• The forecast accuracy was proved to be satisfactory with an error ratio less than 6%.

    检测模型的预测精度,结果显示误差小于6%。

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  • The forecast accuracy rate was more than 70%, which played a great role in agricultural activities.

    预报业务系统实用性强,逐日预报准确率达到70%以上,在生产实践中发挥了积极作用

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  • The research shows that the forecast accuracy of this model is better under complex flow field and variable weather conditions.

    研究表明模型能够复杂气象条件多变情况下,预测精度好;

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  • 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准确度减小预测误差,本文BP神经网络进行改进

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  • The results show that, ANFIS is a powerful tool for modelling human error risks, it not only improves the forecast accuracy, but saves time.

    结果表明ANFIS对于失误风险评价来说一个强有力的工具不仅提高预测精度而且节省了时间。

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  • The adaptive particle swarm optimization is used to optimize the parameters of SVM so as to avoid artificial arbitrariness and enhance the forecast accuracy.

    同时利用粒子算法优化小波最小二乘支持向量机参数避免人为选择参数的盲目性从而提高了模型的预测精度。

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  • The results show that the optimal initial field produced by BDA scheme is closer to the observations and the forecast accuracy for both track and intensity is improved effectively.

    结果表明经过BDA方案优化的台风初始更加接近实际台风结构,有效地提高了台风路径强度预报准确率

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  • Evaluating the forecast accuracy of mineral resources could guide the prospecting project scientifically and effectively, reduce the prospecting cost and raise the economic efficiency.

    矿产资源预测精度进行评价能够使预测结果科学有效指导探矿工程降低成本提高经济效益。

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  • Through the test we found that the forecast accuracy of neural network forecasting model is higher than that of random walk model, and there is an obvious difference between two models.

    通过检验发现神经网络预测模型预测精度上要高于随机游动模型,而且两个模型的预测结果存在明显差异

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  • Increasing the accuracy of forecast in normal times (knowing whether the economy next year will grow at 2.4 per cent or 2.5 per cent) is far less important than knowing the risk of a major recession.

    提高正常时期预测准确性——知道明年经济增长率是2.4%还是2.5%,远没有了解重大衰退风险那么重要

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  • 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业务所有产品预测准确率平均提升了20%。

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  • And of these 10, a forecast accuracy of 80 per cent means the forecasters will correctly predict rain on 8 trips.

    10下雨天气天气预报将会准确预报其中的8次,因为它的准确率为80%。

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  • A quarterly forecast for the next 12 months is useful for tracking the accuracy of the analyst and for keeping an eye on whether or not the company is performing as anticipated.

    后面12个月季度预测有助于跟踪分析准确性,也有助于观察公司表现是否合乎预期

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  • Start with consumption, the side of the equation that can be forecast with some accuracy.

    让我们消费入手,可以基本准确预测因素。

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  • Cut off from work by the snow (which, incidentally, had been forecast with almost pinpoint accuracy), I was out with the kids and being teased by the other dads.

    大雪阻碍工作(顺带一提,那场预报准确无误),孩子们出去其他父亲嘲笑

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  • So in spite of the apparently high rate of accuracy, rain will only fall on 30 per cent of the trips for which they forecast rain.

    所以尽管预报准确率高达80%,但预报有的日子里,出门一个小时真碰上雨的可能性只有30%.

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  • 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.

    利用软测量思想采用神经网络建立软测量模型分析进行数据处理,克服传统方法不足提高出口带钢厚度预测精度

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  • With traditional forecast method compare, the accuracy of this model forecast result is higher.

    传统公交客流量预测方法相比模型预测结果具有更高的精度

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  • One way to get the attention of key executives is to calculate what a one-percentage-point improvement in forecast accuracy may mean to the company.

    有种方法可以帮助获得高管支持:计算出1%预测改进给公司带来怎样的影响。

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  • A conception of "frequency factor" is suggested for improving the accuracy to forecast the shrinkage defects.

    提高预测铸件凝固收缩缺陷准确度提出了频率因子概念

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  • For improving forecast accuracy and the efficiency of network training, we USES principle components analysis method to reduce the dimensionality of the feature space.

    为了进一步提高预测精度网络训练效率,对众多预报因子采用成分分析方法进行维处理。

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  • The nature of forecast factors determines the level of forecast accuracy.

    预报因子优劣决定着预测精度高低

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  • Analysis on the effect of parameter estimation and forecast accuracy according to the select of variable factors.

    变量因子选择参数估计估测精度影响分析

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  • Analysis on the effect of parameter estimation and forecast accuracy according to the select of variable factors.

    变量因子选择参数估计估测精度影响分析

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