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累计法是时间序列分析中求平均发展速度的统计方法。笔者对此综合了几种近似算法,具有快速、简便、准确的特点。本文以文献[1]资料为例加以说明。
Cumulative method is a statistical method for the average development speed in time series analysis. The author synthesizes several approximate algorithms and has the characteristics of rapidity, simplicity, and accuracy. This article uses the literature [1] as an example to illustrate.