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Frequency-weighted optimal Hankel-norm approximation of stable transfer functions |
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| Authors: | Geoff A Latham Brian D O Anderson |
| Affiliation: | Department of Systems Engineering, Institute of Advanced Studies, Australian National University, GPO Box 4, Canberra, ACT 2601, Australia |
| Abstract: | This paper shows how to introduce arbitrary frequency weighting into the optimal Hankel-norm approximation problem for scalar, finite-dimensional, linear, time-invariant systems. The procedure has applications to the closed-form design of reduced-order controllers. |
| Keywords: | Order reduction System approximation Hankel-norm approximation Frequency-weighted approximation |
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