Outputs (95)

Statistical Assessment of IP Multimedia Subsystem in a Softwarized Environment: a Queueing Networks Approach (2019)
Journal Article
Di Mauro, M., & Liotta, A. (2019). Statistical Assessment of IP Multimedia Subsystem in a Softwarized Environment: a Queueing Networks Approach. IEEE Transactions on Network and Service Management, 16(4), 1493-1506. https://doi.org/10.1109/tnsm.2019.29437

The Next Generation 5G Networks can greatly benefit from the synergy between virtualization paradigms, such as the Network Function Virtualization (NFV), and service provisioning platforms such as the IP Multimedia Subsystem (IMS). The NFV concept is... Read More about Statistical Assessment of IP Multimedia Subsystem in a Softwarized Environment: a Queueing Networks Approach.

An AI approach to Collecting and Analyzing Human Interactions with Urban Environments (2019)
Journal Article
Ferrara, E., Fragale, L., Fortino, G., Song, W., Perra, C., di Mauro, M., & Liotta, A. (2019). An AI approach to Collecting and Analyzing Human Interactions with Urban Environments. IEEE Access, 7, 141476-141486. https://doi.org/10.1109/access.2019.294384

Thanks to advances in Internet of Things and crowd-sensing, it is possible to collect vast amounts of urban data, to better understand how citizens interact with cities and, in turn, improve human well-being in urban environments. This is a scientifi... Read More about An AI approach to Collecting and Analyzing Human Interactions with Urban Environments.

Analyzing Objective and Subjective Data in Social Sciences: Implications for Smart Cities (2019)
Journal Article
Erhan, L., Ndubuaku, M., Ferrara, E., Richardson, M., Sheffield, D., Ferguson, F. J., Brindley, P., & Liotta, A. (2019). Analyzing Objective and Subjective Data in Social Sciences: Implications for Smart Cities. IEEE Access, 7, 19890-19906. https://doi.or

The ease of deployment of digital technologies and the Internet of Things gives us the opportunity to carry out large-scale social studies and to collect vast amounts of data from our cities. In this paper, we investigate a novel way of analyzing dat... Read More about Analyzing Objective and Subjective Data in Social Sciences: Implications for Smart Cities.

Interference graphs to monitor and control schedules in low-power WPAN (2018)
Journal Article
van der Lee, T., Liotta, A., & Exarchakos, G. (2019). Interference graphs to monitor and control schedules in low-power WPAN. Future Generation Computer Systems, 93, 111-120. https://doi.org/10.1016/j.future.2018.10.014

Highlights • This study presents the complete and slotted interference graph model. • The service uses the complete interference graph to evaluate the network. • Slotted interference graphs are used to reschedule problematic connections. • Rea... Read More about Interference graphs to monitor and control schedules in low-power WPAN.

An Edge-Based Architecture to Support Efficient Applications for Healthcare Industry 4.0 (2018)
Journal Article
Pace, P., Aloi, G., Gravina, R., Caliciuri, G., Fortino, G., & Liotta, A. (2019). An Edge-Based Architecture to Support Efficient Applications for Healthcare Industry 4.0. IEEE Transactions on Industrial Informatics, 15(1), 481-489. https://doi.org/10.110

Edge computing paradigm has attracted many interests in the last few years as a valid alternative to the standard cloud-based approaches to reduce the interaction timing and the huge amount of data coming from Internet of Things (IoT) devices toward... Read More about An Edge-Based Architecture to Support Efficient Applications for Healthcare Industry 4.0.

On-Line Building Energy Optimization Using Deep Reinforcement Learning (2018)
Journal Article
Mocanu, E., Mocanu, D. C., Nguyen, P. H., Liotta, A., Webber, M. E., Gibescu, M., & Slootweg, J. G. (2019). On-Line Building Energy Optimization Using Deep Reinforcement Learning. IEEE Transactions on Smart Grid, 10(4), 3698-3708. https://doi.org/10.1109/

Unprecedented high volumes of data are becoming available with the growth of the advanced metering infrastructure. These are expected to benefit planning and operation of the future power systems and to help customers transition from a passive to an... Read More about On-Line Building Energy Optimization Using Deep Reinforcement Learning.

Sensor Failure Detection, Identification, and Accommodation Using Fully Connected Cascade Neural Network (2014)
Journal Article
Hussain, S., Mokhtar, M., & Howe, J. M. (2015). Sensor Failure Detection, Identification, and Accommodation Using Fully Connected Cascade Neural Network. IEEE Transactions on Industrial Electronics, 62(3), 1683-1692. https://doi.org/10.1109/tie.2014.23616

Modern control systems rely heavily on their sensors for reliable operation. Failure of a sensor could destabilize the system, which could have serious consequences to the system's operations. Therefore, there is a need to detect and accommodate such... Read More about Sensor Failure Detection, Identification, and Accommodation Using Fully Connected Cascade Neural Network.

A Review of Predictive Quality of Experience Management in Video Streaming Services (2018)
Journal Article
Torres Vega, M., Perra, C., De Turck, F., & Liotta, A. (2018). A Review of Predictive Quality of Experience Management in Video Streaming Services. IEEE Transactions on Broadcasting, 64(2), 432-445. https://doi.org/10.1109/tbc.2018.2822869

Satisfying the requirements of devices and users of online video streaming services is a challenging task. It requires not only managing the network quality of service but also to exert real-time control, addressing the user's quality of experience (... Read More about A Review of Predictive Quality of Experience Management in Video Streaming Services.

Resilience of Video Streaming Services to Network Impairments (2018)
Journal Article
Torres Vega, M., Perra, C., & Liotta, A. (2018). Resilience of Video Streaming Services to Network Impairments. IEEE Transactions on Broadcasting, 64(2), 220-234. https://doi.org/10.1109/tbc.2017.2781125

When dealing with networks, performance management through conventional quality of service (QoS)-based methods becomes difficult and is often ineffective. In fact, quality emerges as an end-to-end factor, for it is particularly sensitive to the end-u... Read More about Resilience of Video Streaming Services to Network Impairments.

Robust chattering-free (higher order) sliding mode control for a vector-controlled induction machine (2005)
Presentation / Conference Contribution
Goh, K., Dunnigan, M., & Williams, B. (2005). Robust chattering-free (higher order) sliding mode control for a vector-controlled induction machine. In 2004 5th Asian Control Conference (IEEE Cat. No.04EX904)

The chattering behaviour that is inherent in standard sliding mode control is often an obstacle for practical application if neglected. In this paper, special attention is given to a particular chattering-free control method: 2-sliding “super twistin... Read More about Robust chattering-free (higher order) sliding mode control for a vector-controlled induction machine.

An Application of Higher Order Sliding Modes to the Control of a Diesel Generator Set (GENSET) (2002)
Presentation / Conference Contribution
Spurgeon, S., Goh, K., & Jones, B. (2002, July). An Application of Higher Order Sliding Modes to the Control of a Diesel Generator Set (GENSET). Presented at 7th International Workshop on Variable Structure Systems

Diesel engines have become a common source of power, both for vehicles and for static equipment because they are fuel efficient, robust and reliable. It is important that diesel engines are robustly controlled in order to maintain efficiency, minimi... Read More about An Application of Higher Order Sliding Modes to the Control of a Diesel Generator Set (GENSET).

Aspects of diagnostic schemes for biomedical and engineering systems (2000)
Journal Article
Jones, N., Pont, M., Spurgeon, S., Goh, K., Parikh, C., Lim, C., & Twiddle, J. (2000). Aspects of diagnostic schemes for biomedical and engineering systems. IEE proceedings. Science, measurement and technology, 147(6), 357-362. https://doi.org/10.1049/ip-

The paper considers aspects of work carried out on projects in medical diagnostics and engineering fault detection and control, and shows the development of some ideas in signal processing and diagnostic techniques; in particular regarding models, es... Read More about Aspects of diagnostic schemes for biomedical and engineering systems.

Second Order Sliding Mode Control of a Diesel Engine (2003)
Journal Article
Khan, M. K., Goh, K., & Spurgeon, S. K. (2003). Second Order Sliding Mode Control of a Diesel Engine. Asian Journal of Control, 5(4), 614-619. https://doi.org/10.1111/j.1934-6093.2003.tb00177.x

A 2nd order sliding mode algorithm is applied to control the speed of a diesel power generator set. Tuning guidelines are given. The robustness of the controller is investigated and the performance of the 2nd order sliding mode controller is compared... Read More about Second Order Sliding Mode Control of a Diesel Engine.

The application of sliding mode control algorithms to a deisel generator set (2004)
Book Chapter
Goh, K., Spurgeon, S., & Jones, B. (2004). The application of sliding mode control algorithms to a deisel generator set. In Variable structure systems : from principles to implementation. Institution of Engineering and Technology (IET). https://doi.org/1

This chapter demonstrates the application of both standard, first order sliding mode control and higher order sliding mode control techniques to a specific diesel power generator. The specific first order methods considered are sliding mode integral... Read More about The application of sliding mode control algorithms to a deisel generator set.

Interactional Differences and Effects Between Collocated and Distributed Design (2017)
Presentation / Conference Contribution
Vasantha, G. A., Ramesh, H. P., Sugavanam, C. M., Chakrabarti, A., Corney, J., & Wodehouse, A. (2017, January). Interactional Differences and Effects Between Collocated and Distributed Design. Presented at International Conference on Research into Design

Interactions (i.e. modes of operations through which product development knowledge is generated and externalized in the design process) play a vital role in knowledge processes of product development. Intentional or unintentional changes in interacti... Read More about Interactional Differences and Effects Between Collocated and Distributed Design.

The analysis and presentation of patents to support engineering design (2017)
Presentation / Conference Contribution
Vasantha, G., Corney, J., Maclachlan, R., & Wodehouse, A. (2016, June). The analysis and presentation of patents to support engineering design. Presented at 7th International Conference on Design Computing and Cognition, Evanston (Chicago), United States

This paper explores the role of patents in engineering design, and how the extraction and presentation of patent data could be improved for designers. We propose the use of crowdsourcing as a means to post tasks online for a crowd of people to partic... Read More about The analysis and presentation of patents to support engineering design.

Industrial challenges in patent management for design innovation (2016)
Presentation / Conference Contribution
Vasantha, G., Wodehouse, A., Corney, J., MacLachlan, R., & Jagadeesan, A. (2016, June). Industrial challenges in patent management for design innovation. Presented at 23rd Innovation and Product Development Management Conference, Glasgow, UK

Innovation is critical to sustain in prevailing competitive business environments. Industries need effective innovation strategies in-practice to develop and deliver novel products and services swiftly. In order to implement innovation strategies eff... Read More about Industrial challenges in patent management for design innovation.

Sliding mode position control of a vector-controlled induction machine with nonlinear load dynamics (2004)
Presentation / Conference Contribution
Goh, K., Dunnigan, M., & Williams, B. (2004). Sliding mode position control of a vector-controlled induction machine with nonlinear load dynamics. In Second International Conference on Power Electronics, Machines and Drives (PEMD 2004). https://doi.org/1

In this paper, a solution to the position control problem for a vector controlled induction machine in the presence of nonlinear load friction, is proposed. A sliding mode (SMC) control system using the equivalent control concept and a switching term... Read More about Sliding mode position control of a vector-controlled induction machine with nonlinear load dynamics.

Experimental approach for measuring resolution of complementary metal oxide semiconductor imaging systems (1998)
Journal Article
Wei, H., Johnston, E., & Binnie, D. (1998). Experimental approach for measuring resolution of complementary metal oxide semiconductor imaging systems. Optical Engineering, 37(9), 2565. https://doi.org/10.1117/1.601778

This paper demonstrates a convenient experimental technique for measuring the resolution of a digital imaging system. The spatial frequency response of the system is obtained by deriving the modulation transfer function (MTF) from the measured contra... Read More about Experimental approach for measuring resolution of complementary metal oxide semiconductor imaging systems.

Challenges and opportunities in transforming laser system industry to deliver integrated product and service offers (2014)
Presentation / Conference Contribution
Vasantha, G., Roy, R., & Corney, J. (2014, October). Challenges and opportunities in transforming laser system industry to deliver integrated product and service offers. Presented at 15th IFIP WG 5.5 Working Conference on Virtual Enterprises, PRO-VE 2014,

Laser system industry is a complex network entity that includes laser component manufacturer, laser manufacturer, system integrator, laser job shop, laser process developer and end product manufacturer. Currently this market segment is predominately... Read More about Challenges and opportunities in transforming laser system industry to deliver integrated product and service offers.