几何平均生成GM（1，1）预测模型及其应用

Geometry Average Generating GM(1,1)Prediction Model and its Application

本文应用灰色系统理论建立了数据预测模型；采用几何平均生成法对原始数据序列进行了处理，从而使预测模型的精度得到了提高。

Guided by the theory of grey system,a digital prediction model is establishedemploying geometry average generating method in the processing of initial data,re-sulting in the improved accuracy of the model.