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Adaptive synchronization of uncertain dynamical networks with delayed coupling

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Abstract

We propose a simple scheme for the synchronization of an uncertain complex dynamical network with delayed coupling. Based on the Lyapunov stability theory of functional differential equations, certain controllers can be designed for ensuring the states of uncertain dynamical network with coupling delays to globally asymptotically synchronize by combining the adaptive method and linear feedback with the updated feedback strength. Different update gains η i will lead to different rates toward synchrony, the choice of which depends on the concrete systems and network models. This strategy can be applied to any complex dynamical network (regular, small-world, scale-free or random). Numerical examples with respectively nearest-neighbor coupling and scale-free structure are given to demonstrate the effectiveness of our presented scheme.

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Correspondence to Jinde Cao.

Additional information

This work was jointly supported by the National Natural Science Foundation of China under Grant 60574043, the 973 Program of China under Grant 2003CB317004 and the Natural Science Foundation of Jiangsu Province of China under Grant BK2006093.

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Lu, J., Cao, J. Adaptive synchronization of uncertain dynamical networks with delayed coupling. Nonlinear Dyn 53, 107–115 (2008). https://doi.org/10.1007/s11071-007-9299-x

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  • DOI: https://doi.org/10.1007/s11071-007-9299-x

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