This article gives an introduction to the theory of the grey systems and presents forecasting models of the grey GM (1, 1) sequence. Its appliance in forecasting drought has come into good effect.
介绍了灰色系统理论，提出了灰色GM(1,1)数列预测模型，把它应用到干旱灾害预报中，取得了良好效果。
This article gives an introduction to the theory of the grey systems and presents forecasting models of the grey GM (1, 1) sequence. Its appliance in forecasting drought has come into good effect.
介绍了灰色系统理论，提出了灰色GM(1,1)数列预测模型，把它应用到干旱灾害预报中，取得了良好效果。
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