Is the Zero-Wait Policy Always Optimum for Information Freshness (Peak Age) or Throughput? (2019)
Journal Article
Barakat, B., Keates, S., Wassell, I., & Arshad, K. (2019). Is the Zero-Wait Policy Always Optimum for Information Freshness (Peak Age) or Throughput?. IEEE Communications Letters, 23(6), 987-990. https://doi.org/10.1109/LCOMM.2019.2907935

The Zero-Wait (ZW) policy is widely held to achieve maximum information 'freshness', i.e., to achieve minimum Peak Age (PA) and maximum throughput, for real-time Internet-of-Things applications. In this paper, it was shown through a series of experim... Read More about Is the Zero-Wait Policy Always Optimum for Information Freshness (Peak Age) or Throughput?.

An Approach to Evolving Legacy Enterprise System to Microservice-Based Architecture through Feature-Driven Evolution Rules (2018)
Journal Article
Habibullah, S., Liu, X., & Tan, Z. (2018). An Approach to Evolving Legacy Enterprise System to Microservice-Based Architecture through Feature-Driven Evolution Rules. International Journal of Computer Theory and Engineering, 10(5), 164-169. https://doi.org/10.7763/ijcte.2018.v10.1219

Evolving legacy enterprise systems into a lean system architecture has been on the agendas of many enterprises. Recent advance in legacy system evaluation is in favour of microservice technologies, which not only significantly reduce the complexity i... Read More about An Approach to Evolving Legacy Enterprise System to Microservice-Based Architecture through Feature-Driven Evolution Rules.

A new rich vehicle routing problem model and benchmark resource (2018)
Conference Proceeding
Sim, K., Hart, E., Urquhart, N. B., & Pigden, T. (2018). A new rich vehicle routing problem model and benchmark resource. In Advances in Evolutionary and Deterministic Methods for Design, Optimization and Control in Engineering and Sciences. https://doi.org/10.1007/978-3-319-89988-6_30

We describe a new rich VRP model that captures many real-world constraints, following a recently proposed taxonomy that addresses both scenario and problem physical characteristics. The model is used to generate 4800 new instances of rich VRPs which... Read More about A new rich vehicle routing problem model and benchmark resource.

User Experience in Cross-channel Ecosystems (2017)
Conference Proceeding
Benyon, D., & Resmini, A. (2017). User Experience in Cross-channel Ecosystems. In Proceedings of the British HCI Conference 2017. https://doi.org/10.14236/ewic/HCI2017.38

Recent developments in information and communication technologies have left interaction design and human-computer interaction (HCI) with something of a conceptual gap. The distinction between physical and digital spaces is increasingly blurred. Cloud... Read More about User Experience in Cross-channel Ecosystems.

Sticky policies approach within cloud computing (2017)
Journal Article
Spyra, G., Buchanan, W. J., & Ekonomou, E. (2017). Sticky policies approach within cloud computing. Computers and Security, 70, 366-375. https://doi.org/10.1016/j.cose.2017.07.005

This paper discusses a secure document sharing approach, which addresses confidentiality, integrity and authenticity concerns related to cloud-based data sharing. This research is focused on a secure construct that would integrate with other cloud re... Read More about Sticky policies approach within cloud computing.

Permaculture as a foundation for sustainable interaction design and UX (2017)
Conference Proceeding
Egan, C., Benyon, D., & Thompson, R. (2017). Permaculture as a foundation for sustainable interaction design and UX. In Proceedings of British HCI 2017. https://doi.org/10.14236/ewic/HCI2017.93

The main objective of this work is to gain an understanding of the relationships between UX and permaculture. This will deliver insights as to how digital media development can support the need for people to live and work in more ecologically conscio... Read More about Permaculture as a foundation for sustainable interaction design and UX.

The REAL Corpus: a crowd-sourced corpus of human generated and evaluated spatial references to real-world urban scenes (2016)
Conference Proceeding
Bartie, P., Mackaness, W., Gkatzia, D., & Rieser, V. (2016). The REAL Corpus: a crowd-sourced corpus of human generated and evaluated spatial references to real-world urban scenes. In 10th International Conference on Language Resources and Evaluation (LREC)

We present a newly crowd-sourced data set of natural language references to objects anchored in complex urban scenes (In short: The REAL Corpus – Referring Expressions Anchored Language). The REAL corpus contains a collection of images of real-world... Read More about The REAL Corpus: a crowd-sourced corpus of human generated and evaluated spatial references to real-world urban scenes.

Hybridisation of Evolutionary Algorithms through hyper-heuristics for global continuous optimisation (2016)
Conference Proceeding
Segredo, E., Lalla-Ruiz, E., Hart, E., Paechter, B., & Voß, S. (2016). Hybridisation of Evolutionary Algorithms through hyper-heuristics for global continuous optimisation. In P. Festa, M. Sellmann, & J. Vanschoren (Eds.), Learning and Intelligent Optimization: 10th International Conference, LION 10, Ischia, Italy, May 29 -- June 1, 2016 (296-305). https://doi.org/10.1007/978-3-319-50349-3_25

Choosing the correct algorithm to solve a problem still remains an issue 40 years after the Algorithm Selection Problem was first posed. Here we propose a hyper-heuristic which can apply one of two meta-heuristics at the current stage of the search.... Read More about Hybridisation of Evolutionary Algorithms through hyper-heuristics for global continuous optimisation.

Understanding Environmental Influence in an Open-Ended Evolutionary Algorithm (2016)
Conference Proceeding
Steyven, A., Hart, E., & Paechter, B. (2016). Understanding Environmental Influence in an Open-Ended Evolutionary Algorithm. In Parallel Problem Solving from Nature – PPSN XIV; Lecture Notes in Computer Science (921-931). https://doi.org/10.1007/978-3-319-45823-6_86

It is well known that in open-ended evolution, the nature of the environment plays in key role in directing evolution. However, in Evolutionary Robotics, it is often unclear exactly how parameterisation of a given environment might influence the emer... Read More about Understanding Environmental Influence in an Open-Ended Evolutionary Algorithm.

Analysing the performance of migrating birds optimisation approaches for large scale continuous problems (2016)
Conference Proceeding
Lalla-Ruiz, E., Segredo, E., Voss, S., Hart, E., & Paechter, B. (2016). Analysing the performance of migrating birds optimisation approaches for large scale continuous problems. In Parallel Problem Solving from Nature – PPSN XIV (134-144). https://doi.org/10.1007/978-3-319-45823-6_13

We present novel algorithmic schemes for dealing with large scale continuous problems. They are based on the recently proposed population-based meta-heuristics Migrating Birds Optimisation (mbo) and Multi-leader Migrating Birds Optimisation (mmbo), t... Read More about Analysing the performance of migrating birds optimisation approaches for large scale continuous problems.

Cooja Simulator Manual (2016)
Report
Thomson, C., Romdhani, I., Al-Dubai, A., Qasem, M., Ghaleb, B., & Wadhaj, I. (2016). Cooja Simulator Manual. Edinburgh: Edinburgh Napier University

While Cooja has been proven to be an ideal tool for the simulation of RPL in WSNs, there are challenges involved in its use, particularly in regard to a lack of documentation. The Contiki website provides an image of Instant Contiki which can then be... Read More about Cooja Simulator Manual.

Building an Intrusion Detection System Using a Filter-Based Feature Selection Algorithm (2016)
Journal Article
Ambusaidi, M. A., He, X., Nanda, P., & Tan, Z. (2016). Building an Intrusion Detection System Using a Filter-Based Feature Selection Algorithm. IEEE Transactions on Computers, 65(10), 2986-2998. https://doi.org/10.1109/tc.2016.2519914

Redundant and irrelevant features in data have caused a long-term problem in network traffic classification. These features not only slow down the process of classification but also prevent a classifier from making accurate decisions, especially when... Read More about Building an Intrusion Detection System Using a Filter-Based Feature Selection Algorithm.

Ethical Issues in Digital Health. (2015)
Book Chapter
Lim Jumelle, A. K., & Ispas, I. (2015). Ethical Issues in Digital Health. In Requirements Engineering for Digital Health (75-93). Springer. https://doi.org/10.1007/978-3-319-09798-5_4

With advancement in technology and breakthrough in Internet connectivity, digital health technologies have penetrated all aspects of our lives. Hospital information systems (HIS), electronic health records (EHR), ePrescriptions, eReferrals, personal... Read More about Ethical Issues in Digital Health..

Requirements Engineering for Digital Health (2015)
Book
Fricker, S. A., Thuemmler, C., & Gavras, A. (2015). Requirements Engineering for Digital Health. Cham, Switzerland: Springer. https://doi.org/10.1007/978-3-319-09798-5

Healthcare and well-being have captured the attention of established software companies, start-ups, and investors. Software is starting to play a central role for addressing the problems of the aging society and the escalating cost of healthcare serv... Read More about Requirements Engineering for Digital Health.

DIY networking as a facilitator for interdisciplinary research on the hybrid city. (2015)
Conference Proceeding
Andriotis, P., Apostol, I., Gaved, M., Smyth, M., & Unteidig, A. (2015). DIY networking as a facilitator for interdisciplinary research on the hybrid city. In L. Theona, & D. Charitos (Eds.), Proceedings of Hybrid City 2015: Data to the People (65-72)

DIY networking is a technology with special characteristics compared to the public Internet, which holds a unique potential for empowering citizens to shape their hybrid urban space toward conviviality and collective awareness. It can also play the r... Read More about DIY networking as a facilitator for interdisciplinary research on the hybrid city..

Beats: Tapping Gestures for Smart Watches (2015)
Conference Proceeding
Oakley, I., Lee, D., Islam, M. R., & Esteves, A. (2015). Beats: Tapping Gestures for Smart Watches. In Proceedings of the 33rd Annual ACM Conference on Human Factors in Computing Systems (1237-1246). https://doi.org/10.1145/2702123.2702226

Interacting with smartwatches poses new challenges. Although capable of displaying complex content, their extremely small screens poorly match many of the touchscreen interaction techniques dominant on larger mobile devices. Addressing this problem,... Read More about Beats: Tapping Gestures for Smart Watches.

A Dynamic Power Tuning for the Constrained Application Protocol of Internet of Things (2015)
Conference Proceeding
Qasem, M., Al-Dubai, A., Romdhani, I., & Yassien, M. B. (2015). A Dynamic Power Tuning for the Constrained Application Protocol of Internet of Things. In I. C. Society, & I. C. Society (Eds.), 2015 IEEE International Conference on Computer and Information Technology; Ubiquitous Computing and Communications; Dependable, Autonomic and Secure Computing; Pervasive Intelligence and Computing (1118-1122). https://doi.org/10.1109/cit/iucc/dasc/picom.2015.167

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.

A Decentralized Batch-Based Group Key Management Protocol for Mobile Internet of Things (DBGK) (2015)
Conference Proceeding
Abdmeziem, M. R., Tandjaoui, D., & Romdhani, I. (2015). A Decentralized Batch-Based Group Key Management Protocol for Mobile Internet of Things (DBGK). In 2015 IEEE International Conference on Computer and Information Technology; Ubiquitous Computing and Communications; Dependable, Autonomic and Secure Computing; Pervasive Intelligence and Computing (CIT/IUCC/DASC/PICOM) (1109-1117). https://doi.org/10.1109/cit/iucc/dasc/picom.2015.166

It is anticipated that constrained devices in the Internet of Things (IoT) will often operate in groups to achieve collective monitoring or management tasks. For sensitive and mission-critical sensing tasks, securing multicast applications is therefo... Read More about A Decentralized Batch-Based Group Key Management Protocol for Mobile Internet of Things (DBGK).

Reliability of manual assessments in determining the types of vegetation on railway tracks (2015)
Conference Proceeding
Nyberg, R. G., Yella, S., Gupta, N. K., & Dougherty, M. (2015). Reliability of manual assessments in determining the types of vegetation on railway tracks. In J. Wang, W. Cellary, D. Wang, H. Wang, S. Chen, T. Li, & Y. Zhang (Eds.), Web Information Systems Engineering – WISE 2015 (391-399). https://doi.org/10.1007/978-3-319-26187-4_37

Current day vegetation assessments within railway maintenance are (to a large extent) carried out manually. This study has investigated the reliability of such manual assessments by taking three non-domain experts into account. Thirty-five track imag... Read More about Reliability of manual assessments in determining the types of vegetation on railway tracks.

Inter-rater reliability in determining the types of vegetation on railway trackbeds (2015)
Conference Proceeding
Nyberg, R. G., Yella, S., Gupta, N. K., & Dougherty, M. (2015). Inter-rater reliability in determining the types of vegetation on railway trackbeds. In J. Wang, W. Cellary, D. Wang, H. Wang, S. Chen, T. Li, & Y. Zhang (Eds.), Web Information Systems Engineering – WISE 2015 (379-390). https://doi.org/10.1007/978-3-319-26187-4_36

Vegetation growing on railway trackbeds and embankments can present several potential problems. Consequently, such vegetation is controlled through various maintenance procedures. In order to investigate the extent of maintenance needed, one of the f... Read More about Inter-rater reliability in determining the types of vegetation on railway trackbeds.