Results 91 to 100 of about 36,908 (274)

Adaptive Autonomy in Microrobot Motion Control via Deep Reinforcement Learning and Path Planning Synergy

open access: yesAdvanced Intelligent Systems, EarlyView.
This study introduces a data‐driven framework that combines deep reinforcement learning with classical path planning to achieve adaptive microrobot navigation. By training a surrogate neural network to emulate microrobot dynamics, the approach improves learning efficiency, reduces training time, and enables robust real‐time obstacle avoidance in ...
Amar Salehi   +3 more
wiley   +1 more source

Operator & Fractional Order Based Nonlinear Robust Control for a Spiral Counter-Flow Heat Exchanger with Uncertainties and Disturbances

open access: yesMachines, 2022
This paper studies operator and fractional order nonlinear robust control for a spiral counter-flow heat exchanger with uncertainties and disturbances.
Guanqiang Dong, Mingcong Deng
doaj   +1 more source

Adaptive Macroscopic Ensemble Allocation for Robot Teams Monitoring Spatiotemporal Processes

open access: yesAdvanced Intelligent Systems, EarlyView.
We propose an online, environment feedback‐driven macroscopic ensemble approach to adapt robot team task allocation in spatiotemporal environments by controlling robot populations rather than assigning individual robots, all while maintaining robust team performance even for small teams. Our simulation and experimental results show better or comparable
Victoria Edwards   +2 more
wiley   +1 more source

Design and Implementation of Novel Fractional-Order Controllers for Stabilized Platforms

open access: yesIEEE Access, 2020
As a position servo system to isolate disturbance from its carrier, stabilized platform requires high-precision and high-adaptability control. However, conventional integer-order PID (IOPID) control fails to meet that requirement.
Jie Zhang   +6 more
doaj   +1 more source

Controlling Dynamical Systems Into Unseen Target States Using Machine Learning

open access: yesAdvanced Intelligent Systems, EarlyView.
Parameter‐aware next‐generation reservoir computing enables efficient, data‐driven control of dynamical systems across unseen target states and nonstationary transitions. The approach suppresses transient behavior while navigating system collapse scenarios with minimal training data—over an order of magnitude less than traditional methods.
Daniel Köglmayr   +2 more
wiley   +1 more source

Optimal PSO- PIλDμ Multi -Controller for a Robotic Wrist

open access: yesAlgerian Journal of Signals and Systems, 2018
Comparative study between to approach of control based in conventional PID controller and robust Fractional PID controller (FOPID) using PSO algorithm applied to control robotics wrist (Robot RX-90 Staübli).
Youcef ZENNIR   +3 more
doaj   +1 more source

Frequency amelioration of an interconnected microgrid system

open access: yesOpen Engineering, 2022
This article validates the operational effectiveness of a fuzzy-based multistage cascaded proportional integral derivative fractional filter (PIDFN) controller which enhances the frequency regulation of an interconnected islanded microgrid system.
Mishra Debayani   +2 more
doaj   +1 more source

Pharmacokinetic modelling of intravenous immunoglobulin in children with primary immunodeficiencies and secondary antibody deficiencies

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Abstract Aims Children with primary immunodeficiency (PID) and secondary antibody deficiency (SAD) often require immunoglobulin replacement therapy due to low plasma immunoglobulin G (IgG) levels and recurrent infections. Existing pharmacokinetic models for immunoglobulin in PID patients predominantly focus on adults, with limited attention to ...
Iek Leng Cheng   +4 more
wiley   +1 more source

Fractional order control for a bidirectional converter operating in a DC

open access: yesInformador Técnico, 2020
This paper presents the control design of a bidirectional converter used to support a DC microgrid. The chosen topology for this purpose is the bidirectional buck-boost converter, for which its mathematical model is obtained.
César Trujillo-Rodríguez   +2 more
doaj   +1 more source

Fractional Order Fuzzy Control of Hybrid Power System with Renewable Generation Using Chaotic PSO [PDF]

open access: yes, 2018
This is the author accepted manuscript. The final version is available from Elsevier via the DOI in this record.This paper investigates the operation of a hybrid power system through a novel fuzzy control scheme.
Das, S, Pan, I
core   +1 more source

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