Parameter Identification and Adaptive Control of Uncertain Goodwin Oscillator Networks with Disturbances

This paper investigates the dynamic properties of a differential equation model of mammals’ circadian rhythms, including parameter identification, adaptive control, and outer synchronization. The circadian oscillator network is described by a Goodwin oscillator network, the couplings of which are fr...

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Main Authors: Jianbao Zhang, Wenyin Zhang, Chengdong Yang, Haifeng Wang, Jianlong Qiu, Fawaz Alsaadi
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:Complexity
Online Access:http://dx.doi.org/10.1155/2018/6483078
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author Jianbao Zhang
Wenyin Zhang
Chengdong Yang
Haifeng Wang
Jianlong Qiu
Fawaz Alsaadi
author_facet Jianbao Zhang
Wenyin Zhang
Chengdong Yang
Haifeng Wang
Jianlong Qiu
Fawaz Alsaadi
author_sort Jianbao Zhang
collection DOAJ
description This paper investigates the dynamic properties of a differential equation model of mammals’ circadian rhythms, including parameter identification, adaptive control, and outer synchronization. The circadian oscillator network is described by a Goodwin oscillator network, the couplings of which are from vasoactive intestinal polypeptides described by modified Van der Pol oscillators. We build up a drive-response system consisting of two networks with unknown parameters and disturbances. Then, we propose effective parameter updating laws to identify the unknown parameters and design adaptive control strategies to achieve outer synchronization in the drive-response system. As special cases, two succinct corollaries are presented for different instances. All the theoretical results are proved through strict mathematical deduction based on Lyapunov stability theory, and a numerical example is also carried out to illustrate the effectiveness.
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institution Kabale University
issn 1076-2787
1099-0526
language English
publishDate 2018-01-01
publisher Wiley
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series Complexity
spelling doaj-art-67238938eadc4810bd4df402c6d677152025-02-03T01:31:37ZengWileyComplexity1076-27871099-05262018-01-01201810.1155/2018/64830786483078Parameter Identification and Adaptive Control of Uncertain Goodwin Oscillator Networks with DisturbancesJianbao Zhang0Wenyin Zhang1Chengdong Yang2Haifeng Wang3Jianlong Qiu4Fawaz Alsaadi5School of Information Science and Engineering, Linyi University, Linyi 276005, ChinaSchool of Information Science and Engineering, Linyi University, Linyi 276005, ChinaSchool of Information Science and Engineering, Linyi University, Linyi 276005, ChinaSchool of Information Science and Engineering, Linyi University, Linyi 276005, ChinaKey Laboratory of Complex Systems and Intelligent Computing in Universities of Shandong (Linyi University), Linyi 276005, ChinaDepartment of Information Technology, King Abdulaziz University, Jeddah 21589, Saudi ArabiaThis paper investigates the dynamic properties of a differential equation model of mammals’ circadian rhythms, including parameter identification, adaptive control, and outer synchronization. The circadian oscillator network is described by a Goodwin oscillator network, the couplings of which are from vasoactive intestinal polypeptides described by modified Van der Pol oscillators. We build up a drive-response system consisting of two networks with unknown parameters and disturbances. Then, we propose effective parameter updating laws to identify the unknown parameters and design adaptive control strategies to achieve outer synchronization in the drive-response system. As special cases, two succinct corollaries are presented for different instances. All the theoretical results are proved through strict mathematical deduction based on Lyapunov stability theory, and a numerical example is also carried out to illustrate the effectiveness.http://dx.doi.org/10.1155/2018/6483078
spellingShingle Jianbao Zhang
Wenyin Zhang
Chengdong Yang
Haifeng Wang
Jianlong Qiu
Fawaz Alsaadi
Parameter Identification and Adaptive Control of Uncertain Goodwin Oscillator Networks with Disturbances
Complexity
title Parameter Identification and Adaptive Control of Uncertain Goodwin Oscillator Networks with Disturbances
title_full Parameter Identification and Adaptive Control of Uncertain Goodwin Oscillator Networks with Disturbances
title_fullStr Parameter Identification and Adaptive Control of Uncertain Goodwin Oscillator Networks with Disturbances
title_full_unstemmed Parameter Identification and Adaptive Control of Uncertain Goodwin Oscillator Networks with Disturbances
title_short Parameter Identification and Adaptive Control of Uncertain Goodwin Oscillator Networks with Disturbances
title_sort parameter identification and adaptive control of uncertain goodwin oscillator networks with disturbances
url http://dx.doi.org/10.1155/2018/6483078
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