LMI properties and applications in systems, stability, and control theory

RJ Caverly, JR Forbes - arXiv preprint arXiv:1903.08599, 2019 - arxiv.org
Linear matrix inequalities (LMIs) commonly appear in systems, stability, and control
applications. Many analysis and synthesis problems in these areas can be solved as …

Scalable robust safety filter with unknown disturbance set

F Gruber, M Althoff - IEEE Transactions on Automatic Control, 2023 - ieeexplore.ieee.org
Equipping any controller with formal safety guarantees can be achieved by using safety
filters. These filters modify the desired control input in the least restrictive way to guarantee …

Controlled invariant sets: implicit closed-form representations and applications

T Anevlavis, Z Liu, N Ozay… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
We revisit the problem of computing (robust) controlled invariant sets for discrete-time linear
systems. Departing from previous approaches, we consider implicit, rather than explicit …

Synthesis of separable controlled invariant sets for modular local control design

P Nilsson, N Ozay - 2016 American Control Conference (ACC), 2016 - ieeexplore.ieee.org
Many correct-by-construction control synthesis methods suffer from the curse of
dimensionality. Motivated by this challenge, we seek to reduce a correct-by-construction …

Computation of safe disturbance sets using implicit RPI sets

SK Mulagaleti, A Bemporad… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Given a stable linear time-invariant (LTI) system subject to output constraints, we present a
method to compute a set of disturbances such that the reachable set of outputs matches as …

Full‐complexity polytopic robust control invariant sets for uncertain linear discrete‐time systems

C Liu, F Tahir, IM Jaimoukha - International Journal of Robust …, 2019 - Wiley Online Library
This paper presents an algorithm for the computation of full‐complexity polytopic robust
control invariant (RCI) sets, and the corresponding linear state‐feedback control law. The …

Computation of invariant sets for discrete‐time uncertain systems

E Khalife, D Abou Jaoude, M Farhood… - … Journal of Robust …, 2023 - Wiley Online Library
This article proposes novel methods for the computation of state and output bounding sets
for discrete‐time uncertain systems. The systems under consideration are formed from the …

Data-driven synthesis of robust invariant sets and controllers

SK Mulagaleti, A Bemporad… - IEEE Control Systems …, 2021 - ieeexplore.ieee.org
This letter presents a method to identify an uncertain linear time-invariant (LTI) prediction
model for tube-based Robust Model Predictive Control (RMPC). The uncertain model is …

Data-driven computation of robust control invariant sets with concurrent model selection

Y Chen, N Ozay - IEEE Transactions on Control Systems …, 2021 - ieeexplore.ieee.org
Set invariance in the presence of uncertainty and disturbance is of central importance for the
safety of control systems. This article proposes a data-driven method to compute an …

Computation of low-complexity control-invariant sets for systems with uncertain parameter dependence

A Gupta, H Köroğlu, P Falcone - Automatica, 2019 - Elsevier
This paper considers the problem of computing a low-complexity robust control-invariant (LC-
RCI) set for uncertain systems, along with a static linear state-feedback law. The LC-RCI set …