Stochastic Passivity of Uncertain Neural Networks with Time-Varying Delays

The passivity problem is investigated for a class of stochastic uncertain neural networks with time-varying delay as well as generalized activation functions. By constructing appropriate Lyapunov-Krasovskii functionals, and employing Newton-Leibniz formulation, the free-weighting matrix method, and...

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Main Authors: Jianting Zhou, Qiankun Song, Jianxi Yang
Format: Article
Language:English
Published: Wiley 2009-01-01
Series:Abstract and Applied Analysis
Online Access:http://dx.doi.org/10.1155/2009/725846
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author Jianting Zhou
Qiankun Song
Jianxi Yang
author_facet Jianting Zhou
Qiankun Song
Jianxi Yang
author_sort Jianting Zhou
collection DOAJ
description The passivity problem is investigated for a class of stochastic uncertain neural networks with time-varying delay as well as generalized activation functions. By constructing appropriate Lyapunov-Krasovskii functionals, and employing Newton-Leibniz formulation, the free-weighting matrix method, and stochastic analysis technique, a delay-dependent criterion for checking the passivity of the addressed neural networks is established in terms of linear matrix inequalities (LMIs), which can be checked numerically using the effective LMI toolbox in MATLAB. An example with simulation is given to show the effectiveness and less conservatism of the proposed criterion. It is noteworthy that the traditional assumptions on the differentiability of the time-varying delays and the boundedness of its derivative are removed.
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institution Kabale University
issn 1085-3375
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publishDate 2009-01-01
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series Abstract and Applied Analysis
spelling doaj-art-29f43fe76c4c44778035ea54bd858ce42025-02-03T06:12:32ZengWileyAbstract and Applied Analysis1085-33751687-04092009-01-01200910.1155/2009/725846725846Stochastic Passivity of Uncertain Neural Networks with Time-Varying DelaysJianting Zhou0Qiankun Song1Jianxi Yang2College of Civil Engineering and Architecture, Chongqing Jiaotong University, Chongqing 400074, ChinaDepartment of Mathematics, Chongqing Jiaotong University, Chongqing 400074, ChinaCollege of Civil Engineering and Architecture, Chongqing Jiaotong University, Chongqing 400074, ChinaThe passivity problem is investigated for a class of stochastic uncertain neural networks with time-varying delay as well as generalized activation functions. By constructing appropriate Lyapunov-Krasovskii functionals, and employing Newton-Leibniz formulation, the free-weighting matrix method, and stochastic analysis technique, a delay-dependent criterion for checking the passivity of the addressed neural networks is established in terms of linear matrix inequalities (LMIs), which can be checked numerically using the effective LMI toolbox in MATLAB. An example with simulation is given to show the effectiveness and less conservatism of the proposed criterion. It is noteworthy that the traditional assumptions on the differentiability of the time-varying delays and the boundedness of its derivative are removed.http://dx.doi.org/10.1155/2009/725846
spellingShingle Jianting Zhou
Qiankun Song
Jianxi Yang
Stochastic Passivity of Uncertain Neural Networks with Time-Varying Delays
Abstract and Applied Analysis
title Stochastic Passivity of Uncertain Neural Networks with Time-Varying Delays
title_full Stochastic Passivity of Uncertain Neural Networks with Time-Varying Delays
title_fullStr Stochastic Passivity of Uncertain Neural Networks with Time-Varying Delays
title_full_unstemmed Stochastic Passivity of Uncertain Neural Networks with Time-Varying Delays
title_short Stochastic Passivity of Uncertain Neural Networks with Time-Varying Delays
title_sort stochastic passivity of uncertain neural networks with time varying delays
url http://dx.doi.org/10.1155/2009/725846
work_keys_str_mv AT jiantingzhou stochasticpassivityofuncertainneuralnetworkswithtimevaryingdelays
AT qiankunsong stochasticpassivityofuncertainneuralnetworkswithtimevaryingdelays
AT jianxiyang stochasticpassivityofuncertainneuralnetworkswithtimevaryingdelays