Articles with "virtual control" as a keyword



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Global Output-Feedback Prescribed Performance Control of Nonlinear Systems With Unknown Virtual Control Coefficients

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Published in 2022 at "IEEE Transactions on Automatic Control"

DOI: 10.1109/tac.2021.3137103

Abstract: This article is concerned with the output-feedback tracking control problem for a class of nonlinear systems. The challenge lies in how to drive the tracking error to a prescribed region in a given time globally,… read more here.

Keywords: control; output feedback; virtual control; nonlinear systems ... See more keywords
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Adaptive Control and Application for Nonlinear Systems With Input Nonlinearities and Unknown Virtual Control Coefficients.

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Published in 2021 at "IEEE transactions on cybernetics"

DOI: 10.1109/tcyb.2021.3054373

Abstract: This article is devoted to an adaptive tracking control problem for nonlinear systems with input deadzone and saturation, whose virtual control coefficients include the known and unknown terms. A novel smooth function is first introduced… read more here.

Keywords: control; input nonlinearities; systems input; control coefficients ... See more keywords
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Adaptive Fuzzy Dynamic Surface Control of Nonlinear Constrained Systems With Unknown Virtual Control Coefficients

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Published in 2020 at "IEEE Transactions on Fuzzy Systems"

DOI: 10.1109/tfuzz.2019.2921277

Abstract: This paper studies the problem of adaptive fuzzy dynamic surface control (DSC) of nonstrict-feedback nonlinear systems subject to unknown virtual control coefficients, dead zone, and full state constraints. The Nussbaum gain technique is used to… read more here.

Keywords: control; adaptive fuzzy; fuzzy dynamic; control coefficients ... See more keywords
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Hurdles and signposts on the road to virtual control groups—A case study illustrating the influence of anesthesia protocols on electrolyte levels in rats

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Published in 2023 at "Frontiers in Pharmacology"

DOI: 10.3389/fphar.2023.1142534

Abstract: Introduction: Virtual Control Groups (VCGs) represent the concept of using historical control data from legacy animal studies to replace concurrent control group (CCG) animals. Based on the data curation and sharing activities of the Innovative… read more here.

Keywords: historical control; control groups; control; virtual control ... See more keywords