Auxiliary model multiinnovation stochastic gradient parameter estimation methods for nonlinear sandwich systems

L Xu, F Ding, E Yang - … Journal of Robust and Nonlinear Control, 2021 - Wiley Online Library
This article studies the identification problem of the nonlinear sandwich systems. For the
sandwich system, because there are inner variables which cannot be measured in the …

Identification of block-oriented nonlinear systems starting from linear approximations: A survey

M Schoukens, K Tiels - Automatica, 2017 - Elsevier
Block-oriented nonlinear models are popular in nonlinear system identification because of
their advantages of being simple to understand and easy to use. Many different identification …

[HTML][HTML] Deep subspace encoders for nonlinear system identification

GI Beintema, M Schoukens, R Tóth - Automatica, 2023 - Elsevier
Abstract Using Artificial Neural Networks (ANN) for nonlinear system identification has
proven to be a promising approach, but despite of all recent research efforts, many practical …

Nonlinear state-space identification using deep encoder networks

G Beintema, R Toth… - Learning for dynamics and …, 2021 - proceedings.mlr.press
Nonlinear state-space identification for dynamical systems is most often performed by
minimizing the simulation error to reduce the effect of model errors. This optimization …

[HTML][HTML] On evolutionary system identification with applications to nonlinear benchmarks

K Worden, RJ Barthorpe, EJ Cross, N Dervilis… - … Systems and Signal …, 2018 - Elsevier
This paper presents a record of the participation of the authors in a workshop on nonlinear
system identification held in 2016. It provides a summary of a keynote lecture by one of the …

dynoNet: A neural network architecture for learning dynamical systems

M Forgione, D Piga - … Journal of Adaptive Control and Signal …, 2021 - Wiley Online Library
This article introduces a network architecture, called dynoNet, utilizing linear dynamical
operators as elementary building blocks. Owing to the dynamical nature of these blocks …

Identification of fractional Hammerstein system with application to a heating process

K Hammar, T Djamah, M Bettayeb - Nonlinear dynamics, 2019 - Springer
In this paper, fractional Hammerstein system identification is considered, where the linear
block is of fractional order. The original discrete Hammerstein system is first converted to a …

Improved initialization of state-space artificial neural networks

M Schoukens - 2021 European Control Conference (ECC), 2021 - ieeexplore.ieee.org
The identification of black-box nonlinear statespace models requires a flexible
representation of the state and output equation. Artificial neural networks have proven to …

Optimal design of cascaded Wiener-Hammerstein system using a heuristically supervised discrete Kalman filter with application on benchmark problems

L Janjanam, SK Saha, R Kar, D Mandal - Expert Systems with Applications, 2022 - Elsevier
Block oriented models are recurrently employed to describe the dynamic characteristics of
nonlinear systems. This paper adopts an efficacious block-oriented model called cascaded …

Data filtering-based multi-innovation forgetting gradient algorithms for input nonlinear FIR-MA systems with piecewise-linear characteristics

Y Fan, X Liu - Journal of the Franklin Institute, 2021 - Elsevier
The piecewise-linear characteristics often appear in the nonlinear systems that operate in
different ways in different input regions. This paper studies the identification issue of a class …