John Steele

Control Group

Introduction

Research Interests

• Model approximation using the nu-gap metric
• Worst case time domain model identification and validation
• H-infinity loop-shaping analysis weight optimisation

Publications

• J. H. Steele, Approximation and Validation of Models with Uncertainty: A closed-loop perspective, Ph. D. thesis accepted on August 13, 2001. Abstract Full-text PDF

• J. H. Steele, G. Vinnicombe, "Closed-loop time-domain model validation in the nu-gap metric," Proceedings of the 40th Conference on Decision and Control, Orlando, Florida, USA, December 2001. Abstract

• N. Pinson, J. H. Steele, G. Vinnicombe, Application of nu-gap techniques to the HIRM+ flight clearance problem. Group for Aeronautical Research and Technology in Europe (GARTEUR) report FM(AG11)/TP-119-10. 5 October, 2000. Publication is restricted until October 2002.

• J. H. Steele, G. Vinnicombe, "A non-conservative approach to set membership identification for control." Proceedings of the 1999 European Control Conference, Karlsruhe, Germany, paper ID F0432, 31 August, 1999.

• J. A. Bain, W. C. Messner, J. H. Steele, T. A. Schward, W. J. O'Kane, and M. P. Connolly. "Limitations to track following imposed by position error signal SNR using a multi-tapped magnetoresistive servo head." IEEE Trans. Magnetics, vol. 34, pp. 741-745, 1999.

• J. H. Steele, W. C. Messner, J. A. Bain, T. A. Schward, W. J. O'Kane, and M. P. Connolly. "Multitapped magnetoresistive heads for magnetic tape tracking servo." IEEE Trans. Magnetics, vol. 34, no. 4, pp. 1904-6, July 1998.

• K. Eddy, J. H. Steele, and W. C. Messner. "Disk drive rotary actuators: Characterization, prediction, and compensation." IEEE Trans. Magnetics, vol. 33, no. 3, pp. 2424-2436, 1997.

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