On a continuous-time version of Willems' lemma

VG Lopez, MA Müller - 2022 IEEE 61st conference on decision …, 2022 - ieeexplore.ieee.org
In this paper, a method to represent every input-output trajectory of a continuous-time linear
system in terms of previously collected data is presented. This corresponds to a continuous …

Security time-varying formation control for multi-agent systems under denial-of-service attacks via unknown input observer

T Shi, F Zhu - IEEE Transactions on Network Science and …, 2023 - ieeexplore.ieee.org
The article investigates the security time-varying formation control problem when the
communication network of multi-agent systems (MASs) suffers from Denial-of-Service (DoS) …

Robust data-driven moving horizon estimation for linear discrete-time systems

TM Wolff, VG Lopez, MA Müller - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
In this paper, a robust data-driven moving horizon estimation (MHE) scheme for linear time-
invariant discrete-time systems is introduced. The scheme solely relies on offline collected …

Learning robust data-based LQG controllers from noisy data

W Liu, G Wang, J Sun, F Bullo… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This paper addresses the joint state estimation and control problems for unknown linear time-
invariant systems subject to both process and measurement noise. The aim is to redesign …

Secure state estimation under sparse sensor attacks via saturating adaptive technique

AY Lu, GH Yang - IEEE Transactions on Control of Network …, 2023 - ieeexplore.ieee.org
This article is concerned with the secure state estimation problem of cyber-physical systems
(CPSs) in the presence of sparse sensor attacks. Considering that such a problem is a …

Data-driven meets geometric control: Zero dynamics, subspace stabilization, and malicious attacks

F Celi, F Pasqualetti - IEEE Control Systems Letters, 2022 - ieeexplore.ieee.org
Studying structural properties of linear dynamical systems through invariant subspaces is
one of the key contributions of the geometric approach to system theory. In general, a model …

Unknown input estimation algorithms for a class of LPV/nonlinear systems with application to wastewater treatment process

A Chaouche, A Zemouche… - Proceedings of the …, 2022 - journals.sagepub.com
This paper addresses the problem of unknown input estimation for a class of nonlinear
systems with mixed nonlinear terms, namely Linear Parameter Varying (LPV) parts and …

A system parameterization for direct data-driven estimator synthesis

F Brändle, F Allgöwer - arXiv preprint arXiv:2410.10681, 2024 - arxiv.org
This paper introduces a novel parameterization to characterize unknown linear time-
invariant systems using noisy data. The presented parameterization describes exactly the …

Data-driven input reconstruction and experimental validation

J Shi, Y Lian, CN Jones - IEEE Control Systems Letters, 2022 - ieeexplore.ieee.org
This letter proposes a data-driven input reconstruction method from outputs (IRO) based on
the Willems' Fundamental Lemma. Given only output measurements, the unknown …

Efficient Recursive Data-enabled Predictive Control: an Application to Consistent Predictors

J Shi, CN Jones - arXiv preprint arXiv:2309.13755, 2023 - arxiv.org
In the field of model predictive control, the Data-enabled Predictive Controller (DeePC)
offers direct predictive control, bypassing traditional modeling. However, challenges emerge …