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Main Authors: Zhao, Tian, Molloy, Timothy L.
Format: Preprint
Published: 2024
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Online Access:https://arxiv.org/abs/2403.10841
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author Zhao, Tian
Molloy, Timothy L.
author_facet Zhao, Tian
Molloy, Timothy L.
contents We formulate the discrete-time inverse optimal control problem of inferring unknown parameters in the objective function of an optimal control problem from measurements of optimal states and controls as a nonlinear filtering problem. This formulation enables us to propose a novel extended Kalman filter (EKF) for solving inverse optimal control problems in a computationally efficient recursive online manner that requires only a single pass through the measurement data. Importantly, we show that the Jacobians required to implement our EKF can be computed efficiently by exploiting recent Pontryagin differentiable programming results, and that our consideration of an EKF enables the development of first-of-their-kind theoretical error guarantees for online inverse optimal control with noisy incomplete measurements. Our proposed EKF is shown to be significantly faster than an alternative unscented Kalman filter-based approach.
format Preprint
id arxiv_https___arxiv_org_abs_2403_10841
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Extended Kalman Filtering for Recursive Online Discrete-Time Inverse Optimal Control
Zhao, Tian
Molloy, Timothy L.
Systems and Control
We formulate the discrete-time inverse optimal control problem of inferring unknown parameters in the objective function of an optimal control problem from measurements of optimal states and controls as a nonlinear filtering problem. This formulation enables us to propose a novel extended Kalman filter (EKF) for solving inverse optimal control problems in a computationally efficient recursive online manner that requires only a single pass through the measurement data. Importantly, we show that the Jacobians required to implement our EKF can be computed efficiently by exploiting recent Pontryagin differentiable programming results, and that our consideration of an EKF enables the development of first-of-their-kind theoretical error guarantees for online inverse optimal control with noisy incomplete measurements. Our proposed EKF is shown to be significantly faster than an alternative unscented Kalman filter-based approach.
title Extended Kalman Filtering for Recursive Online Discrete-Time Inverse Optimal Control
topic Systems and Control
url https://arxiv.org/abs/2403.10841