通过分析短时交通流时序特性，将灰色系统理论应用于短时交通流预测，建立了滚动GM(1,1)预测模型。
By analyzing short time traffic flow time sequence property, the gray system theory is used for short time traffic flow prediction and the scrolling GM (1, 1) prediction model is set up.
研究了隧洞施工中地表沉降动态预测模型，提出了时变参数灰色—时序动态预测模型，并建立了一种改进的时变灰色模型。
The dynamic data forecasting model of ground settlement is studied, a new prediction model of grey-time serial with time-varying parameters characters is proposed.
讨论了灰色系统理论在路基沉降预测中的应用，并对等间隔的灰色模型GM（1，1）进行了改进，建立了任意间隔的非时序改进灰色模型。
This paper deals with the application of the improved gray theory to the prediction of subgrade settlement and improvement of equally spaced gray model GM (1.1).
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