...指数 ; 混沌判据 ; 微弱信号混沌检测 [gap=952]Key words: L yapunov characteristic exponents (L CE s) ; criteria for chaos; chaotic detection for w eak sig2 ...
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替代数据方法是判定时间序列中是否具有混沌特性的一种有效方法，本文介绍了该方法中一种基于关联维数的混沌判据。
The surrogate data technique is one of the effective methods to identify the chaos in the time series. In this paper, we introduce a kind of surrogate data method based on correlation dimension.
以一类简单的碰撞振动系统为例，验证了两种混沌门槛值判据的等价性。
In this paper the equivalence of two criteria for chaos threshold in an impact vibration system is verified.
同时提出了两个混沌存在定理及两个判据。
Two theorems of chaos existence and two criteria for chaos prediction are proposed as well.
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