Then, stepwise regression analysis is used to select a best group of factors for the prediction of expressway incident duration, and the multiple linear regression model is established.

在此基础上，通过逐步回归分析确定用于高速公路事件持续时间预测的最佳变量组合并建立多元线性回归模型。

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Quantitative inversion model of soil moisture content was carried out by using the stepwise multiple linear regression and exponential analysis.

采用逐步多元线性回归方法和指数模式分析法，进行了高光谱土壤含水率定量反演。

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