To further improve the forecast accuracy of this model, and reduce its forecast error, I also improve the BP NN in this article.
为了进一步提高模型预测的准确度,减小预测误差,本文还对BP神经网络进行改进。
The method helped one BASF unit improve forecast accuracy by an average of 20% for all of its products, Mr. Milliken says.
这种方法帮助BASF某业务所有产品的预测准确率平均提升了20%。
The idea of soft-measurement is used in our work and neural network and wavelet transform are adopted to overcome deficiency of traditional method and improve forecast accuracy of exit thickness.
利用软测量的思想,采用神经网络建立软测量模型和小波分析进行数据处理,以克服传统方法的不足,提高出口带钢厚度预测的精度。
A model based research method is adopted to forecast the temperature and improve the accuracy of fault diagnosis for satellite heat control subsystem. A mathematical model is established.
为预测卫星热控系统温度、提高该系统故障诊断准确率,采用了基于模型的研究方法,建立了热控系统数学模型。
A model based research method is adopted to forecast the temperature and improve the accuracy of fault diagnosis for satellite heat control subsystem.
为预测卫星热控系统温度、提高该系统故障诊断准确率,采用了基于模型的研究方法,建立了热控系统数学模型。
The results show that this system has powerful assimilation capacity and is able to improve the accuracy of MM5 model rainfall forecast.
试验表明该系统有较强的同化能力,能够提高MM 5降水预报的准确性。
Therefore, it is very important to choose an appropriate atmospheric density model for a specific orbit to improve the accuracy of orbit forecast.
在这些模型中并没有一种在任何情况下都是最好的,因此,对于特定轨道选择合适的大气密度模型对提高定轨预报的精度是非常重要的。
To improve accuracy of forecast, the paper utilize advanced BP neural network to design for nonlinear combining forecasting model.
为提高预测精度,解决非线性组合预测中的困难,利用改进BP神经网络对非线性组合预测模型进行了设计。
The calculation of the rolling poweradopts to consider the variety of the recrystallization in austenite the correction function, improve the accuracy forecast of power and energery;
轧制压力的计算考虑了奥氏体再结晶变化的修正函数,使力能预报及辊缝预设精度明显提高;
The results show the results of ensemble forecast are better than that of each member's, the simple average of ensemble members' prediction results can improve forecast accuracy;
结果显示集合预报在总体预报效果上比各个集合成员的预报效果好,简单的集合平均就可以提高模式形势场和降水要素场的预报准确率。
The model which combined Cobb-Douglas production function, multiple regression model and exponential smoothing model can improve the accuracy of fix and forecast by proper weighs.
通过赋予合理权重,将C-D生产函数模型、多元回归模型和指数平滑模型加权组合。
Finally, the experimental results show that the classification model based on mutual information can effectively improve forecast precision and accuracy performance of classification algorithm.
经实验证明,基于互信息量的分类模型可以有效地提高分类算法的预测精度和准确率。
To improve the accuracy of convection weather forecast, one of the key issues is to find out the atmospheric vertical stability and wind shear.
提高对流天气临近预报准确率的关键问题之一是了解大气的垂直稳定度和垂直风切变。
By analyzing the forecasting results of Shanghai's traffic flow in 2009, it is shown that the proposed method can improve the accuracy of forecast.
通过对2009年上海城市交通流量预测结果的分析,证明该方法可提高预测准确度。
By analyzing the forecasting results of Shanghai's traffic flow in 2009, it is shown that the proposed method can improve the accuracy of forecast.
通过对2009年上海城市交通流量预测结果的分析,证明该方法可提高预测准确度。
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