1 code implementation • 17 May 2024 • Max D. Champneys, Gerben I. Beintema, Roland Tóth, Maarten Schoukens, Timothy J. Rogers
Nonlinear system identification remains an important open challenge across research and academia.
no code implementations • 5 Jan 2024 • Jonas Weigand, Gerben I. Beintema, Jonas Ulmen, Daniel Görges, Roland Tóth, Maarten Schoukens, Martin Ruskowski
However, in continuous-time state-space model estimation, it has been observed that improper normalization of either the hidden state or hidden state derivative of the model estimate, or even of the time interval can lead to numerical and optimization challenges with deep learning based methods.
1 code implementation • 13 Jul 2023 • Gerben I. Beintema, Maarten Schoukens, Roland Tóth
Available methods for identification of stochastic dynamical systems from input-output data generally impose restricting structural assumptions on either the noise structure in the data-generating system or the possible state probability distributions.
no code implementations • 4 Apr 2023 • Rishi Ramkannan, Gerben I. Beintema, Roland Tóth, Maarten Schoukens
The SUBNET neural network architecture has been developed to identify nonlinear state-space models from input-output data.
no code implementations • 30 Mar 2023 • Jan H. Hoekstra, Bence Cseppentő, Gerben I. Beintema, Maarten Schoukens, Zsolt Kollár, Roland Tóth
Artificial neural networks (ANN) have been shown to be flexible and effective function estimators for identification of nonlinear state-space models.
no code implementations • 26 Oct 2022 • Gerben I. Beintema, Maarten Schoukens, Roland Tóth
In this paper, we aim to overcome these issues by proposing a method which uses a truncated prediction loss and a subspace encoder for state estimation.
1 code implementation • 20 Apr 2022 • Gerben I. Beintema, Maarten Schoukens, Roland Tóth
Continuous-time (CT) modeling has proven to provide improved sample efficiency and interpretability in learning the dynamical behavior of physical systems compared to discrete-time (DT) models.
no code implementations • 8 Apr 2022 • Chris Verhoek, Gerben I. Beintema, Sofie Haesaert, Maarten Schoukens, Roland Tó th
The Linear Parameter-Varying (LPV) framework provides a modeling and control design toolchain to address nonlinear (NL) system behavior via linear surrogate models.