然后针对GM(1,1)预测模型在矿产资源开发总体目标预测应用中的局限性，提出了改进的滑动等维灰数递补预测模型。

Due to the limitation of the grey system GM (1, 1) model in predicting the principal objective developing mineral resources, this paper puts forward for the improved GM (1, 1) model.

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同时评价了GM（1，1）以及等维灰数递补GM（1，1）两种模型对于远距离预测的精度。

The precisions of two kinds of GM(1,1) model used for long distance prediction are estimated;

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同时评价了GM（1，1）以及等维灰数递补GM（1，1）两种模型对于远距离预测的精度。

The precisions of two kinds of GM(1,1) model used for long distance prediction are estimated;

youdao