Academic Journal

Fixed-time TGNN model with the nonlinear activation function for online solution of Sylvester tensor equation.

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Τίτλος: Fixed-time TGNN model with the nonlinear activation function for online solution of Sylvester tensor equation.
Συγγραφείς: Xie, Mengyan, Wang, Qing-Wen, Chen, Jie
Πηγή: Numerical Algorithms; Feb2026, Vol. 101 Issue 2, p1023-1047, 25p
Θεματικοί όροι: Sylvester matrix equations, Artificial neural networks, Online algorithms, Numerical analysis, Mathematical proofs
Περίληψη: In this work, we develop the fixed-time TGNN (tensor gradient-based neural network) model for tackling the Sylvester tensor problem ∑ n = 1 N X (t) × n A n = B online by generalizing the gradient-based design approach. We introduce a novel activation function for the TGNN model and theoretically prove its convergence. To demonstrate the superiority of our activation function, we compare it with four existing nonlinear activation functions within the TGNN model framework and provide convergence time upper bounds for each. Additionally, we validate our findings with three numerical examples. [ABSTRACT FROM AUTHOR]
Copyright of Numerical Algorithms is the property of Springer Nature and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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  – Url: https://dx.doi.org/doi:10.1007/s11075-025-02031-x
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  Label: Title
  Group: Ti
  Data: Fixed-time TGNN model with the nonlinear activation function for online solution of Sylvester tensor equation.
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  Group: Au
  Data: <searchLink fieldCode="AR" term="%22Xie%2C+Mengyan%22">Xie, Mengyan</searchLink><br /><searchLink fieldCode="AR" term="%22Wang%2C+Qing-Wen%22">Wang, Qing-Wen</searchLink><br /><searchLink fieldCode="AR" term="%22Chen%2C+Jie%22">Chen, Jie</searchLink>
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  Data: Numerical Algorithms; Feb2026, Vol. 101 Issue 2, p1023-1047, 25p
– Name: Subject
  Label: Subject Terms
  Group: Su
  Data: <searchLink fieldCode="DE" term="%22Sylvester+matrix+equations%22">Sylvester matrix equations</searchLink><br /><searchLink fieldCode="DE" term="%22Artificial+neural+networks%22">Artificial neural networks</searchLink><br /><searchLink fieldCode="DE" term="%22Online+algorithms%22">Online algorithms</searchLink><br /><searchLink fieldCode="DE" term="%22Numerical+analysis%22">Numerical analysis</searchLink><br /><searchLink fieldCode="DE" term="%22Mathematical+proofs%22">Mathematical proofs</searchLink>
– Name: Abstract
  Label: Abstract
  Group: Ab
  Data: In this work, we develop the fixed-time TGNN (tensor gradient-based neural network) model for tackling the Sylvester tensor problem ∑ n = 1 N X (t) × n A n = B online by generalizing the gradient-based design approach. We introduce a novel activation function for the TGNN model and theoretically prove its convergence. To demonstrate the superiority of our activation function, we compare it with four existing nonlinear activation functions within the TGNN model framework and provide convergence time upper bounds for each. Additionally, we validate our findings with three numerical examples. [ABSTRACT FROM AUTHOR]
– Name: Abstract
  Label:
  Group: Ab
  Data: <i>Copyright of Numerical Algorithms is the property of Springer Nature and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract.</i> (Copyright applies to all Abstracts.)
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        Value: 10.1007/s11075-025-02031-x
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      – SubjectFull: Sylvester matrix equations
        Type: general
      – SubjectFull: Artificial neural networks
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      – SubjectFull: Online algorithms
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      – TitleFull: Fixed-time TGNN model with the nonlinear activation function for online solution of Sylvester tensor equation.
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              M: 02
              Text: Feb2026
              Type: published
              Y: 2026
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