Articles with "models nonlinear" as a keyword



Nonlinear Identification for Control by Using NARMAX Models

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Published in 2024 at "Mathematics"

DOI: 10.3390/math12142252

Abstract: The identification (and control) of nonlinear systems is one of the most important and actual research directions. Moreover, many systems are multivariable. Different from linear system identification (where only a few classes of models are… read more here.

Keywords: narmax models; nonlinear identification; models nonlinear; identification ... See more keywords

Models of nonlinear acoustics viewed as approximations of the Kuznetsov equation

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Published in 2020 at "Discrete and Continuous Dynamical Systems"

DOI: 10.3934/dcds.2020179

Abstract: We relate together different models of non linear acoustic in thermo-elastic media as the Kuznetsov equation, the Westervelt equation, the Khokhlov-Zabolotskaya-Kuznetsov (KZK) equation and the Nonlinear Progressive wave Equation (NPE) and estimate the time during… read more here.

Keywords: models nonlinear; kuznetsov equation; equation; nonlinear acoustics ... See more keywords