In the paper, a combined prediction model is set up by use of the parametric optimization method with optimum weight. The model is used to study the vertical displacement of a power plant.
采用最优加权法配合参数优化建立组合预测模型，对某电站厂房机组平台作垂直位移分析。
Slope system is a sort of typical complex gray system, applying classical gray prediction model will engender large error in predicted value due to the high discrete degree of monitored displacement.
边坡系统是一类典型的复杂灰色系统，由于其位移监测数据离散程度较高，因此应用经典灰色预测模型往往会出现预测值偏差较大的情况。
On the basis of in-situ survey data, the displacement of anti-slide pile top is predicted using the gray prediction theories of GM (1,1) model.
以现场实测资料为依据，将GM（1，1）灰色预测理论应用于桩顶位移预测。
On the basis of in-situ survey data, the displacement of anti-slide pile top is predicted using the gray prediction theories of GM (1,1) model.
以现场实测资料为依据，将GM（1，1）灰色预测理论应用于桩顶位移预测。
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