Reinforcement learning-based adaptive optimal exponential tracking control of linear systems with unknown dynamics

C Chen, H Modares, K Xie, FL Lewis… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Reinforcement learning (RL) has been successfully employed as a powerful tool in
designing adaptive optimal controllers. Recently, off-policy learning has emerged to design …

Model-free LQR design by Q-function learning

M Farjadnasab, M Babazadeh - Automatica, 2022 - Elsevier
Reinforcement learning methods such as Q-learning have shown promising results in the
model-free design of linear quadratic regulator (LQR) controllers for linear time-invariant …

Output-feedback robust control of uncertain systems via online data-driven learning

J Na, J Zhao, G Gao, Z Li - IEEE Transactions on Neural …, 2020 - ieeexplore.ieee.org
Although robust control has been studied for decades, the output-feedback robust control
design is still challenging in the control field. This article proposes a new approach to …

Memory-efficient learning of stable linear dynamical systems for prediction and control

G Mamakoukas, O Xherija… - Advances in Neural …, 2020 - proceedings.neurips.cc
Abstract Learning a stable Linear Dynamical System (LDS) from data involves creating
models that both minimize reconstruction error and enforce stability of the learned …

Direct adaptive optimal control for uncertain continuous-time LTI systems without persistence of excitation

SK Jha, SB Roy, S Bhasin - … on Circuits and Systems II: Express …, 2018 - ieeexplore.ieee.org
This brief presents a novel direct adaptive optimal controller design for uncertain continuous-
time linear time-invariant systems. The optimal gain parameter, obtained from the Riccati …

Exponentially stable adaptive optimal control of uncertain LTI systems

A Glushchenko, K Lastochkin - International Journal of …, 2024 - Wiley Online Library
A novel method of an adaptive linear quadratic (LQ) regulation of uncertain continuous
linear time‐invariant systems is proposed. Such an approach is based on the direct self …

Memory-efficient filter-based approximate optimal regulation of unknown LTI systems using initial excitation

SK Jha, SB Roy, S Bhasin - 2018 IEEE Conference on Decision …, 2018 - ieeexplore.ieee.org
This paper proposes a memory-efficient approx-imate/adaptive optimal control (AOC) design
of completely unknown continuous-time (CT) linear time invariant (LTI) systems, without …

Adaptive linear quadratic regulator for continuous-time systems with uncertain dynamics

SK Jha, S Bhasin - IEEE/CAA Journal of Automatica Sinica, 2019 - ieeexplore.ieee.org
In this paper, adaptive linear quadratic regulator (LQR) is proposed for continuous-time
systems with uncertain dynamics. The dynamic state-feedback controller uses input-output …

Memory-efficient filter based novel policy iteration technique for adaptive LQR

SK Jha, SB Roy, S Bhasin - 2018 Annual American Control …, 2018 - ieeexplore.ieee.org
This paper proposes a novel memory-efficient double-filtered policy iteration (PI) algorithm
for adaptive optimal control of continuous-time (CT) linear time invariant (LTI) systems. The …

Policy iteration-based indirect adaptive optimal control for completely unknown continuous-time LTI systems

SK Jha, SB Roy, S Bhasin - 2017 IEEE Symposium Series on …, 2017 - ieeexplore.ieee.org
This paper proposes a novel indirect adaptive optimal controller (AOC) for completely
unknown continuous-time (CT) linear time invariant (LTI) systems using the policy iteration …