adversarial reconstruction loss for domain generalization.

The case for model-driven interpretability of delay-based congestion control protocols (2021)
Journal Article

Analyzing and interpreting the exact behavior of new delay-based congestion control protocols with complex non-linear control loops is exceptionally difficult in highly variable networks such as cellular networks. This paper proposes a Model-Driven I... Read More about The case for model-driven interpretability of delay-based congestion control protocols.

Deep neural network-based application partitioning and scheduling for hospitals and medical enterprises using IoT assisted mobile fog cloud (2021)
Journal Article

These days, fog-cloud based healthcare application partitioning techniques have been growing progressively. However, existing static fog-cloud based application partitioning methods are static and cannot adopt dynamic changes in the dynamic environme... Read More about Deep neural network-based application partitioning and scheduling for hospitals and medical enterprises using IoT assisted mobile fog cloud.

Futility of being selfish in optimized traffic (2021)
Journal Article

Optimizing traffic flow is essential for easing congestion. However, even when globally optimal, coordinated, and individualized routes are provided, users may choose alternative routes which offer lower individual costs. By analyzing the impact of s... Read More about Futility of being selfish in optimized traffic.

Trust-aware and cooperative routing protocol for IoT security (2020)
Journal Article

The resource-constrained nature of IoT objects makes the Routing Protocol for Low-power and Lossy Networks (RPL) vulnerable to several attacks. Although RPL specification provides encryption protection to control messages, RPL is still vulnerable to... Read More about Trust-aware and cooperative routing protocol for IoT security.

Rethinking professional development for public engagement with research: A way to improve uptake and impact of training? (2020)
Journal Article

Training is often cited as key to embedding public engagement in universities. The literature and professional discussions on public engagement training tend to focus on the training intervention itself (for example, the content and delivery formats)... Read More about Rethinking professional development for public engagement with research: A way to improve uptake and impact of training?.

Decision support process for selection of an optimal enterprise architecture framework for e-government implementation (2019)
Journal Article

The paper discusses the findings of the case study of applying multiple-criteria decision-making (MCDM) method to select attributes of the Enterprise Architecture (EA) frameworks for an e-Government implementation in a developing country. The paper f... Read More about Decision support process for selection of an optimal enterprise architecture framework for e-government implementation.

A streaming dataflow engine for sparse matrix-vector multiplication using high-level synthesis (2019)
Journal Article

Using high-level synthesis techniques, this paper proposes an adaptable high-performance streaming dataflow engine for sparse matrix dense vector multiplication (SpMV) suitable for embedded FPGAs. As the SpMV is a memory-bound algorithm, this engine... Read More about A streaming dataflow engine for sparse matrix-vector multiplication using high-level synthesis.

Composing with Crystallography (2019)
Journal Article

In 2016, I started a collaborative project with Architects and Crystallographers from Cardiff University to explore creative opportunities within crystallographic data-sets and modelling algorithms. This composition research developed and extended th... Read More about Composing with Crystallography.

Development of machine learning models to predict student performance in computer literacy courses (2018)
Journal Article

This paper reports on a study carried out to build machine learning models for the purpose of predicting student performance in a second course of a two-course sequence, based on performance in various aspects of the first course’s exam. Detailed dat... Read More about Development of machine learning models to predict student performance in computer literacy courses.

Dynamic energy management of FPGA accelerators in embedded systems (2018)
Journal Article

In this article, we investigate how to utilise an Field-Programmable Gate Array (FPGA) in an embedded system to save energy. For this purpose, we study the energy efficiency of a hybrid FPGA-CPU device that can switch task execution between hardware... Read More about Dynamic energy management of FPGA accelerators in embedded systems.

Simultaneous multiprocessing in a software-defined heterogeneous FPGA (2018)
Journal Article

Heterogeneous chips that combine CPUs and FPGAs can distribute processing so that the algorithm tasks are mapped onto the most suitable processing element. New software-defined high-level design environments for these chips use general purpose langua... Read More about Simultaneous multiprocessing in a software-defined heterogeneous FPGA.

Secure and privacy-aware traffic information as a service in VANET-based clouds (2015)
Journal Article

The multitude of applications and services in Vehicular Ad hoc NETwork (VANET) and cloud computing technology that are dreamed of in the near future, are visible today. VANET applications are set to explode in the next couple of years as a result of... Read More about Secure and privacy-aware traffic information as a service in VANET-based clouds.