Results 31 to 40 of about 93,202 (286)

Robust oxygen excess ratio control of PEMFC systems using adaptive dynamic programming

open access: yesEnergy Reports, 2022
To improve the power generation efficiency and cells lifetime of proton exchange membrane fuel cells, the oxygen excess ratio (OER) control problem is investigated in this paper.
Jing Zhu   +3 more
doaj   +1 more source

Policy iteration-based integral reinforcement learning for online adaptive trajectory tracking of mobile robot

open access: yesSICE Journal of Control, Measurement, and System Integration, 2021
This paper considers trajectory tracking control for a nonholonomic mobile robot using integral reinforcement learning (IRL) based on a value functional represented by integrating a local cost.
Tatsuki Ashida, Hiroyuki Ichihara
doaj   +1 more source

Data‐driven optimal scheduling for underground space based integrated hydrogen energy system

open access: yesIET Renewable Power Generation, 2022
Integrated hydrogen energy systems (IHESs) have attracted extensive attention in mitigating climate problems. As a kind of large‐scale hydrogen storage device, underground hydrogen storage (UHS) can be introduced into IHES to balance the seasonal energy ...
Hengyi Li   +4 more
doaj   +1 more source

Relative Entropy of Correct Proximal Policy Optimization Algorithms with Modified Penalty Factor in Complex Environment

open access: yesEntropy, 2022
In the field of reinforcement learning, we propose a Correct Proximal Policy Optimization (CPPO) algorithm based on the modified penalty factor β and relative entropy in order to solve the robustness and stationarity of traditional algorithms.
Weimin Chen   +3 more
doaj   +1 more source

Robust control for affine nonlinear system with unknown time‐varying uncertainty under reinforcement learning framework

open access: yesIET Control Theory & Applications, 2023
This paper investigates the adaptive robust control problem based on reinforcement learning for an affine nonlinear system with unknown time‐varying uncertainty.
Wenxin Guo   +3 more
doaj   +1 more source

Approximate Policy Iteration with Bisimulation Metrics

open access: yes, 2022
Bisimulation metrics define a distance measure between states of a Markov decision process (MDP) based on a comparison of reward sequences. Due to this property they provide theoretical guarantees in value function approximation (VFA). In this work we first prove that bisimulation and $π$-bisimulation metrics can be defined via a more general class of ...
Kemertas, Mete, Jepson, Allan
openaire   +2 more sources

Integral Reinforcement-Learning-Based Optimal Containment Control for Partially Unknown Nonlinear Multiagent Systems

open access: yesEntropy, 2023
This paper focuses on the optimal containment control problem for the nonlinear multiagent systems with partially unknown dynamics via an integral reinforcement learning algorithm.
Qiuye Wu, Yongheng Wu, Yonghua Wang
doaj   +1 more source

Optimal Control of Iron-Removal Systems Based on Off-Policy Reinforcement Learning

open access: yesIEEE Access, 2020
The goethite iron-removal process is an important procedure to remove the iron ions from the zinc hydrometallurgy. However, as a coherent system with complex reaction mechanism, associated uncertainties, and interconnected adjacent reactors, it is ...
Ning Chen   +4 more
doaj   +1 more source

Learning‐based control for discrete‐time constrained nonzero‐sum games

open access: yesCAAI Transactions on Intelligence Technology, 2021
A generalized policy‐iteration‐based solution to a class of discrete‐time multi‐player non‐zero‐sum games concerning the control constraints was proposed. Based on initial admissible control policies, the iterative value function of each player converges
Chaoxu Mu, Jiangwen Peng, Yufei Tang
doaj   +1 more source

‘Codes are not enough…’: a report of ongoing research [PDF]

open access: yes, 2008
We consider the problem of rate allocation in a fading Gaussian multiple-access channel (MAC) with fixed transmission powers. Our goal is to maximize a general concave utility function of transmission rates over the throughput capacity region.
Eryilmaz, Atilla   +3 more
core   +4 more sources

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