Consensus of semi‐Markov multi‐agent systems with stochastically unmatched topologies

Abstract This paper addresses the consensus problem of semi‐Markov multi‐agent systems, where the topology switching is stochastically unmatched to the original switching. The unmatched property is described by a stochastically conditional probability and quantized by a given transition probability...

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Main Authors: Guoliang Wang, Yifan Huang, Xiaoqiang Wang
Format: Article
Language:English
Published: Wiley 2021-04-01
Series:IET Control Theory & Applications
Subjects:
Online Access:https://doi.org/10.1049/cth2.12098
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author Guoliang Wang
Yifan Huang
Xiaoqiang Wang
author_facet Guoliang Wang
Yifan Huang
Xiaoqiang Wang
author_sort Guoliang Wang
collection DOAJ
description Abstract This paper addresses the consensus problem of semi‐Markov multi‐agent systems, where the topology switching is stochastically unmatched to the original switching. The unmatched property is described by a stochastically conditional probability and quantized by a given transition probability density function (PDF). Then a consensus protocol based on the aforementioned topology is proposed and includes mode‐dependent and ‐independent control inputs as special cases. Based on the Lyapunov function approach and some enlarging techniques, sufficient LMI conditions are presented to solve the controller directly. All the features such as conditional probability, dwell time and transition probability are involved. An improved method but needing nonsingular expectation of the truncated PDF matrix is also proposed. A practical example is offered so as to verify the effectiveness and superiority of the methods proposed in this study.
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spelling doaj.art-d480e1a6e404436489e51a11be8714712022-12-22T01:56:14ZengWileyIET Control Theory & Applications1751-86441751-86522021-04-011571003101710.1049/cth2.12098Consensus of semi‐Markov multi‐agent systems with stochastically unmatched topologiesGuoliang Wang0Yifan Huang1Xiaoqiang Wang2School of Information and Control Engineering Liaoning Petrochemical University Fushun Liaoning ChinaSchool of Information and Control Engineering Liaoning Petrochemical University Fushun Liaoning ChinaApplied Mathematics Department The Hong Kong Polytechnic University Hong Kong ChinaAbstract This paper addresses the consensus problem of semi‐Markov multi‐agent systems, where the topology switching is stochastically unmatched to the original switching. The unmatched property is described by a stochastically conditional probability and quantized by a given transition probability density function (PDF). Then a consensus protocol based on the aforementioned topology is proposed and includes mode‐dependent and ‐independent control inputs as special cases. Based on the Lyapunov function approach and some enlarging techniques, sufficient LMI conditions are presented to solve the controller directly. All the features such as conditional probability, dwell time and transition probability are involved. An improved method but needing nonsingular expectation of the truncated PDF matrix is also proposed. A practical example is offered so as to verify the effectiveness and superiority of the methods proposed in this study.https://doi.org/10.1049/cth2.12098AlgebraMarkov processesCombinatorial mathematicsStability in control theoryMultivariable control systemsTime-varying control systems
spellingShingle Guoliang Wang
Yifan Huang
Xiaoqiang Wang
Consensus of semi‐Markov multi‐agent systems with stochastically unmatched topologies
IET Control Theory & Applications
Algebra
Markov processes
Combinatorial mathematics
Stability in control theory
Multivariable control systems
Time-varying control systems
title Consensus of semi‐Markov multi‐agent systems with stochastically unmatched topologies
title_full Consensus of semi‐Markov multi‐agent systems with stochastically unmatched topologies
title_fullStr Consensus of semi‐Markov multi‐agent systems with stochastically unmatched topologies
title_full_unstemmed Consensus of semi‐Markov multi‐agent systems with stochastically unmatched topologies
title_short Consensus of semi‐Markov multi‐agent systems with stochastically unmatched topologies
title_sort consensus of semi markov multi agent systems with stochastically unmatched topologies
topic Algebra
Markov processes
Combinatorial mathematics
Stability in control theory
Multivariable control systems
Time-varying control systems
url https://doi.org/10.1049/cth2.12098
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