句子翻译,句子改写前文讲了被试者们要perform a forecasting task of a numerical

来源：学生作业帮编辑：神马作文网作业帮分类：英语作业时间：2024/11/10 21:26:57

句子翻译,句子改写
前文讲了被试者们要perform a forecasting task of a numerical sequence which is generated by ARIMA model.然后：
About one-half of them faced a positive sequence, which contained 20 initial data and 130 separately predicted data generated by ARIMA, based on every twenty data prior to the forecasted period, maximizing R square.
这句话是什么意思?怎样改写呢?
谢谢：）

有些名词不太了解,加括号了.
perform a forecasting task of a numerical sequence which is generated by ARIMA model.
预估由ARIMA模型产生的数字序列.
About one-half of them faced a positive sequence,which contained 20 initial data and 130 separately predicted data generated by ARIMA,based on every twenty data prior to the forecasted period,maximizing R square.
近一半的试验者得到了包含20个初始数据和130个单独由ARIMA预估出来的正序列(positive sequence),这些数据是通过在每二十个在预估序列(forecasted period)之前最大化R的平方(Rsquare)得到的.

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