Parametric Identification of Static Nonlinearities in a General Interconnected System
Authors: | Hsu Kenneth, University of California at Berkeley, United States Novara Carlo, Politecnico di Torino, Italy Milanese Mario, Politecnico di Torino, Italy Poolla Kameshwar, University of California at Berkeley, United States |
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Topic: | 1.1 Modelling, Identification & Signal Processing |
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Session: | Nonlinear System Identification II |
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Keywords: | system identification, nonlinear systems, structured systems, convergence, parametric nonlinearities |
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Abstract
We are concerned with the identification of static nonlinear mapsin a structured interconnected system. Structuralinformation is often neglected in nonlinear systemidentification methods. In this paper, we exploit a priori structural information and use parametric identification methods.We focus on the case where the linear part of theinterconnection is known and only the static nonlinear components requireidentification. We propose an identification algorithm and investigateits convergence properties.