文章用X-12-ARIMA季节调整模型对中国1997年1月至2009年12月的粮食消费价格月度定基指数进行分解，并得到趋势循环、季节和不规则因素；

The article decompose the monthly fixed base index of consumer food prices from January 1997 to December 2009 in China with X - 12 -ARIMA seasonal adjustment model and Demtra software.

youdao

此外，预测模型还可以考虑使用循环模式，如七天的周循环或每季度累计销售趋势。

Additionally, prediction models can take into account cyclical patterns, such as a seven day weekly cycle or a quarterly cumulative sales trend.

youdao

可以基于KPI过去的业绩、当前的趋势、加速和减速以及可选的循环模式进行KPI预测。

KPI predictions are made based on the KPI's past performance, current trends, acceleration and deceleration, and the optional cyclical pattern.

youdao

This is, of course, disputable. There is a kind of a vogue recurrently in the history of fiction for a kind of miraculous sense that this is just exactly the way things are.

这个，当然，是有讨论余地的，这是一个趋势,循环地在小说历史中出现，为了一种不可思议的理由,说事情就是这样的。

耶鲁公开课 - 文学理论导论课程节选