According to Grey Forecasting theory, this paper presents two sets of Grey System Model which can be applied to forecast heating load — GM (1, 1) and Grey Correction Model.

本文根据灰色预测理论，提出了两种适用于供热负荷预测的灰色系统方法——GM(1,1)法和灰色校正模型法。

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According to the properties of model in grey forecasting theory, bi-auto-seeking-weight method was proposed and applied to forecast the economic sequences which rise and fall by a wide margin.

并对波动幅度较大的经济序列进行预测，表明该方法可以有效地提高预测精度。

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Grey forecasting is an important part of the grey system theory.

灰色预测是灰色系统理论的一个重要组成部分。

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