Articles with "adaptive fixed" as a keyword



Adaptive Fixed‐Time Tracking Control for Switched Nonlinear Systems Subject to Multiple Input Constraints

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

DOI: 10.1002/rnc.70129

Abstract: In this paper, the issue of the adaptive fixed‐time control (FTC) is considered for switched nonlinear systems (SNSs) subject to multiple input constraints. The control input is simultaneously affected by the dead‐zone, saturation, and hysteresis,… read more here.

Keywords: adaptive fixed; time; nonlinear systems; control ... See more keywords

Adaptive fixed point iterations for semilinear elliptic partial differential equations

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Published in 2019 at "Calcolo"

DOI: 10.1007/s10092-019-0321-8

Abstract: In this paper we study the behavior of finite dimensional fixed point iterations, induced by discretization of a continuous fixed point iteration defined within a Banach space setting. We show that the difference between the… read more here.

Keywords: fixed point; point iterations; adaptive fixed; point iteration ... See more keywords

Compliant variable admittance adaptive fixed-time sliding mode control for trajectory tracking of robotic manipulators

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Published in 2024 at "Robotica"

DOI: 10.1017/s0263574724000468

Abstract: Abstract This paper presents a compliant variable admittance adaptive fixed-time sliding mode control (SMC) algorithm for trajectory tracking of robotic manipulators. Specifically, a compliant variable admittance algorithm and an adaptive fixed-time SMC algorithm are combined… read more here.

Keywords: adaptive fixed; time; variable admittance; fixed time ... See more keywords

Adaptive fixed-time fuzzy containment control for uncertain nonlinear multiagent systems with unmeasurable states

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Published in 2024 at "Scientific Reports"

DOI: 10.1038/s41598-024-66385-3

Abstract: This paper addresses the adaptive fixed-time fuzzy containment control for uncertain nonlinear multiagent systems, where the states and nonlinear functions are not feasible for the controller design. To address the issue of unmeasurable states, a… read more here.

Keywords: adaptive fixed; time; control; time fuzzy ... See more keywords

Adaptive Fixed-Time Control for High-Order Nonlinear Systems With Unknown Control Coefficients and Quantized Input

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Published in 2024 at "IEEE Transactions on Automatic Control"

DOI: 10.1109/tac.2023.3329340

Abstract: This article considers the adaptive fixed-time control problem for high-order nonlinear systems in the presence of unknown control coefficients and quantized input. Unlike the previous results, the bounds of the control coefficients and the knowledge… read more here.

Keywords: adaptive fixed; control; fixed time; control coefficients ... See more keywords

Reinforcement Learning-Based Event-Triggered Adaptive Fixed-Time Optimal Formation Control of Multiple QAAVs

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Published in 2025 at "IEEE Transactions on Aerospace and Electronic Systems"

DOI: 10.1109/taes.2025.3569643

Abstract: This article focuses on addressing the distributed adaptive fixed-time optimized formation control issue of multiple quadrotor autonomous aerial vehicles (QAAVs) based on reinforcement learning (RL). To optimize the control performance, the RL-based backstepping strategy is… read more here.

Keywords: adaptive fixed; multiple qaavs; time; control ... See more keywords

Tuning Function-Based Light Computational Adaptive Fixed-Time Control for Overhead Cranes With Multiple Uncertainites

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Published in 2025 at "IEEE Transactions on Automation Science and Engineering"

DOI: 10.1109/tase.2025.3576775

Abstract: Overhead cranes are important transportation equipments in practice, however, their existing control methods have encountered many difficulties in applications due to the underactuation, input limitation and computation complexity. This paper proposes an adaptive fixed-time control… read more here.

Keywords: adaptive fixed; time; control; fixed time ... See more keywords

Adaptive Fixed-Time Control for Full State-Constrained Nonlinear Systems: Switched-Self-Triggered Case

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Published in 2024 at "IEEE Transactions on Circuits and Systems II: Express Briefs"

DOI: 10.1109/tcsii.2023.3309400

Abstract: In this brief, an one-to-one asymmetric NM based auxiliary system is put forward to deal with the state transformation problem for nonstrict full state-constrained systems under the adaptive fixed-time control. Then one proposed a novel… read more here.

Keywords: adaptive fixed; full state; time; fixed time ... See more keywords

Adaptive Fixed-Time Control for Permanent Magnet Synchronous Motors With Unknown Disturbances

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Published in 2026 at "IEEE Transactions on Power Electronics"

DOI: 10.1109/tpel.2025.3595734

Abstract: This article proposes an improved deadbeat predictive current control (DPCC) method and an adaptive fixed-time speed controller to enhance the current and speed tracking performance of permanent magnet synchronous motors. First, a theoretical analysis is… read more here.

Keywords: adaptive fixed; permanent magnet; time; control ... See more keywords

Adaptive Fixed-Time Event-Triggered Consensus Tracking Control for Robotic Multiagent Systems

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Published in 2025 at "IEEE Transactions on Systems, Man, and Cybernetics: Systems"

DOI: 10.1109/tsmc.2025.3582649

Abstract: In this article, an adaptive fixed-time event-triggered consensus tracking control strategy is proposed for the robotic multiagent systems (MASs). First, this article considers the robotic MASs rather than the single robotic manipulator system, which is… read more here.

Keywords: control; adaptive fixed; fixed time; event triggered ... See more keywords

Adaptive fixed-time fault-tolerant trajectory tracking control for disturbed robotic manipulator

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Published in 2025 at "PLOS One"

DOI: 10.1371/journal.pone.0323346

Abstract: This article introduces a fixed-time trajectory control method for robotic manipulators, aimed at improving trajectory precision despite external disturbances, actuator faults, and uncertainties. Initially, a fast fixed-time nonsingular terminal sliding surface (FFNTSS) is utilized, featuring… read more here.

Keywords: adaptive fixed; time; control; fixed time ... See more keywords