The combination forecasting method gives bigger weight to the models, which better conform with the variation of power load, and improves the precision. The sample calculation shows the truth.
采用组合预测法对能很好反映负荷变化规律的模型赋予较大的权重，从而提高负荷预测精度，示例计算表明组合预测法的预测精度明显高于各单一模型的预测精度。
This method can be applied to designing sample components for fatigue test as well as to forecasting various fatigue life of component from stress fatigue to strain fatigue.
该方法不仅可用于构件从应力疲劳到应变疲劳的各类疲劳寿命预测，还可用于构件的疲劳试验模拟件设计。
Meanwhile, the length of time on training sample was determined as the recent complete economic cycle when using artificial neural network for railway freight volume forecasting.
并提出在利用人工神经网络进行铁路货运量预测时，训练样本的时间长度为最近的一个完整经济周期。
This method has more strong robustness, suits the sample data in singular conditions and can keep a certain forecasting precision.
该方法具有较强的稳健性，适应异常情况下的样本数据，能保持较满意预测精度。
The sample DEA has an active function on giving an order of units, risk evaluation, analyzing of DEA efficient units and forecasting the combination efficiency of some units.
基于样本的DEA方法在择优排序，风险评估，分析有效单元性质，预测组合有效性等方面具有积极的作用。
Results show that short-term load forecasting by the developed method is sample, fast and accurate, which can be implemented on a personal computer.
计算结果表明，提出的短期负荷预测方法是简单、快速并精确的，可在个人计算机上实现。
In this way, the forecasting accuracy of concrete strength inferences with smaller margins of error to many sample data has been...
强度预测时，根据实际数据自适应选择拟和模型，这样在大样本量混凝土强度预测中得到了较好的精度。
In this way, the forecasting accuracy of concrete strength inferences with smaller margins of error to many sample data has been...
强度预测时，根据实际数据自适应选择拟和模型，这样在大样本量混凝土强度预测中得到了较好的精度。
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