基于ARMA时间序列理论的建模及应用

2012-04-29 07:43方荣华
科技资讯 2012年19期
关键词:荣华标识码分类号

方荣华

摘 要:介绍一种精度较高的时间序列短期预测方法,即带有周期性的ARMA模型。通过该数学模型的分析与研究,对时间序列整个变化的规律性做出近似描述,更准确的认识与了解到时间序列的结构与特征,进而达到最小方差意义下的最优预测。

关键词:ARMA模型时间序列MATLAB

中图分类号:TP393.03 文献标识码:A 文章编号:1672-3791(2012)07(a)-0197-02

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