Modelling pedestrian movement on sidewalks (2007)
Journal Article
Raeside, R., & Al-Azzawi, M. (2007). Modelling pedestrian movement on sidewalks. Journal of Urban Planning and Development, 133, 211-219. https://doi.org/10.1061/%28ASCE%290733-9488%282007%29133%3A3%28211%29

Several models have been created over the years that are used in simulation packages to predict pedestrian speed and flow on sidewalks. However, the predictive power of these models has been weak. In this paper the results of a modeling exercise in t... Read More about Modelling pedestrian movement on sidewalks.

Evaluation of a new photodiode sensor for measuring global and diffuse irradiance, and sunshine duration. (2007)
Journal Article
Wood, J., Muneer, T., & Kubie, J. (2007). Evaluation of a new photodiode sensor for measuring global and diffuse irradiance, and sunshine duration. Journal of Solar Energy Engineering, 125, 1-6. https://doi.org/10.1115/1.1531149

A new integrated device (called the BF3) has been developed, which enables the simultaneous measurement of horizontal global and diffuse irradiance as well as sunshine presence at any time. The sensor needs no specific polar alignment or routine adju... Read More about Evaluation of a new photodiode sensor for measuring global and diffuse irradiance, and sunshine duration..

Integrating information about complex systems: role of metadata in the acceptability of results from models. (2007)
Journal Article
Westlake, A., & Wigan, M. (2007). Integrating information about complex systems: role of metadata in the acceptability of results from models. Transportation research record, 1972, 60-68. https://doi.org/10.3141/1972-10

Opus is a project funded by the European Union Statistical Agency (Eurostat). The project is developing a methodology for the coherent and consistent integration of information from multiple sources about complex systems (based on Bayesian statistica... Read More about Integrating information about complex systems: role of metadata in the acceptability of results from models..

Modelling how changes in the driving cycle affect fuel consumption and carbon dioxide emission rates: the first stage. (2006)
Presentation / Conference Contribution
Kirby, H. (2006, November). Modelling how changes in the driving cycle affect fuel consumption and carbon dioxide emission rates: the first stage

This paper describes a simplified procedure for estimating the fuel consumed and carbon dioxide emitted as a result of traffic demand management measures or other policy instruments. The usual methods may be based on second-by-second traffic simulati... Read More about Modelling how changes in the driving cycle affect fuel consumption and carbon dioxide emission rates: the first stage..

Eight-node Reissner–Mindlin plate element based on boundary interpolation using Timoshenko beam function (2006)
Journal Article
Zhang, H., & Kuang, J. S. (2007). Eight-node Reissner–Mindlin plate element based on boundary interpolation using Timoshenko beam function. International Journal for Numerical Methods in Engineering, 69(7), 1345-1373. https://doi.org/10.1002/nme.1809

A new eight-node Reissner-Mindlin plate element is developed with a special interpolation within the element. This special interpolation is an extension of the element boundary interpolation that employs Timoshenko beam function for the boundary segm... Read More about Eight-node Reissner–Mindlin plate element based on boundary interpolation using Timoshenko beam function.

Road Simulators: The iterative algorithm for drive file creation. (2006)
Presentation / Conference Contribution
Hay, N. C., & Roberts, D. E. (2006, April). Road Simulators: The iterative algorithm for drive file creation. Presented at SAE 2006 World Congress & Exhibition

Road simulators reproduce measured service environments in laboratory based test rigs and have contributed significantly to improving the structural integrity and quality of modern vehicles. These rigs are driven by data that are derived from a speci... Read More about Road Simulators: The iterative algorithm for drive file creation..

Stochastic social optimum traffic assignment (2005)
Journal Article
Maher, M., Stewart, K., & Rosa, A. (2005). Stochastic social optimum traffic assignment. Transportation Research Part B: Methodological, 39(8), 753-767. https://doi.org/10.1016/j.trb.2004.10.001

This paper formulates a Stochastic Social Optimum (SSO) that relates to the Stochastic User Equilibrium (SUE) in the same way as the Social Optimum (SO) relates to the User Equilibrium (UE) in a deterministic environment. At the SSO solution, the tot... Read More about Stochastic social optimum traffic assignment.

Wavelet analysis of the ECG: A review (2005)
Journal Article
Addison, P. (2005). Wavelet analysis of the ECG: A review. Physiological Measurement, 26(5), 155-199. https://doi.org/10.1088/0967-3334/26/5/R01

The wavelet transform has emerged over recent years as a powerful time–frequency analysis and signal coding tool favoured for the interrogation of complex nonstationary signals. Its application to biosignal processing has been at the forefront of the... Read More about Wavelet analysis of the ECG: A review.

Improved prediction of defibrillation success for out-of-hospital VF cardiac arrest using wavelet transform methods (2004)
Journal Article
Watson, J. N., Uchaipichata, N., Addison, P., Clegg, G. R., Robertson, C. E., Eftestol, T., & Steen, P. A. (2004). Improved prediction of defibrillation success for out-of-hospital VF cardiac arrest using wavelet transform methods. Resuscitation, 63(3), 269-275. https://doi.org/10.1016/j.resuscitation.2004.06.012

We report an improved method for the estimation of shock outcome prediction based on novel wavelet transform-based time-frequency methods. Wavelet-based peak frequency, energy, mean frequency, spectral flatness and a new entropy measure were studied... Read More about Improved prediction of defibrillation success for out-of-hospital VF cardiac arrest using wavelet transform methods.

Evaluating train protection systems (2004)
Journal Article
Riddington, G., Beck, M., & Cowie, J. (2004). Evaluating train protection systems. Journal of the Operational Research Society, 55(6), 606-613. https://doi.org/10.1057/palgrave.jors.2601724

This paper arose from the work carried out for the Cullen/Uff Joint Inquiry into Train Protection Systems. It is concerned with the problem of evaluating the benefits of safety enhancements in order to avoid rare, but catastrophic accidents, and the... Read More about Evaluating train protection systems.

On the uncontrollable damped triple inverted pendulum (2003)
Journal Article
Su, H., & Woodham, C. (2003). On the uncontrollable damped triple inverted pendulum. Journal of Computational and Applied Mathematics, 151(2), 425-443. https://doi.org/10.1016/S0377-0427%2802%2900663-5

In this paper, the controllability of the damped triple inverted pendulum is investigated. The work is concerned with the form of the cancelling pole and zero which appear in the transfer functions of an uncontrollable system, and follows on from ear... Read More about On the uncontrollable damped triple inverted pendulum.

A symbolic Investigation of pole-zero cancellation for a triple Inverted pendulum (2002)
Presentation / Conference Contribution
Woodham, C. A., Su, H., & Larcombe, P. (2000, June). A symbolic Investigation of pole-zero cancellation for a triple Inverted pendulum. Presented at ICSE 2000

The balancing of an inverted pendulum is a classic control problem of some thirty years or so standing, whichhas been revisited of late in the light of recent developments in symbolic computation [1,2]. The controllability of the damped double invert... Read More about A symbolic Investigation of pole-zero cancellation for a triple Inverted pendulum.

A note on the asymptotic behaviour of a prime factor decomposition of the general Catalan-Larcombe-French number. (2002)
Journal Article
Larcombe, P. J., French, D. R., & Woodham, C. A. (2002). A note on the asymptotic behaviour of a prime factor decomposition of the general Catalan-Larcombe-French number. Congressus numerantium, 156, 17-25

The Catalan-Larcombe-French sequence has been studied in several previous papers [P. J. Larcombe and D. R. French, Congr. Numerantium 143, 33-64 (2000; Zbl 0971.05001) and ibid. 148, 65-91 (2001; Zbl 0999.05003)]. The second of these papers derived a... Read More about A note on the asymptotic behaviour of a prime factor decomposition of the general Catalan-Larcombe-French number..

A numerical study of the behaviour of a gas-liquid interface subjected to periodic vertical motion. (2002)
Journal Article
Valha, J., Lewis, J. S., & Kubie, J. (2002). A numerical study of the behaviour of a gas-liquid interface subjected to periodic vertical motion. International Journal for Numerical Methods in Fluids, 40, 697-721. https://doi.org/10.1002/fld.370

A numerical study has been undertaken to examine the behaviour of a gas liquid interface in a vertical cylindrical vessel subjected to a sinusoidal vertical motion. The computational method used is based on the simplified marker-and-cell method and i... Read More about A numerical study of the behaviour of a gas-liquid interface subjected to periodic vertical motion..

A symbolic investigation of controller design for a single inverted pendulum system. (2002)
Presentation / Conference Contribution
Woodham, C. A., & Su, H. (2002, July). A symbolic investigation of controller design for a single inverted pendulum system. Paper presented at ICCAM 2002

The two dimensional inverted pendulum is unstable in that it may fall over at any time in either direction unless a suitable control force is applied. This paper designs a controller numerically and symbolically by using Ackermann's formula of the Po... Read More about A symbolic investigation of controller design for a single inverted pendulum system..

A computational investigation of pole-zero cancellation for a double inverted pendulum (2002)
Journal Article
Woodham, C. A., & Su, H. (2002). A computational investigation of pole-zero cancellation for a double inverted pendulum. Journal of Computational and Applied Mathematics, 140(1-2), 823-836. https://doi.org/10.1016/S0377-0427%2801%2900477-0

Modern symbolic computational systems which perform automated manipulation of algebraic variables offer insights into a variety of mathematical problems. This work uses the symbolic manipulation toolbox available in MATLAB to investigate pole-zero ca... Read More about A computational investigation of pole-zero cancellation for a double inverted pendulum.

Energy and structure of inertial range turbulence deduced from an evolution of fluid impulse. (2002)
Journal Article
Summers, D. M., & Summers, D. (2002). Energy and structure of inertial range turbulence deduced from an evolution of fluid impulse. Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics, 65(3), 0363141-0363149. https://doi.org/10.1103/PhysRevE.65.036314

We explore numerically a very simple idea that may provide a material explanation for inertial range turbulence. We base a Lagrangian model of viscous incompressible fluid flow on an evolving ensemble of vortex doublet sheets. Initially these are ran... Read More about Energy and structure of inertial range turbulence deduced from an evolution of fluid impulse..

A new method for correcting shadow band diffuse irradiance data. (2002)
Journal Article
Muneer, T., & Zhang, X. (2002). A new method for correcting shadow band diffuse irradiance data. Journal of Solar Energy Engineering, 124, 34-43. https://doi.org/10.1115/1.1435647

An instrument commonly used to measure diffuse irradiance is the polar-axis shadow band pyranometer. However, the shadow band that is used to prevent the beam energy from entering the pyranometer also obscures part of sky-diffuse irradiance. A correc... Read More about A new method for correcting shadow band diffuse irradiance data..

Impulse exchange at the surface of the ocean and the fractal dimension of drifter trajectories. (2002)
Journal Article
Summers, D. (2002). Impulse exchange at the surface of the ocean and the fractal dimension of drifter trajectories. Nonlinear Processes in Geophysics, 9, 11-23. https://doi.org/10.5194/npg-9-11-2002

An impulse-based model is developed to represent a coupling between turbulent flow in the atmosphere and turbulent flow in the ocean. In particular, it is argued that the atmosphere flowing horizontally over the ocean surface generates a velocity flu... Read More about Impulse exchange at the surface of the ocean and the fractal dimension of drifter trajectories..

Risk sensitivity applied to arch bridge assessments: an introduction. (2001)
Journal Article
Ng, K.-H., Fairfield, C. A., & Sibbald, A. (2001). Risk sensitivity applied to arch bridge assessments: an introduction. The structural engineer : journal of the Institution of Structural Engineers, 79, 31-37

There are approximately 75,000 masonry arch bridges in the UK, most of which were built between 1700 and 1900 and are now carrying traffic loads far beyond those envisaged by the original designers and builders. A question has to be asked as to wheth... Read More about Risk sensitivity applied to arch bridge assessments: an introduction..