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提出用改进的状态观测器研究混沌广义同步问题.采用解析法求得了混沌广义同步的响应系统.从状态观测器理论,得到驱动和响应系统全局渐进线性广义同步的充分条件.以超混沌R?ssler系统为例,数值研究了该同步方法.结果表明了它的有效性.
关键词:
混沌
广义同步
状态观测器
R?ssler系统 相似文献
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Adaptive generalized synchronization between Chen system and a multi-scroll chaotic system 下载免费PDF全文
Based on Lyapunov theory, the adaptive generalized synchronization between Chen system and a multi-scroll chaotic system is investigated. According to the form of target function a proper adaptive controller is designed, by which the controlled Chen system can be synchronized with a multi-scroll chaotic system including unknown parameters. The Lyapunov direct method is exploited to prove that the synchronization error and parameter identification error both converge to zero. Numerical simulation results verify the feasibility of the proposed method further. 相似文献
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Adaptive generalized functional synchronization of chaotic systems with unknown parameters 下载免费PDF全文
A universal adaptive generalized functional synchronization approach to any two different or identical chaotic systems with unknown parameters is proposed, based on a unified mathematical expression of a large class of chaotic system. Self-adaptive parameter law and control law are given in the form of a theorem. The synchronization between the three-dimensional R6ssler chaotic system and the four-dimensional Chen's hyper-chaotic system is studied as an example for illustration. The computer simulation results demonstrate the feasibility of the method proposed. 相似文献
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