Global Stability Analysis of Fractional-Order Quaternion-Valued Bidirectional Associative Memory Neural Networks
We study the global asymptotic stability problem with respect to the fractional-order quaternion-valued bidirectional associative memory neural network (FQVBAMNN) models in this paper. Whether the real and imaginary parts of quaternion-valued activation functions are expressed implicitly or explicit...
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doaj-b5a51801ae5941c8aee2fddc0b99c0af2020-11-25T02:11:12ZengMDPI AGMathematics2227-73902020-05-01880180110.3390/math8050801Global Stability Analysis of Fractional-Order Quaternion-Valued Bidirectional Associative Memory Neural NetworksUsa Humphries0Grienggrai Rajchakit1Pramet Kaewmesri2Pharunyou Chanthorn3Ramalingam Sriraman4Rajendran Samidurai5Chee Peng Lim6Department of Mathematics, Faculty of Science, King Mongkut’s University of Technology Thonburi (KMUTT), 126 Pracha-Uthit Road, Bang Mod, Thung Khru 10140, ThailandDepartment of Mathematics, Faculty of Science, Maejo University, Chiang Mai 50290, ThailandDepartment of Mathematics, Faculty of Science, King Mongkut’s University of Technology Thonburi (KMUTT), 126 Pracha-Uthit Road, Bang Mod, Thung Khru 10140, ThailandResearch Center in Mathematics and Applied Mathematics, Department of Mathematics, Faculty of Science, Chiang Mai University, Chiang Mai 50200, ThailandDepartment of Science and Humanities, Vel Tech High Tech Dr. Rangarajan Dr. Sakunthala Engineering College, Avadi, Tamil Nadu-600 062, IndiaDepartment of Mathematics, Thiruvalluvar University, Vellore, Tamil Nadu-632115, IndiaInstitute for Intelligent Systems Research and Innovation, Deakin University, Waurn Ponds, VIC 3216, AustraliaWe study the global asymptotic stability problem with respect to the fractional-order quaternion-valued bidirectional associative memory neural network (FQVBAMNN) models in this paper. Whether the real and imaginary parts of quaternion-valued activation functions are expressed implicitly or explicitly, they are considered to meet the global Lipschitz condition in the quaternion field. New sufficient conditions are derived by applying the principle of homeomorphism, Lyapunov fractional-order method and linear matrix inequality (LMI) approach for the two cases of activation functions. The results confirm the existence, uniqueness and global asymptotic stability of the system’s equilibrium point. Finally, two numerical examples with their simulation results are provided to show the effectiveness of the obtained results.https://www.mdpi.com/2227-7390/8/5/801global asymptotic stabilityfractional-orderquaternion-valuedbidirectional associative memorylinear matrix inequality |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Usa Humphries Grienggrai Rajchakit Pramet Kaewmesri Pharunyou Chanthorn Ramalingam Sriraman Rajendran Samidurai Chee Peng Lim |
spellingShingle |
Usa Humphries Grienggrai Rajchakit Pramet Kaewmesri Pharunyou Chanthorn Ramalingam Sriraman Rajendran Samidurai Chee Peng Lim Global Stability Analysis of Fractional-Order Quaternion-Valued Bidirectional Associative Memory Neural Networks Mathematics global asymptotic stability fractional-order quaternion-valued bidirectional associative memory linear matrix inequality |
author_facet |
Usa Humphries Grienggrai Rajchakit Pramet Kaewmesri Pharunyou Chanthorn Ramalingam Sriraman Rajendran Samidurai Chee Peng Lim |
author_sort |
Usa Humphries |
title |
Global Stability Analysis of Fractional-Order Quaternion-Valued Bidirectional Associative Memory Neural Networks |
title_short |
Global Stability Analysis of Fractional-Order Quaternion-Valued Bidirectional Associative Memory Neural Networks |
title_full |
Global Stability Analysis of Fractional-Order Quaternion-Valued Bidirectional Associative Memory Neural Networks |
title_fullStr |
Global Stability Analysis of Fractional-Order Quaternion-Valued Bidirectional Associative Memory Neural Networks |
title_full_unstemmed |
Global Stability Analysis of Fractional-Order Quaternion-Valued Bidirectional Associative Memory Neural Networks |
title_sort |
global stability analysis of fractional-order quaternion-valued bidirectional associative memory neural networks |
publisher |
MDPI AG |
series |
Mathematics |
issn |
2227-7390 |
publishDate |
2020-05-01 |
description |
We study the global asymptotic stability problem with respect to the fractional-order quaternion-valued bidirectional associative memory neural network (FQVBAMNN) models in this paper. Whether the real and imaginary parts of quaternion-valued activation functions are expressed implicitly or explicitly, they are considered to meet the global Lipschitz condition in the quaternion field. New sufficient conditions are derived by applying the principle of homeomorphism, Lyapunov fractional-order method and linear matrix inequality (LMI) approach for the two cases of activation functions. The results confirm the existence, uniqueness and global asymptotic stability of the system’s equilibrium point. Finally, two numerical examples with their simulation results are provided to show the effectiveness of the obtained results. |
topic |
global asymptotic stability fractional-order quaternion-valued bidirectional associative memory linear matrix inequality |
url |
https://www.mdpi.com/2227-7390/8/5/801 |
work_keys_str_mv |
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