As the example of the single vegetable species cabbage, its price problem is studied quantificationally in the facts of identification, diagnose, mimic and forecasting by using ARIMA model.
从研究单一蔬菜品种卷心菜开始,利用ARIMA理论和方法,从模型的识别、诊断、拟合与预测定量地研究其价格的问题。
The results of using the proposed model indicate that the forecasting result of combining forecasting model is better than that of the single model.
基于该文所开发的预测模型的预测结果表明,组合预测模型的预测结果优于单一模型的预测结果。
The combination forecasting model of generalized weighted proportional means which to overcome the inadequacy of traditional single market forecasting method, was used to forecast market demands.
运用广义加权平均组合预测模型进行市场需求预测,以克服传统的单一市场预测方法的不足。
With this model the forecasting risk of single neural network can be reduced and the forecasting accuracy can be improved.
该模型能降低单个神经网络的预测风险,提高预测精度。
The first part is to systematically analyze single model and its application in the financial field, in order to lay a theoretical foundation for constructing the model of combined forecasting.
本文一共分三部分:第一部分系统分析了单项预测模型及其在金融领域的应用,为构建组合预测模型奠定理论基础;
The result shows that the effect of combination forecasting model is superior to that of single prediction model.
结果表明,该法预测模型效果优于单一预测模型。
The result shows that the effect of combination forecasting model is superior to that of single prediction model.
结果表明,该法预测模型效果优于单一预测模型。
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