Methods based on spatial frequencies evaluate the coefficients of the autocorrelation function of the texture.
基于空间频率的方法估计纹理的自相关函数。
R provides still more tools for time series analysis. For example, we can plot the autocorrelation function for the living room temperature.
R还具有更多用于时间序列分析的工具。
The autocorrelation function is an even function.
自相关函数是一个偶函数。
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