Model Reference Gaussian Process Regression: Data-Driven State Feedback Controller

This paper proposes a data-driven state feedback controller that enables reference tracking for nonlinear discrete-time systems. The controller is designed based on the identified inverse model of the system and a given reference model, assuming that the identification of the inverse model is carrie...

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Main Authors: Hyuntae Kim, Hamin Chang
Format: Article
Language:English
Published: IEEE 2023-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10328598/
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author Hyuntae Kim
Hamin Chang
author_facet Hyuntae Kim
Hamin Chang
author_sort Hyuntae Kim
collection DOAJ
description This paper proposes a data-driven state feedback controller that enables reference tracking for nonlinear discrete-time systems. The controller is designed based on the identified inverse model of the system and a given reference model, assuming that the identification of the inverse model is carried out using only the system’s state/input measurements. When its results are provided, we present conditions that guarantee a certain level of reference tracking performance, regardless of the identification method employed for the inverse model. Specifically, when Gaussian process regression (GPR) is used as the identification method, we propose sufficient conditions for the required data by applying some lemmas related to identification errors to the aforementioned conditions, ensuring that the Model Reference-GPR (MR-GPR) controller can guarantee a certain level of reference tracking performance. Finally, an example is provided to demonstrate the effectiveness of the MR-GPR controller.
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spelling doaj.art-b01a3650d7424867b23237ef9fb274472023-12-08T00:06:06ZengIEEEIEEE Access2169-35362023-01-011113437413438110.1109/ACCESS.2023.333642110328598Model Reference Gaussian Process Regression: Data-Driven State Feedback ControllerHyuntae Kim0https://orcid.org/0000-0002-7645-9016Hamin Chang1Department of Electrical and Computer Engineering, Automation and Systems Research Institute (ASRI), Seoul National University, Seoul, South KoreaDepartment of Electrical and Computer Engineering, Automation and Systems Research Institute (ASRI), Seoul National University, Seoul, South KoreaThis paper proposes a data-driven state feedback controller that enables reference tracking for nonlinear discrete-time systems. The controller is designed based on the identified inverse model of the system and a given reference model, assuming that the identification of the inverse model is carried out using only the system’s state/input measurements. When its results are provided, we present conditions that guarantee a certain level of reference tracking performance, regardless of the identification method employed for the inverse model. Specifically, when Gaussian process regression (GPR) is used as the identification method, we propose sufficient conditions for the required data by applying some lemmas related to identification errors to the aforementioned conditions, ensuring that the Model Reference-GPR (MR-GPR) controller can guarantee a certain level of reference tracking performance. Finally, an example is provided to demonstrate the effectiveness of the MR-GPR controller.https://ieeexplore.ieee.org/document/10328598/Data-driven controlnonlinear systemstability
spellingShingle Hyuntae Kim
Hamin Chang
Model Reference Gaussian Process Regression: Data-Driven State Feedback Controller
IEEE Access
Data-driven control
nonlinear system
stability
title Model Reference Gaussian Process Regression: Data-Driven State Feedback Controller
title_full Model Reference Gaussian Process Regression: Data-Driven State Feedback Controller
title_fullStr Model Reference Gaussian Process Regression: Data-Driven State Feedback Controller
title_full_unstemmed Model Reference Gaussian Process Regression: Data-Driven State Feedback Controller
title_short Model Reference Gaussian Process Regression: Data-Driven State Feedback Controller
title_sort model reference gaussian process regression data driven state feedback controller
topic Data-driven control
nonlinear system
stability
url https://ieeexplore.ieee.org/document/10328598/
work_keys_str_mv AT hyuntaekim modelreferencegaussianprocessregressiondatadrivenstatefeedbackcontroller
AT haminchang modelreferencegaussianprocessregressiondatadrivenstatefeedbackcontroller