The GM (1, 1) model modified by the residual error identification method was used to forecast the gas emission, achieving a higher precision.
采用残差识别方法修正GM(1,1)模型进行瓦斯涌出量预测，预测精度更高。
An unequal time interval forecasting model of GM (1, 1) is established according to the grey theory in the present paper, which can be modified using the residual error GM (1, 1) model.
运用灰色理论建立了软基沉降的不等时距预测GM(1, 1)模型，并可用残差的GM(1, 1)模型对其进行修正。
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