A note on stability in model reduction

Authors:
Amirhossein Yousefi;Boris Lohmann
Affiliations:
Institute of Automation and Control, Technical University of Munich, Garching, Germany;Institute of Automation and Control, Technical University of Munich, Garching, Germany
Venue:
International Journal of Systems Science
Year:
2009

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Abstract

This article considers the problem of instability in similarity transformation-based model reduction methods. Given a stable model G(s) of order n, a general framework is proposed that parameterises a large set of stable reduced models of order k