加权几何平均组合预测为一种非线性的组合预测方法。
Weighted geometric means combination forecasting is a kind of nonlinear combination forecasting method.
本文用概率方法证明了关于两个相异的正数的几何平均、对数平均、指数平均和算术平均的不等式关系。
In this paper, we prove the inequality relations of arithemetric mean, logarithmic mean, exponential mean and geometric mean for two positive numbers by using probabilistic method.
采用酶联免疫吸附试验测定麻疹抗体阳性率及抗体几何平均滴度,用统计学方法进行分析。
The positive rate of measles antibody and geometrical mean titer were determined with ELISA and statistical analysis was made.
本文提出了由几个不同的预测模型通过加权几何平均的方式进行组合从而得到加权几何平均组合预测模型,给出了确定最优权系数的方法。
Weight geometric average combination forecast model obtained by weighing several different forecast models, is presented in this paper. A method is given to determine the best weight.
本文提出了由几个不同的预测模型通过加权几何平均的方式进行组合从而得到加权几何平均组合预测模型,给出了确定最优权系数的方法。
Weight geometric average combination forecast model obtained by weighing several different forecast models, is presented in this paper. A method is given to determine the best weight.
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