Brief paper: Identifiability of discrete-time nonlinear systems: The local state isomorphism approach

Authors:
Floriane Anstett;Gérard Bloch;Gilles Millérioux;Lilianne Denis-Vidal
Affiliations:
Centre de Recherche en Automatique de Nancy (CRAN), Nancy-University, CNRS, CRAN - ESSTIN, 2 Rue Jean Lamour 54519 Vandoeuvre Les Nancy Cedex, France;Centre de Recherche en Automatique de Nancy (CRAN), Nancy-University, CNRS, CRAN - ESSTIN, 2 Rue Jean Lamour 54519 Vandoeuvre Les Nancy Cedex, France;Centre de Recherche en Automatique de Nancy (CRAN), Nancy-University, CNRS, CRAN - ESSTIN, 2 Rue Jean Lamour 54519 Vandoeuvre Les Nancy Cedex, France;University of Sciences and Technology Lille, UFR Mathematics, 59655 Villeneuve d'Ascq, France
Venue:
Automatica (Journal of IFAC)
Year:
2008

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Abstract

A new theorem is provided to test the identifiability of discrete-time systems with polynomial nonlinearities. That extends to discrete-time systems the local state isomorphism approach for continuous-time systems. Two examples are provided to illustrate the approach.