Prof. Keith Worden

Professor of Mechanical Engineering

Photo of Keith Worden

Department of Mechanical Engineering
The University of Sheffield
Mappin Street
Sheffield, S1 3JD

Telephone: +44 (0)114 222 7758
Fax: +44 (0)114 222 7890

email: K.Worden@sheffield.ac.uk


Research Interests

  • Fault Detection
    • Neural Networks
    • Pattern Recognition
    • Artificial Intelligence
    • Multivariate Statistics
  • Nonlinear Systems
    • Random Vibration
    • System Identification
  • Sensor Networks
    • Sensor Placement
    • Sensor Validation
    • Redundancy and Failure Safety
  • Ultrasound
    • Lamb Waves
    • Acoustic Emission
  • Uncertainty in Structural Dynamics
    • Quantification
    • Fusion
    • Propagation

Undergraduate Courses

  • MEC 113: Solids, Liquids and Gases
  • MEC 409: Signal Processing and Instrumentation
  • MEC 415: Condition Monitoring

Book: Nonlinearity in Structural Dynamics

Cover of book: Nonlinearity in Structural Dynamics

Synopsis

The book is essential reading for engineers and scientists in the fields of structural dynamics and nonlinearity. It will also be a useful supplementary reader for postgraduate and senior undergraduate students on engineering courses.

Click here for more information

Recent Publications

  • Detecting and identifying artificial acoustic emission signals in an industrial fatigue environment,
    Hensman, J., Pullin, R., Eaton, M., Worden, K., Holford, K. M., and Evans, S. L. (2009),
    Measurement Science and Technology, 20(4).
    Online (journal subscription required)
  • Higher-order spectra for identification of nonlinear modal coupling,
    Hickey, D., Worden, K., Platten, M. F., Wright, J. R., and Cooper, J. E. (2009),
    Mechanical Systems and Signal Processing, 23(4), pp. 1037-1061.
    Online (journal subscription required)
  • Nonlinear system identification of automotive dampers: A time and frequency-domain analysis,
    Worden, K., Hickey, D., Haroon, M., and Adams, D. E. (2009),
    Mechanical Systems and Signal Processing, 23(1), pp. 104-126.
    Online (journal subscription required)
  • An evidence-based approach to damage location on an aircraft structure,
    Worden, K., Manson, G., and DenÅ"ux, T. (2009),
    Mechanical Systems and Signal Processing, 23(6), pp. 1792-1804.
    Online (journal subscription required)
  • Damage localisation in a stiffened composite panel,
    Chetwynd, D., Mustapha, F., Worden, K., Rongong, J. A., Pierce, S. G., and Dulieu-barton, J. M. (2008),
    Strain, 44(4), pp. 298-307.
    Online (journal subscription required)
  • Damage detection in an aluminium plate using outlier analysis,
    Chetwynd, D., Rongong, J. A., Pierce, S. G., and Worden, K. (2008),
    Fatigue and Fracture of Engineering Materials and Structures, 31(8), pp. 629-643.
    Online (journal subscription required)
  • Evolution of constrained layer damping using a cellular automaton algorithm,
    Chia, C. M., Rongong, J. A., and Worden, K. (2008),
    Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 222(4), pp. 585-597.
    Online (journal subscription required)
    Online (open access)
  • Multivariate statistics process control for dimensionality reduction in structural assessment,
    Mujica, L. E., VehÃ, J., Ruiz, M., Verleysen, M., Staszewski, W., and Worden, K. (2008),
    Mechanical Systems and Signal Processing, 22(1), pp. 155-171.
    Online (journal subscription required)
  • Impact damage detection in aircraft composites using knowledge-based reasoning,
    Mujica, L. E., VehÃ, J., Staszewski, W., and Worden, K. (2008),
    Structural Health Monitoring, 7(3), pp. 215-230.
    Online (journal subscription required)
  • Uncertainty analysis of a neural network used for fatigue lifetime prediction,
    Pierce, S. G., Worden, K., and Bezazi, A. (2008),
    Mechanical Systems and Signal Processing, 22(6), pp. 1395-1411.
    Online (journal subscription required)
  • Kernel based modelling of friction dynamics,
    Wan, Y., Dodd, T. J., Wong, C. X., Harrison, R. F., and Worden, K. (2008),
    Mechanical Systems and Signal Processing, 22(1), pp. 66-80.
    Online (journal subscription required)
  • Genetic optimisation of a neural damage locator,
    Worden, K., Manson, G., Hilson, G., and Pierce, S. G. (2008),
    Journal of Sound and Vibration, 309(3-5), pp. 529-544.
    Online (journal subscription required)
  • Fatigue life prediction of sandwich composite materials under flexural tests using a Bayesian trained artificial neural network,
    Bezazi, A., Pierce, S. G., Worden, K., and Harkati, E. H. (2007),
    International Journal of Fatigue, 29(4), pp. 738-747.
    Online (journal subscription required)
  • Genetic algorithm with an improved fitness function for (N)ARX modelling,
    Chen, Q., Worden, K., Peng, P., and Leung, A. Y. T. (2007),
    Mechanical Systems and Signal Processing, 21(2), pp. 994-1007.
    Online (journal subscription required)
  • An introduction to structural health monitoring,
    Farrar, C. R. and Worden, K. (2007),
    Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 365(1851), pp. 303-315.
    Online (journal subscription required)
  • Impact detection in an aircraft composite panel-A neural-network approach,
    LeClerc, J. R., Worden, K., Staszewski, W. J., and Haywood, J. (2007),
    Journal of Sound and Vibration, 299(3), pp. 672-682.
    Online (journal subscription required)
  • Damage location in an isotropic plate using a vector of novelty indices,
    Mustapha, F., Manson, G., Worden, K., and Pierce, S. G. (2007),
    Mechanical Systems and Signal Processing, 21(4), pp. 1885-1906.
    Online (journal subscription required)
  • Damage detection using stress waves and multivariate statistics: An experimental case study of an aircraft component,
    Mustapha, F., Worden, K., Pierce, S. G., and Manson, G. (2007),
    Strain, 43(1), pp. 47-53.
    Online (journal subscription required)
  • Improving excitations for active sensing in structural health monitoring via evolutionary algorithms,
    Olson, C. C., Todd, M. D., Worden, K., and Farrar, C. (2007),
    Journal of Vibration and Acoustics, Transactions of the ASME, 129(6), pp. 784-802.
    Online (journal subscription required)
  • Evaluation of neural network performance and generalisation using thresholding functions,
    Pierce, S. G., Worden, K., and Manson, G. (2007),
    Neural Computing and Applications, 16(2), pp. 109-124.
    Online (journal subscription required)
  • Transformation of a sensor or actuator system into a unitary gain element,
    Vazquez Feijoo, J. A., Worden, K., Stanway, R., and Juarez RodrÃguez, N. (2007),
    Mechanical Systems and Signal Processing, 21(8), pp. 3088-3107.
    Online (journal subscription required)
  • Generalised NARX shunting neural network modelling of friction,
    Wong, C. X. and Worden, K. (2007),
    Mechanical Systems and Signal Processing, 21(1), pp. 553-572.
    Online (journal subscription required)
  • The fundamental axioms of structural health monitoring,
    Worden, K., Farrar, C. R., Manson, G., and Park, G. (2007),
    Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 463(2082), pp. 1639-1664.
    Online (journal subscription required)
  • The application of machine learning to structural health monitoring,
    Worden, K. and Manson, G. (2007),
    Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 365(1851), pp. 515-537.
    Online (journal subscription required)
  • Identification of pre-sliding and sliding friction dynamics: Grey box and black-box models,
    Worden, K., Wong, C. X., Parlitz, U., Hornstein, A., Engster, D., Tjahjowidodo, T., Al-Bender, F., Rizos, D. D., and Fassois, S. D. (2007),
    Mechanical Systems and Signal Processing, 21(1), pp. 514-534.
    Online (journal subscription required)
  • An application of interval-valued neural networks to a regression problem,
    Chetwynd, D., Worden, K., and Manson, G. (2006),
    Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 462(2074), pp. 3097-3114.
    Online (journal subscription required)
  • Analysis of time-invariant systems in the time and frequency domain by associated linear equations (ALEs),
    Feijoo, J. A. V., Worden, K., and Stanway, R. (2006),
    Mechanical Systems and Signal Processing, 20(4), pp. 896-919.
    Online (journal subscription required)
  • Past, present and future of nonlinear system identification in structural dynamics,
    Kerschen, G., Worden, K., Vakakis, A. F., and Golinval, J. C. (2006),
    Mechanical Systems and Signal Processing, 20(3), pp. 505-592.
    Online (journal subscription required)
  • Identification of response surface models using genetic programming,
    Lew, T. L., Spencer, A. B., Scarpa, F., Worden, K., Rutherford, A., and Hemez, F. (2006),
    Mechanical Systems and Signal Processing, 20(8), pp. 1819-1831.
    Online (journal subscription required)
  • Evaluation of neural network robust reliability using information-gap theory,
    Pierce, S. G., Ben-Haim, Y., Worden, K., and Manson, G. (2006),
    IEEE Transactions on Neural Networks, 17(6), pp. 1349-1361.
    Online (journal subscription required)
  • A novel information-gap technique to assess reliability of neural network-based damage detection,
    Pierce, S. G., Worden, K., and Manson, G. (2006),
    Journal of Sound and Vibration, 293(1-2), pp. 96-111.
    Online (journal subscription required)
  • Associated linear equations for volterra operators,
    Feijoo, J. A. V., Worden, K., and Stanway, R. (2005),
    Mechanical Systems and Signal Processing, 19(1), pp. 57-69.
    Online (journal subscription required)
  • An automatic impact monitor for a composite panel employing smart sensor technology,
    Haywood, J., Coverley, P. T., Staszewski, W. J., and Worden, K. (2005),
    Smart Materials and Structures, 14(1), pp. 265-271.
    Online (journal subscription required)
  • Sensor validation using principal component analysis,
    Kerschen, G., De Boe, P., Golinval, J. C., and Worden, K. (2005),
    Smart Materials and Structures, 14(1), pp. 36-42.
    Online (journal subscription required)
  • Structural health monitoring of an annular component using a statistical approach,
    Mustapha, F., Manson, G., Pierce, S. G., and Worden, K. (2005),
    Strain, 41(3), pp. 117-127.
    Online (journal subscription required)
  • Structural damage classification using extreme value statistics,
    Sohn, H., Allen, D. W., Worden, K., and Farrar, C. R. (2005),
    Journal of Dynamic Systems, Measurement and Control, Transactions of the ASME, 127(1), pp. 125-132.
    Online (journal subscription required)
  • A Volterra series approximation to the coherence of the Duffing oscillator,
    Worden, K. and Manson, G. (2005),
    Journal of Sound and Vibration, 286(3), pp. 529-547.
    Online (journal subscription required)
  • Identification of pre-sliding friction dynamics,
    Parlitz, U., Hornstein, A., Engster, D., Al-Bender, F., Lampaert, V., Tjahjowidodo, T., Fassois, S. D., Rizos, D., Wong, C. X., Worden, K., and Manson, G. (2004),
    Chaos, 14(2), pp. 420-430.
    Online (journal subscription required)
  • System identification using associated linear equations,
    Vazquez Feijoo, J. A., Worden, K., and Stanway, R. (2004),
    Mechanical Systems and Signal Processing, 18(3), pp. 431-455.
    Online (journal subscription required)
  • An Overview of Intelligent Fault Detection in Systems and Structures,
    Worden, K. and Dulieu-Barton, J. M. (2004),
    Structural Health Monitoring, 3(1), pp. 85-98.
    Online (journal subscription required)