Finite/fixed-time synchronization of nonidentical chaotic delayed neural networks with Markovian jump and uncertainties via sliding mode control

Publisher:
WILEY
Publication Type:
Journal Article
Citation:
International Journal of Robust and Nonlinear Control, 2023, 33, (16), pp. 10064-10082
Issue Date:
2023-11-10
Full metadata record
This article investigates the finite/fixed-time synchronization problem of Markovian jumping delayed chaotic recurrent neural networks with uncertainties by employing sliding mode control method. In order to cope with Markovian jump and parameter uncertainties, sliding model control is used for its strong robustness and insensitivity character to external disturbances and parameter variations. Above all, two simplified sliding mode surfaces are constructed. Following that, matching controllers are constructed to guarantee the finite/fixed-time reachability of sliding mode surfaces. Additionally, the dynamics of the sliding mode surfaces can be achieved in a finite/fixed-time. Based on the Lyapunov stability theory, some sufficient conditions are proposed to guarantee the finite/fixed-time synchronization. Compared with the conclusions of the existing literature, this article generalizes the corresponding results to Markovian jump, parameter uncertainties, and nonidentical systems. Finally, two numerical examples are given to illustrate the effectiveness of the obtained theoretical results.
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