Skip to main content

Research Repository

Advanced Search

All Outputs (4295)

More on G-flux and general hodge cycles on the Fermat sextic (2024)
Journal Article
Braun, A. P., Fortin, H., Garcia, D. L., & Loyola, R. V. (in press). More on G-flux and general hodge cycles on the Fermat sextic. Journal of High Energy Physics, 2024(6), Article 46. https://doi.org/10.1007/jhep06%282024%29046

We study M-Theory solutions with G-flux on the Fermat sextic Calabi-Yau fourfold, focussing on the relationship between the number of stabilized complex structure moduli and the tadpole contribution of the flux. We use two alternative approaches to d... Read More about More on G-flux and general hodge cycles on the Fermat sextic.

Line defect half-indices of SU(N) Chern-Simons theories (2024)
Journal Article
Okazaki, T., & Smith, D. J. (2024). Line defect half-indices of SU(N) Chern-Simons theories. Journal of High Energy Physics, 2024, Article 6. https://doi.org/10.1007/jhep06%282024%29006

We study the Wilson line defect half-indices of 3d N = 2 supersymmetric SU(N) Chern-Simons theories of level k ≤ – N with Neumann boundary conditions for the gauge fields, together with 2d Fermi multiplets and fundamental 3d chiral multiplets to canc... Read More about Line defect half-indices of SU(N) Chern-Simons theories.

Rigidity for the perimeter inequality under Schwarz symmetrization (2024)
Journal Article
Domazakis, G. (2024). Rigidity for the perimeter inequality under Schwarz symmetrization. Proceedings of the Royal Society of Edinburgh Section A: Mathematics, 1-27. https://doi.org/10.1017/prm.2024.59

In this paper, we give necessary and sufficient conditions for the rigidity of the perimeter inequality under Schwarz symmetrization. The term rigidity refers to the situation in which the equality cases are only obtained by translations of the symme... Read More about Rigidity for the perimeter inequality under Schwarz symmetrization.

Emulation and History Matching using the hmer Package (2024)
Journal Article
Iskauskas, A., Vernon, I., Goldstein, M., Scarponi, D., McKinley, T. J., White, R. G., & McCreesh, N. (2024). Emulation and History Matching using the hmer Package. Journal of Statistical Software, 109(10), 1–48. https://doi.org/10.18637/jss.v109.i10

Modeling complex real-world situations such as infectious diseases, geological phenomena, and biological processes can present a dilemma: the computer model (referred to as a simulator) needs to be complex enough to capture the dynamics of the system... Read More about Emulation and History Matching using the hmer Package.

Data-Driven Infrastructure Planning for Offshore Wind Farms (2024)
Presentation / Conference Contribution
Saxena, I., Kazemtabrizi, B., Troffaes, M. C., & Crabtree J., C. (2024, May). Data-Driven Infrastructure Planning for Offshore Wind Farms. Presented at Torque 2024, Florence, Italy

Offshore wind farms are one of the major renewable energy resources that can help the UK to reach its net zero target. Under the 10 point plan of the green revolution, the UK is set to quadruple its wind energy production by increasing its offshore w... Read More about Data-Driven Infrastructure Planning for Offshore Wind Farms.

Feasibility and acceptability of autism adapted safety plans: an external pilot randomised controlled trial. (2024)
Journal Article
Rodgers, J., Cassidy, S., Pelton, M., Goodwin, J., Wagnild, J., Bhattarai, N., …Vale, L. (2024). Feasibility and acceptability of autism adapted safety plans: an external pilot randomised controlled trial. EClinicalMedicine, 73, Article 102662. https://doi.org/10.1016/j.eclinm.2024.102662

Autistic people are a high-risk group for self-harm and suicide. There are no evidence-based suicide prevention interventions developed specifically for autistic people. We undertook a pilot feasibility randomised controlled trial of autism adapted s... Read More about Feasibility and acceptability of autism adapted safety plans: an external pilot randomised controlled trial..

The Sun’s Non-Potential Corona over Solar Cycle 24 (2024)
Journal Article
Yeates, A. R. (2024). The Sun’s Non-Potential Corona over Solar Cycle 24. Solar Physics, 299(6), Article 83. https://doi.org/10.1007/s11207-024-02328-5

The global magnetic field in the solar corona is known to contain free magnetic energy and magnetic helicity above that of a current-free (potential) state. But the strength of this non-potentiality and its evolution over the solar cycle remain uncer... Read More about The Sun’s Non-Potential Corona over Solar Cycle 24.

Stochastic differential games with controlled regime-switching (2024)
Journal Article
Ma, C., & Zhao, H. (2024). Stochastic differential games with controlled regime-switching. Computational and Applied Mathematics, 43(4), Article 264. https://doi.org/10.1007/s40314-024-02782-8

In this article, we consider a two-player zero-sum stochastic differential game with regime-switching. Different from the results in existing literature on stochastic differential games with regime-switching, we consider a game between a Markov chain... Read More about Stochastic differential games with controlled regime-switching.

Bayesian inference for a spatio-temporal model of road traffic collision data (2024)
Journal Article
Hewett, N., Golightly, A., Fawcett, L., & Thorpe, N. (2024). Bayesian inference for a spatio-temporal model of road traffic collision data. Journal of Computational Science, 80, Article 102326. https://doi.org/10.1016/j.jocs.2024.102326

Improving road safety is hugely important with the number of deaths on the world’s roads remaining unacceptably high; an estimated 1.35 million people die each year (WHO, 2020). Current practice for treating collision hotspots is almost always reacti... Read More about Bayesian inference for a spatio-temporal model of road traffic collision data.

The AdS Veneziano amplitude at small curvature (2024)
Journal Article
Alday, L. F., Chester, S. M., Hansen, T., & Zhong, D. (2024). The AdS Veneziano amplitude at small curvature. Journal of High Energy Physics, 2024(5), Article 322. https://doi.org/10.1007/jhep05%282024%29322

We compute the AdS Veneziano amplitude for type IIB gluon scattering in AdS5 × S3 to all orders in α′ in a small curvature expansion. This is achieved by combining a dispersion relation in the dual 4dN = 2 SCFT with an ansatz for the amplitude as a w... Read More about The AdS Veneziano amplitude at small curvature.

Nonparametric Predictive Inference for Two Future Observations with Right-Censored Data (2024)
Journal Article
Coolen-Maturi, T., Mahnashi, A. M., & Coolen, F. P. A. (in press). Nonparametric Predictive Inference for Two Future Observations with Right-Censored Data. Mathematical Methods of Statistics,

In reliability and survival analyses, right-censored observations are common. This type of data occurs when an event of interest is not fully observed during an experiment and there is no information provided about a random quantity, except that it e... Read More about Nonparametric Predictive Inference for Two Future Observations with Right-Censored Data.

Magnetic reconnection (2024)
Book Chapter
Pontin, D. I., Wyper, P. F., & Priest, E. R. (2024). Magnetic reconnection. In A. Kumar Srivastava, M. Goossens, & I. Arregui (Eds.), Magnetohydrodynamic Processes in Solar Plasmas (345-414). Elsevier. https://doi.org/10.1016/b978-0-32-395664-2.00014-1

Magnetic reconnection is a fundamental astrophysical process and plays a key role in the dynamics of the Sun's atmosphere. It facilitates the rapid conversion of energy stored in the magnetic field into kinetic and thermal energy. This drives phenome... Read More about Magnetic reconnection.

Understanding health service utilisation patterns for care home residents during the COVID-19 pandemic using routinely collected healthcare data (2024)
Journal Article
Garner, A., Preston, N., Caiado, C., Stubington, E., Hanratty, B., Limb, J., …Knight, J. (2024). Understanding health service utilisation patterns for care home residents during the COVID-19 pandemic using routinely collected healthcare data. BMC Geriatrics, 24(1), Article 449. https://doi.org/10.1186/s12877-024-05062-6

Background: Healthcare in care homes during the COVID-19 pandemic required a balance, providing treatment while minimising exposure risk. Policy for how residents should receive care changed rapidly throughout the pandemic. A lack of accessible data... Read More about Understanding health service utilisation patterns for care home residents during the COVID-19 pandemic using routinely collected healthcare data.

Transition to a weaker Sun: Changes in the solar atmosphere during the decay of the Modern Maximum (2024)
Journal Article
Mursula, K., Pevtsov, A. A., Asikainen, T., Tähtinen, I., & Yeates, A. R. (2024). Transition to a weaker Sun: Changes in the solar atmosphere during the decay of the Modern Maximum. Astronomy & Astrophysics, 685, Article A170. https://doi.org/10.1051/0004-6361/202449231

Context. The Sun experienced a period of unprecedented activity during the 20th century, now called the Modern Maximum (MM). The decay of the MM after its maximum in cycle 19 has changed the Sun, the heliosphere, and the planetary environments in man... Read More about Transition to a weaker Sun: Changes in the solar atmosphere during the decay of the Modern Maximum.

Stability and equivariant Gromov–Hausdorff convergence (2024)
Journal Article
Alattar, M. (2024). Stability and equivariant Gromov–Hausdorff convergence. Bulletin of the London Mathematical Society, https://doi.org/10.1112/blms.13073

We give applications of equivariant Gromov–Hausdorff convergence in various contexts. Namely, using equivariant Gromov–Hausdorff convergence, we prove a stability result in the setting of compact finite‐dimensional Alexandrov spaces. Moreover, we int... Read More about Stability and equivariant Gromov–Hausdorff convergence.

Percolation transition for random forests in d ⩾ 3 (2024)
Journal Article
Bauerschmidt, R., Crawford, N., & Helmuth, T. (2024). Percolation transition for random forests in d ⩾ 3. Inventiones Mathematicae, 237(2), 445-540. https://doi.org/10.1007/s00222-024-01263-3

The arboreal gas is the probability measure on (unrooted spanning) forests of a graph in which each forest is weighted by a factor β>0 per edge. It arises as the q→0 limit of the q-state random cluster model with p=βq. We prove that in dimensions d⩾3... Read More about Percolation transition for random forests in d ⩾ 3.

Nationally Automated Colonoscopy Performance Feedback Increases Polyp Detection: the NED APRIQOT Randomised Controlled Trial. (2024)
Journal Article
Catlow, J., Sharp, L., Wagnild, J., Lu, L., Bhardwaj-Gosling, R., Ogundimu, E., …Rutter, M. (2024). Nationally Automated Colonoscopy Performance Feedback Increases Polyp Detection: the NED APRIQOT Randomised Controlled Trial. Clinical Gastroenterology and Hepatology, https://doi.org/10.1016/j.cgh.2024.03.048

Post-colonoscopy colorectal cancer incidence and mortality rates are higher for endoscopists with low polyp detection rates. Using the UK's National Endoscopy Database (NED), which automatically captures real-time data, we assessed if providing feedb... Read More about Nationally Automated Colonoscopy Performance Feedback Increases Polyp Detection: the NED APRIQOT Randomised Controlled Trial..

The Matter of Captchas: An Analysis of a Brittle Security Feature on the Modern Web (2024)
Presentation / Conference Contribution
Ousat, B., Schafir, E., Tofighi, M., Hoang, D., Nguyen, C., Arshad, S., …Kharraz, A. (2024). The Matter of Captchas: An Analysis of a Brittle Security Feature on the Modern Web. In WWW '24: Proceedings of the ACM on Web Conference 2024 (1835-1846). https://doi.org/10.1145/3589334.3645619

The web ecosystem is a fast-paced environment. In this dynamic landscape, new security features are offered one after another to enhance the security and robustness of web applications and the operations they handle. This paper focuses on a fragile b... Read More about The Matter of Captchas: An Analysis of a Brittle Security Feature on the Modern Web.