Results 11 to 20 of about 8,982 (215)

Kinematic-Model-Free Predictive Control for Robotic Manipulator Target Reaching With Obstacle Avoidance

open access: yesFrontiers in Robotics and AI, 2022
Model predictive control is a widely used optimal control method for robot path planning and obstacle avoidance. This control method, however, requires a system model to optimize control over a finite time horizon and possible trajectories. Certain types
Ahmad AlAttar   +3 more
doaj   +1 more source

Model-Free Episodic Control

open access: yesCoRR, 2016
State of the art deep reinforcement learning algorithms take many millions of interactions to attain human-level performance. Humans, on the other hand, can very quickly exploit highly rewarding nuances of an environment upon first discovery. In the brain, such rapid learning is thought to depend on the hippocampus and its capacity for episodic memory.
Charles Blundell   +8 more
openaire   +2 more sources

Adaptive Model-Free Control Based on an Ultra-Local Model With Model-Free Parameter Estimations for a Generic SISO System

open access: yesIEEE Access, 2018
In this paper, a new structure to design model-free control (MFC) based on the ultra-local model is presented for an unknown nonlinear single-input single-output dynamic system.
Ali Safaei   +1 more
doaj   +1 more source

Hierarchical Model-Free Transactional Control of Building Loads to Support Grid Services

open access: yesIEEE Access, 2020
A transition from generation on demand to consumption on demand is one of the solutions to overcome the many limitations associated with the higher penetration of renewable energy sources.
Kadir Amasyali   +4 more
doaj   +1 more source

A proof of stability of model-free control [PDF]

open access: yes2014 IEEE Conference on Norbert Wiener in the 21st Century (21CW), 2014
Cybernetics involves Control Theory and Control Practice. From its roots, Cybernetics has always been intimately to Control. The paper is devoted to the proof of an important theorem for the development of control: the closed loop stability of control laws that are calculated in the framework of model-free control.
openaire   +2 more sources

Speed-Adaptive Model-Free Path-Tracking Control for Autonomous Vehicles: Analysis and Design

open access: yesVehicles, 2023
One of the challenges of autonomous driving is to increase the number of situations in which an intelligent vehicle can continue to operate without human intervention.
Marcos Moreno-Gonzalez   +4 more
doaj   +1 more source

Online Adaptive PID Control for a Multi-Joint Lower Extremity Exoskeleton System Using Improved Particle Swarm Optimization

open access: yesMachines, 2021
Robotic exoskeletons have great potential in the medical rehabilitation and augmentation of human performance in a variety of tasks. Proposing effective and adaptive control strategies is one of the most challenging issues for exoskeleton systems to work
Jiaqi Liu, Hongbin Fang, Jian Xu
doaj   +1 more source

Comparative Evaluation of Different Multi-Agent Reinforcement Learning Mechanisms in Condenser Water System Control

open access: yesBuildings, 2022
Model-free reinforcement learning (RL) techniques are currently drawing attention in the control of heating, ventilation, and air-conditioning (HVAC) systems due to their minor pre-conditions and fast online optimization. The simultaneous optimal control
Shunian Qiu   +3 more
doaj   +1 more source

Intelligent-PID with PD Feedforward Trajectory Tracking Control of an Autonomous Underwater Vehicle

open access: yesMachines, 2023
This paper investigates the model-free trajectory tracking control problem for an autonomous underwater vehicle (AUV) subject to the ocean currents, external disturbances, measurement noise, model parameter uncertainty, initial tracking errors, and ...
Zafer Bingul, Kursad Gul
doaj   +1 more source

Model-Free Gradient-Based Adaptive Learning Controller for an Unmanned Flexible Wing Aircraft

open access: yesRobotics, 2018
Classical gradient-based approximate dynamic programming approaches provide reliable and fast solution platforms for various optimal control problems. However, their dependence on accurate modeling approaches poses a major concern, where the efficiency ...
Mohammed Abouheaf   +2 more
doaj   +1 more source

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