GM (1, 1) model of Grey System Theory is used in prediction realm.
在预测领域，灰色系统理论使用的是GM(1,1)模型。
This paper inserts grey system, makes use of finite time series, follows GM (1, 1) building method, builds the long term prediction model of total waste -water in Heilongjiang Province.
本文引入灰色系统理论，利用有限的时间序列，按照GM(1,1)建模方法，建立起黑龙江省污水总量长期预测模型。
A grey prediction model GM (1, 1) using grey system theory was created to predict the traffic conflicts. Its feasibility was tested by some related tests.
本文将灰色系统理论应用于交通冲突数的预测，建立了交通冲突数的GM(1,1)预测模型，并通过相关检验验证了该方法的可行性。
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