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中国物理学会期刊

基于Takagi-Sugeno模糊模型的超混沌系统自适应投影同步及参数辨识

CSTR: 32037.14.aps.58.3780

Adaptive projective synchronization and parameter identification of Takagi-Sugeno fuzzy hyperchaotic systems

CSTR: 32037.14.aps.58.3780
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  • 研究了不确定超混沌系统的自适应投影同步问题.基于Takagi-Sugeno(T-S)模糊模型,设计了一种自适应模糊控制器和参数更新规则.利用Lyapunov稳定性理论,证明了所提方案可以实现不确定超混沌系统的投影同步,并同时辨识出未知的系统参数.通过对超混沌Lorenz系统的数值仿真实验进一步验证了所提方案的有效性.

     

    The projective synchronization problems of uncertain hyperchaotic systems is investigated. Based on the Takagi-Sugeno (T-S) fuzzy model,an adaptive controller and the parameter update rule are designed. The feasibility of the proposed scheme is verified according to Lyapunov stability theory. Using the designed controller,parameters identification and the projective synchronization of uncertain hyperchaotic systems can be achieved simultaneously. Hyperchaotic Lorenz system is employed to illustrate the effectiveness of the proposed scheme.

     

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