no code implementations • 7 Sep 2023 • Dominik Baumann, Krzysztof Kowalczyk, Koen Tiels, Paweł Wachel
Unfortunately, Gaussian process inference scales cubically with the number of data points, limiting applicability to high-dimensional and embedded systems.
no code implementations • 23 Aug 2023 • Abhishek Chandra, Taniya Kapoor, Bram Daniels, Mitrofan Curti, Koen Tiels, Daniel M. Tartakovsky, Elena A. Lomonova
Hysteresis is a ubiquitous phenomenon in science and engineering; its modeling and identification are crucial for understanding and optimizing the behavior of various systems.
no code implementations • 6 Apr 2023 • Rodrigo A. González, Koen Tiels, Tom Oomen
Control applications are increasingly sampled non-equidistantly in time, including in motion control, networked control, resource-aware control, and event-triggered control.
no code implementations • 10 Mar 2023 • Rodrigo A. González, Koen Tiels, Tom Oomen
Sampling in control applications is increasingly done non-equidistantly in time.
1 code implementation • 10 Feb 2023 • Abhishek Chandra, Bram Daniels, Mitrofan Curti, Koen Tiels, Elena A. Lomonova, Daniel M. Tartakovsky
This article presents an approach for modelling hysteresis in piezoelectric materials, that leverages recent advancements in machine learning, particularly in sparse-regression techniques.
no code implementations • 23 May 2022 • Jan Decuyper, Koen Tiels, Siep Weiland, Mark C. Runacres, Johan Schoukens
Multivariate functions emerge naturally in a wide variety of data-driven models.
no code implementations • 18 May 2021 • Jan Decuyper, Koen Tiels, Johan Schoukens
This is a demonstration of the PNLSS Toolbox 1. 0.
no code implementations • 18 May 2021 • Jan Decuyper, Koen Tiels, Siep Weiland, Johan Schoukens
Usually a generic basis function expansion is used, e. g. a polynomial basis, and the parameters of the function are tuned given the data.
1 code implementation • 4 Sep 2019 • Carl Andersson, Antônio H. Ribeiro, Koen Tiels, Niklas Wahlström, Thomas B. Schön
Recent developments within deep learning are relevant for nonlinear system identification problems.
1 code implementation • 20 Jun 2019 • Antônio H. Ribeiro, Koen Tiels, Luis A. Aguirre, Thomas B. Schön
The exploding and vanishing gradient problem has been the major conceptual principle behind most architecture and training improvements in recurrent neural networks (RNNs) during the last decade.
1 code implementation • 2 May 2019 • Antônio H. Ribeiro, Koen Tiels, Jack Umenberger, Thomas B. Schön, Luis A. Aguirre
We shed new light on the \textit{smoothness} of optimization problems arising in prediction error parameter estimation of linear and nonlinear systems.