Skip to main content

Research Repository

Advanced Search

All Outputs (653)

Elastic bending and transverse compression of a thin plate with density-dependent Young’s modulus (2024)
Journal Article
Erbaş, B., Kaplunov, J., & Rajagopal, K. R. (2024). Elastic bending and transverse compression of a thin plate with density-dependent Young’s modulus. International Journal of Non-Linear Mechanics, 160, Article 104651. https://doi.org/10.1016/j.ijnonlinmec.2024.104651

The equilibrium equation governing the plane strain static problem for a thin elastic layer is studied using asymptotic analysis for a material with generalized Young’s modulus weakly dependent on the mass density. Within the context of the adopted s... Read More about Elastic bending and transverse compression of a thin plate with density-dependent Young’s modulus.

Deep reinforcement learning for microstructural optimisation of silica aerogels (2024)
Journal Article
Pandit, P., Abdusalamov, R., Itskov, M., & Rege, A. (in press). Deep reinforcement learning for microstructural optimisation of silica aerogels. Scientific Reports, 14(1), 1511. https://doi.org/10.1038/s41598-024-51341-y

Silica aerogels are being extensively studied for aerospace and transportation applications due to their diverse multifunctional properties. While their microstructural features dictate their thermal, mechanical, and acoustic properties, their accura... Read More about Deep reinforcement learning for microstructural optimisation of silica aerogels.

Empirical Study of the Evolution of Python Questions on StackOverflow (2023)
Journal Article
Syam, G., Lal, S., Chen, T., & Sangeeta, S. (2023). Empirical Study of the Evolution of Python Questions on StackOverflow. e-Informatica Software Engineering Journal (EISEJ), 17(1), 230107. https://doi.org/10.37190/e-inf230107

Background: Python is a popular and easy-to-use programming language. It is constantly expanding, with new features and libraries being introduced daily for a broad range of applications. This dynamic expansion needs a robust support structure for de... Read More about Empirical Study of the Evolution of Python Questions on StackOverflow.

FireNet-v2: Improved Lightweight Fire Detection Model for Real-Time IoT Applications (2023)
Journal Article
Shees, A., Ansari, M. S., Varshney, A., Asghar, M. N., & Kanwal, N. (2023). FireNet-v2: Improved Lightweight Fire Detection Model for Real-Time IoT Applications. Procedia Computer Science, 218, 2233-2242. https://doi.org/10.1016/j.procs.2023.01.199

Fire hazards cause huge ecological, social and economical losses in day to day life. Due to the rapid increase in the prevalence of fire accidents, it has become vital to equip the assets with fire prevention systems. There have been numerous researc... Read More about FireNet-v2: Improved Lightweight Fire Detection Model for Real-Time IoT Applications.

A novel attention model across heterogeneous features for stuttering event detection (2023)
Journal Article
Al-Banna, A., Fang, H., & Edirisinghe, E. (2024). A novel attention model across heterogeneous features for stuttering event detection. Expert systems with applications, 244, Article 122967. https://doi.org/10.1016/j.eswa.2023.122967

Stuttering is a prevalent speech disorder affecting millions worldwide. To provide an automatic and objective stuttering assessment tool, Stuttering Event Detection (SED) is under extensive investigation for advanced speech research and applications.... Read More about A novel attention model across heterogeneous features for stuttering event detection.

Transnational In-Group Solidarity Networks in the Case of #Hellobrother (2023)
Journal Article
POOLE, E., RİCHARDSON, J. E., GİRAUD, E. H., & DE QUİNCEY, E. (in press). Transnational In-Group Solidarity Networks in the Case of #Hellobrother. Journal of Media and Religion Studies, 6(2), 14-22. https://doi.org/10.47951/mediad.1401093

This paper examines the dynamics of one hashtag, #hellobrother, shared on Twitter following the Christchurch terror attack on 15th March 2019. It was analysed as part of a larger study #Contesting Islamophobia: Representation and Appropriation in Med... Read More about Transnational In-Group Solidarity Networks in the Case of #Hellobrother.

The membership problem for subsemigroups of GL2(Z) is NP-complete (2023)
Journal Article
Bell, P. C., Hirvensalo, M., & Potapov, I. (2024). The membership problem for subsemigroups of GL2(Z) is NP-complete. Information and Computation, 296, Article 105132. https://doi.org/10.1016/j.ic.2023.105132

We show that the problem of determining if the identity matrix belongs to a finitely generated semigroup of 2x2 matrices from the General Linear Group GL(2,Z) is solvable in NP. We extend this to prove that the membership problem is decidable in NP f... Read More about The membership problem for subsemigroups of GL2(Z) is NP-complete.

Decision Questions for Probabilistic Automata on Small Alphabets (2023)
Journal Article
Bell, P. C., & Semukhin, P. (2023). Decision Questions for Probabilistic Automata on Small Alphabets. Logical Methods in Computer Science, 19(4), 1-36. https://doi.org/10.46298/lmcs-19%284%3A36%292023

We study the emptiness and lambda-reachability problems for unary and binary Probabilistic Finite Automata (PFA) and characterise the complexity of these problems in terms of the degree of ambiguity of the automaton and the size of its alphabet. Our... Read More about Decision Questions for Probabilistic Automata on Small Alphabets.

Smoclust: synthetic minority oversampling based on stream clustering for evolving data streams (2023)
Journal Article
Chiu, C. W., & Minku, L. L. (2024). Smoclust: synthetic minority oversampling based on stream clustering for evolving data streams. Machine Learning, 113(7), 4671-4721. https://doi.org/10.1007/s10994-023-06420-y

Many real-world data stream applications not only suffer from concept drift but also class imbalance. Yet, very few existing studies investigated this joint challenge. Data difficulty factors, which have been shown to be key challenges in class imbal... Read More about Smoclust: synthetic minority oversampling based on stream clustering for evolving data streams.

Investigation of combustion model via the local collocation technique based on moving Taylor polynomial (MTP) approximation/domain decomposition method with error analysis (2023)
Journal Article
Abbaszadeh, M., Khodadadian, A., Parvizi, M., & Dehghan, M. (2024). Investigation of combustion model via the local collocation technique based on moving Taylor polynomial (MTP) approximation/domain decomposition method with error analysis. Engineering Analysis with Boundary Elements, 159, 288-301. https://doi.org/10.1016/j.enganabound.2023.11.010

In this paper, we develop a new meshless numerical procedure for simulating the combustion model. To that end, we employ a local meshless collocation method according to the moving Taylor polynomial (MTP) approximation. The space derivative is approx... Read More about Investigation of combustion model via the local collocation technique based on moving Taylor polynomial (MTP) approximation/domain decomposition method with error analysis.

Extreme dynamics of wave groups on jet currents (2023)
Journal Article
Slunyaev, A. V., & Shrira, V. I. (2023). Extreme dynamics of wave groups on jet currents. Physics of Fluids, 35(12), Article 126606. https://doi.org/10.1063/5.0180658

Rogue waves are known to be much more common on jet currents. A possible explanation was put forward in Shrira and Slunyaev [“Nonlinear dynamics of trapped waves on jet currents and rogue waves,” Phys. Rev. E 89, 041002(R) (2014)] for the waves trapp... Read More about Extreme dynamics of wave groups on jet currents.

Threat Modeling for Communication Security of IoT-Enabled Digital Logistics (2023)
Journal Article
Junejo, A. K., Breza, M., & McCann, J. A. (in press). Threat Modeling for Communication Security of IoT-Enabled Digital Logistics. Sensors, 23(23), Article 9500. https://doi.org/10.3390/s23239500

The modernization of logistics through the use of Wireless Sensor Network (WSN) Internet of Things (IoT) devices promises great efficiencies. Sensor devices can provide real-time or near real-time condition monitoring and location tracking of assets... Read More about Threat Modeling for Communication Security of IoT-Enabled Digital Logistics.

New mountain ridge modes in a film/substrate bilayer (2023)
Journal Article
Fu, Y., Wang, Y., & Fu, Y. (in press). New mountain ridge modes in a film/substrate bilayer. Mathematics and Mechanics of Solids, 1-15. https://doi.org/10.1177/10812865231208414

This article is concerned with the buckling of a film-substrate bilayer in a state of plane strain when it is subjected to a uni-axial compression along its free surface. Previous numerical simulations have indicated that pre-stretching the substrate... Read More about New mountain ridge modes in a film/substrate bilayer.

Seismic metasurface on an orthorhombic elastic half-space (2023)
Journal Article
Prikazchikov, D., Sabirova, R., & Wootton, P. T. (in press). Seismic metasurface on an orthorhombic elastic half-space. Science Progress, 106(4), https://doi.org/10.1177/00368504231206320

The article is studying a seismic meta-surface in the case of an oscillatory system arranged on the surface of an orthorhombic elastic half-space. The approach is based on the asymptotic hyperbolic–elliptic formulation for the Rayleigh wave excited b... Read More about Seismic metasurface on an orthorhombic elastic half-space.

The thermo-viscous fingering instability of a cooling spreading liquid dome (2023)
Journal Article
Algwauish, G., & Naire, S. (2023). The thermo-viscous fingering instability of a cooling spreading liquid dome. Physics of Fluids, 35(11), Article 112109. https://doi.org/10.1063/5.0173902

We investigate a theoretical model of a molten viscous planar liquid dome spreading under gravity over an inclined substrate. The liquid in the dome cools as it spreads, losing its heat to the surrounding colder air and substrate. Coupled nonlinear... Read More about The thermo-viscous fingering instability of a cooling spreading liquid dome.

Machine learning models based on routinely sampled blood tests can predict the presence of malignancy amongst patients with suspected musculoskeletal malignancy (2023)
Journal Article
Bentick, K., Runevic, J., Akula, S., Kyriacou, T., Cool, P., & Andras, P. (2023). Machine learning models based on routinely sampled blood tests can predict the presence of malignancy amongst patients with suspected musculoskeletal malignancy. Methods, 220, 55-60. https://doi.org/10.1016/j.ymeth.2023.10.012

This study explores the possibility of using routinely taken blood tests in the diagnosis and triage of patients with suspected musculoskeletal malignancy. A retrospective study was performed on results of patients who had presented for assessment to... Read More about Machine learning models based on routinely sampled blood tests can predict the presence of malignancy amongst patients with suspected musculoskeletal malignancy.

Stochastic flutter analysis of a three-degree-of-freedom airfoil under vertical turbulence disturbance (2023)
Journal Article
Hao, Y., Guo, X., & Fu, Y. (2024). Stochastic flutter analysis of a three-degree-of-freedom airfoil under vertical turbulence disturbance. International Journal of Non-Linear Mechanics, 158, Article 104584. https://doi.org/10.1016/j.ijnonlinmec.2023.104584

This paper investigates the nonlinear stochastic dynamic response of a three-degree-of-freedom(3-DOF) airfoil with high substructural nonlinearity under vertical turbulent disturbances. Considering a two-dimensional flow field, the Dryden turbulence... Read More about Stochastic flutter analysis of a three-degree-of-freedom airfoil under vertical turbulence disturbance.

A hierarchy of asymptotic models for a fluid-loaded elastic layer (2023)
Journal Article
Kaplunov, J., Prikazchikova, L., & Shamsi, S. (in press). A hierarchy of asymptotic models for a fluid-loaded elastic layer. Mathematics and Mechanics of Solids, https://doi.org/10.1177/10812865231201573

A hierarchy of asymptotic models governing long-wave low-frequency in-plane motion of a fluid-loaded elastic layer is established. In contrast to a layer with traction-free faces, modelled by Neumann boundary conditions, a fluid-loaded one assumes mo... Read More about A hierarchy of asymptotic models for a fluid-loaded elastic layer.