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   Articles with "nonstrict feedback" as a keyword



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Adaptive quantized tracking control for uncertain switched nonstrict‐feedback nonlinear systems with discrete and distributed time‐varying delays

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recommendations! Published in 2018 at "International Journal of Robust and Nonlinear Control"

DOI: 10.1002/rnc.3924

Abstract: Summary This paper is concerned with an adaptive tracking problem for a more general class of switched nonstrict-feedback nonlinear time-delay systems in the presence of quantized input. The system structure in a nonstrict-feedback form, the… read more here.

Keywords: varying delays; time varying; control; time ... See more keywords
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Observer-based adaptive fuzzy quantized tracking DSC design for MIMO nonstrict-feedback nonlinear systems

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recommendations! Published in 2017 at "Neural Computing and Applications"

DOI: 10.1007/s00521-017-2929-4

Abstract: This paper concerned with the problem of observer-based adaptive fuzzy quantized tracking dynamic surface control (DSC) is investigated for the uncertain multi-input and multi-output (MIMO) nonstrict-feedback nonlinear systems, which contain unknown nonlinear functions, input quantization,… read more here.

Keywords: quantized tracking; nonstrict feedback; feedback nonlinear; mimo nonstrict ... See more keywords
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Adaptive neural control for nonstrict-feedback time-delay systems with input and output constraints

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recommendations! Published in 2018 at "International Journal of Machine Learning and Cybernetics"

DOI: 10.1007/s13042-017-0662-z

Abstract: An adaptive tracking control is investigated for a class of nonstrict-feedback nonlinear systems with time delays subject to input saturation nonlinearity and output constraint. First, the Gaussian error function is used to express the continuous… read more here.

Keywords: control; time; nonstrict feedback; output ... See more keywords
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Indirect adaptive robust control of nonstrict feedback nonlinear systems by a fuzzy approximation strategy.

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recommendations! Published in 2020 at "ISA transactions"

DOI: 10.1016/j.isatra.2020.08.038

Abstract: To solve the control problem of nonstrict feedback nonlinear systems, a backstepping technique based controller design method is developed by integrating a robust control law with the excellent parameter identification algorithm of indirect adaptive framework.… read more here.

Keywords: system; robust control; control; nonstrict feedback ... See more keywords
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Constrained adaptive neural control for a class of nonstrict-feedback nonlinear systems with disturbances

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recommendations! Published in 2018 at "Neurocomputing"

DOI: 10.1016/j.neucom.2017.07.015

Abstract: Abstract This paper focuses on the tracking problem for a class of nonstrict-feedback nonlinear systems with mismatched unknown nonlinear functions and external disturbances. First, a disturbance observer is developed to estimate the disturbance generated by… read more here.

Keywords: control; nonstrict feedback; feedback nonlinear; constrained adaptive ... See more keywords
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Approximation-based adaptive tracking of a class of uncertain nonlinear time-delay systems in nonstrict-feedback form

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recommendations! Published in 2017 at "International Journal of Systems Science"

DOI: 10.1080/00207721.2016.1256450

Abstract: ABSTRACT This paper investigates a predefined performance control problem for adaptive tracking of uncertain nonlinear time-delay systems in nonstrict-feedback form. Nonstrict-feedback nonlinearities, time-varying delays and external disturbances are assumed to be unknown. Based on the… read more here.

Keywords: uncertain nonlinear; time; nonstrict feedback; adaptive tracking ... See more keywords
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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
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Adaptive Fuzzy Finite-Time Control for Nonstrict-Feedback Nonlinear Systems.

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recommendations! Published in 2021 at "IEEE transactions on cybernetics"

DOI: 10.1109/tcyb.2021.3063139

Abstract: This article presents an adaptive fuzzy finite-time control (AFFTC) method for nonstrict-feedback nonlinear systems (NFNSs) with unknown dynamics. With the aid of the backstepping technique, by establishing the smooth switch function (SSF), a novel C¹… read more here.

Keywords: finite time; time; nonstrict feedback; time control ... See more keywords

Finite-Time Fuzzy Adaptive PPC for Nonstrict-Feedback Nonlinear MIMO Systems.

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recommendations! Published in 2022 at "IEEE transactions on cybernetics"

DOI: 10.1109/tcyb.2022.3163739

Abstract: This article addresses the issue of the fuzzy adaptive prescribed performance control (PPC) design for nonstrict feedback multiple input multiple output (MIMO) nonlinear systems in finite time. Unknown nonlinear functions are handled via fuzzy-logic systems… read more here.

Keywords: finite time; fuzzy adaptive; nonstrict feedback; control ... See more keywords
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Adaptive Fuzzy Nonsingular Fixed-Time Control for Nonstrict-Feedback Constrained Nonlinear Multiagent Systems With Input Saturation

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

DOI: 10.1109/tfuzz.2020.3013960

Abstract: This article investigates the fault-tolerant fixed-time cooperative control problem for nonstrict-feedback nonlinear multiagent systems subject to error constraints and input saturation. Fuzzy logic systems are employed to deal with unknown nonlinear dynamics. By using adaptive… read more here.

Keywords: input saturation; time; nonstrict feedback; fixed time ... See more keywords
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Nonsingular Fixed-Time Control of Nonstrict Feedback MIMO Nonlinear System With Asymptotically Convergent Tracking Error

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recommendations! Published in 2023 at "IEEE Transactions on Fuzzy Systems"

DOI: 10.1109/tfuzz.2022.3214006

Abstract: In this article, the research on fixed-time tracking control problem of multiple-input multiple-output nonlinear systems with nonstrict feedback control structure is carried out. By means of the fuzzy logic systems, the unknown system nonlinear dynamics… read more here.

Keywords: system; nonsingular fixed; control; fixed time ... See more keywords