Abstract
Number estimation of controllers is a fundamental question in pinning synchronization of complex networks. This paper studies the problem of controller number in synchronizing a complex network of coupled dynamical systems by means of pinning. For a complex network with a symmetric coupling matrix and full coupling between the nodes, we formulate network synchronization via pinning as a linear matrix inequality criterion, and provide a lower bound and an upper bound of the controller number for a given complex network with fixed architecture. Several numerical examples with Barabási-Albert network topologies are provided to verify our theoretical results.
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Project supported by the National Natural Science Foundation of China (No. 61004106) and the Fundamental Research Funds for the Central Universities, China
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Wang, L., Shi, H. & Sun, Yx. Number estimation of controllers for pinning a complex dynamical network. J. Zhejiang Univ. - Sci. C 12, 470–477 (2011). https://doi.org/10.1631/jzus.C1010247
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DOI: https://doi.org/10.1631/jzus.C1010247