When experts want to predict the price of crude oil, they use a weighted combination of all the models since no one model alone offers an accurate prediction.
当专家想要预测原油的价格，他们会使用所有模型的加权组合，因为没有一个单一的模型能提供准确的预测。
Given the commonly used food production forecast model, with the aid of a weighted combination of prediction model to determine the combination, the prediction accuracy will be improved.
给出了粮食产量预测的常用模型，通过加权组合，进而确定组合预测模型以提高预测精度。
Based on the primary qualitative method, we propose an annual runoff prediction model using weighted sum of wavelet coefficients of major periods to predict the periodic components.
本文在原有定性分析方法的基础上，提出基于年径流时间序列主周期小波系数加权求和预测周期成分的年径流预测模型。
Based on the very characteristic of reliability prediction, the papers used a new SVM model called Weighted SVM (WSVM) to model and predict the system reliability.
基于可靠性预测这一特性，本文采用支持向量机的一种新模型——加权支持向量机对系统可靠性进行建模和预测。
This paper proposes the prediction method of time series based on AR model and forecasts the development trend of weighted length of fiber for hydrocyclone by this method.
以时间序列为理论基础，利用时间序列分析方法对水力旋流器的筛分性能建立了AR模型，并依据该模型对纤维重均长度变化趋势进行了预测分析。
This paper proposes the prediction method of time series based on AR model and forecasts the development trend of weighted length of fiber for hydrocyclone by this method.
以时间序列为理论基础，利用时间序列分析方法对水力旋流器的筛分性能建立了AR模型，并依据该模型对纤维重均长度变化趋势进行了预测分析。
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