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   Articles with "unmodeled dynamics" as a keyword



Adaptive architectures for control of uncertain dynamical systems with actuator and unmodeled dynamics

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recommendations! Published in 2019 at "International Journal of Robust and Nonlinear Control"

DOI: 10.1002/rnc.4624

Abstract: In adaptive control of uncertain dynamical systems, it is well known that the presence of actuator and/or unmodeled dynamics in feedback loops can yield to unstable closed‐loop system trajectories. Motivated by this standpoint, this paper… read more here.

Keywords: dynamical systems; uncertain dynamical; unmodeled dynamics; actuator unmodeled ... See more keywords

Multigradient recursive reinforcement learning NN control for affine nonlinear systems with unmodeled dynamics

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recommendations! Published in 2019 at "International Journal of Robust and Nonlinear Control"

DOI: 10.1002/rnc.4843

Abstract: In this paper, an adaptive reinforcement learning approach is developed for a class of discrete‐time affine nonlinear systems with unmodeled dynamics. The multigradient recursive (MGR) algorithm is employed to solve the local optimal problem, which… read more here.

Keywords: systems unmodeled; nonlinear systems; reinforcement learning; unmodeled dynamics ... See more keywords

State constraints‐based adaptive neural network control for switched nonlinear systems with unmodeled dynamics

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recommendations! Published in 2020 at "International Journal of Robust and Nonlinear Control"

DOI: 10.1002/rnc.5113

Abstract: This paper investigates the problem of state constraints‐based adaptive neural network tracking control for switched nonlinear systems with unmodeled dynamics. First, a switching‐dependent dynamic signal is designed to dominate unmodeled dynamics. Also, by introducing a… read more here.

Keywords: unmodeled dynamics; state; neural network; adaptive neural ... See more keywords

Command Filtered Event‐Triggered Adaptive Tracking Control for Fractional‐Order Nonstrict Feedback System With Unmodeled Dynamics and Input Saturation

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recommendations! Published in 2025 at "International Journal of Robust and Nonlinear Control"

DOI: 10.1002/rnc.7954

Abstract: This article investigates the adaptive tracking control problem for a class of nonlinear fractional‐order nonstrict feedback systems with unmodeled dynamics, subject to input saturation, and under full state constraints. The problem of complexity explosion caused… read more here.

Keywords: saturation; unmodeled dynamics; fractional order; control ... See more keywords
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A signal compensation based cascaded PI control for an industrial heat exchange system

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recommendations! Published in 2020 at "Control Engineering Practice"

DOI: 10.1016/j.conengprac.2020.104372

Abstract: Abstract Since the characteristics of the industrial heat exchange system (HES) are drastically affected by variations of the steam pressure, ambient temperature and water quality, it is difficult for the classical cascade PI control system… read more here.

Keywords: system; unmodeled dynamics; heat exchange; control ... See more keywords
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Adaptive fuzzy tracking control for underactuated surface vessels with unmodeled dynamics and input saturation.

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recommendations! Published in 2020 at "ISA transactions"

DOI: 10.1016/j.isatra.2020.04.010

Abstract: This paper investigates the tracking control of the underactuated surface vessel (USV) with the off-diagonal inertial matrix, and under the influence of unmodeled dynamics as well as the constraint of input saturation. With the fuzzy… read more here.

Keywords: input saturation; unmodeled dynamics; control; tracking control ... See more keywords

Decentralized adaptive tracking control for interconnected nonlinear systems with unmodeled dynamics and input delays

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recommendations! Published in 2024 at "International Journal of Control"

DOI: 10.1080/00207179.2024.2373802

Abstract: This paper focuses on the decentralised adaptive tracking control problem for nonstrict-feedback interconnected nonlinear systems with unmodeled dynamics and input delays. To identify the unstructured uncertainties, a novel broad learning system (BLS) approximation technique is… read more here.

Keywords: tracking control; unmodeled dynamics; nonlinear systems; control ... See more keywords

Adaptive predefined-time tracking control of nonlinear systems with unmodeled dynamics

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recommendations! Published in 2025 at "International Journal of Control"

DOI: 10.1080/00207179.2025.2479185

Abstract: Consider the problem of predefined-time adaptive tracking control in this paper for a class of strict-feedback nonlinear systems in the presence of unmodeled dynamics and dynamic disturbances. An improved predefined-time dynamic signal for the first… read more here.

Keywords: tracking control; unmodeled dynamics; time; nonlinear systems ... See more keywords

Adaptive Neural Tracking Control of Nonlinear Nonstrict-Feedback Systems With Unmodeled Dynamics

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recommendations! Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2926558

Abstract: In this paper, an adaptive neural control approach for a class of nonstrict-feedback nonlinear systems with unmodeled dynamic is presented. During the controller design process, the main difficulties arise from unknown functions and unmodeled dynamics,… read more here.

Keywords: systems unmodeled; unmodeled dynamics; control; nonstrict feedback ... See more keywords

Fast Practical Fixed-Time Prescribed Performance Control for Nonlinear Systems With Unmodeled Dynamics

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recommendations! Published in 2025 at "IEEE Transactions on Cybernetics"

DOI: 10.1109/tcyb.2025.3603637

Abstract: In this article, the tracking control problem for nonlinear systems is investigated. For the first time, a fixed-time dynamic signal is constructed to handle unmodeled dynamics. A novel error-based function is first designed and applied… read more here.

Keywords: unmodeled dynamics; time; nonlinear systems; control ... See more keywords

Robust Fuzzy Adaptive Finite-Time Control for High-Order Nonlinear Systems With Unmodeled Dynamics

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recommendations! Published in 2021 at "IEEE Transactions on Fuzzy Systems"

DOI: 10.1109/tfuzz.2020.2981917

Abstract: This article studies the problem of the robust fuzzy adaptive finite-time control design for a class of single-input single-output high-order nonlinear systems. The considered plants contain unknown nonlinear functions, unmodeled dynamics, and dynamical disturbances. In… read more here.

Keywords: finite time; unmodeled dynamics; robust fuzzy; control ... See more keywords