Physical meaning: the self-correlation function and the energy spectrum density function compose a Fourier transform pair.
物理含义：能量信号的自相关函数与能量谱密度函数构成傅立叶变换对。
Meaning: The self-correlation function and power spectrum density Function of a power-typed signal compose a FT pair.
上式表明：功率型信号的自相关函数与其功率谱密度函数构成傅立叶变换对。
At present, there are three methods to select delay time: self-correlation function method the average displacement method and mutual information method.
目前选择重构延迟时间的方法有三种自关联函数法，平均位移法及互信息法。
At present, there are three methods to select delay time: self-correlation function method the average displacement method and mutual information method.
目前选择重构延迟时间的方法有三种自关联函数法，平均位移法及互信息法。
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