Risk-informed model-free safe control of linear parameter-varying systems

B Esmaeili, H Modares - IEEE/CAA Journal of Automatica …, 2024 - ieeexplore.ieee.org
This paper presents a risk-informed data-driven safe control design approach for a class of
stochastic uncertain nonlinear discrete-time systems. The nonlinear system is modeled …

Gaussian processes for advanced motion control

M Poot, J Portegies, N Mooren… - IEEJ Journal of …, 2022 - jstage.jst.go.jp
Machine learning techniques, including Gaussian processes (GPs), are expected to play a
significant role in meeting speed, accuracy, and functionality requirements in future data …

Deep-learning-based identification of LPV models for nonlinear systems

C Verhoek, GI Beintema, S Haesaert… - 2022 IEEE 61st …, 2022 - ieeexplore.ieee.org
The Linear Parameter-Varying (LPV) framework provides a modeling and control design
toolchain to address nonlinear (NL) system behavior via linear surrogate models. Despite …

Kernel-based identification of asymptotically stable continuous-time linear dynamical systems

M Scandella, M Mazzoleni, S Formentin… - International Journal of …, 2022 - Taylor & Francis
In many engineering applications, continuous-time models are preferred to discrete-time
ones, in that they provide good physical insight and can be derived also from non-uniformly …

[PDF][PDF] Towards efficient identification of linear parameter-varying state-space models

PB Cox - 2018 - research.tue.nl
Today, the need to increase efficiency and performance of dynamical systems leads to
innovative control solutions that rely on accurate representations of the underlying system …

Uncertainty analysis of motion accuracy on single-axis feed drive systems

L Quan, W Zhao - Advances in Mechanical Engineering, 2024 - journals.sagepub.com
The use of mechatronic integrated equipment, such as servo feed drive systems, has
become increasingly important in high-end manufacturing, aerospace, and semiconductor …

Nonparametric identification of batch process using two-dimensional kernel-based Gaussian process regression

M Chen, Z Xu, J Zhao, Y Zhu, Z Shao - Chemical Engineering Science, 2022 - Elsevier
In this work, a two-dimensional (2D) kernel-based Gaussian process regression (GPR)
method for the identification of batch process is proposed. Under the GPR framework, the …

Robust global identification of LPV errors-in-variables systems with incomplete observations

X Liu, G Han, X Yang - IEEE Transactions on Systems, Man …, 2021 - ieeexplore.ieee.org
This article develops a robust global strategy for identifying the linear parameter varying
(LPV) errors-in-variables (EIVs) systems subjected to randomly missing observations and …

Safe Reinforcement Learning via a Model-Free Safety Certifier

A Modares, N Sadati, B Esmaeili… - … on Neural Networks …, 2023 - ieeexplore.ieee.org
This article presents a data-driven safe reinforcement learning (RL) algorithm for discrete-
time nonlinear systems. A data-driven safety certifier is designed to intervene with the …

[HTML][HTML] Frequency response function identification of periodically scheduled linear parameter-varying systems

R de Rozario, T Oomen - Mechanical Systems and Signal Processing, 2021 - Elsevier
Abstract For Linear Time-Invariant (LTI) systems, Frequency Response Functions (FRFs)
facilitate dynamics analysis, controller design, and parametric modeling, while many …