• Certain sales volume prediction model established on the basis of regression analysis method has higher prediction precision to the types of commodity that closely related to the change of seasons.

    运用回归分析方法建立某类销售量预测模型,对季节变化关联强的商品的销售量较高预测精确度

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  • Being used the inversion method based on porosity of reservoir, the prediction precision has then been increased.

    改用孔隙度为基准的反演方法,提高了储层预测精度

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  • Results Build two kinds of ANN forecast models of HFRS incidence They are better than traditional method on prediction precision.

    结果建立HFRS发病率ANN预测模型,其预测精度远远高于传统方法

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  • The algorithm can evidently reduce the coding overhead for disparity information with the same prediction precision.

    传统算法相比,在相同预测精度下,明显降低视差信息编码开销

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  • And the prediction precision of the mathematic model also increases as volatility of evaporation liquid decreases.

    随着蒸发液体挥发性能减弱新建模型预测精度增加

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  • The prediction precision and the ability of noise elimination are improved by introducing space distance of central point as fit parameter into predicting process.

    中心点空间距离作为一个拟合参数引入预测过程提高了预测精度能力

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  • It is testified by instance that the relative error of stimulated annealing grey model is smaller than traditional grey model's and it has improved the prediction precision.

    经过实例检验,改进模拟退火-灰色模型相对误差传统灰色模型多,提高预测精度。

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  • The comparison, between RBF and BP, proves that RBF has a faster convergence rate, a higher prediction precision and a bright prospect of engineering application.

    对比了RBFBP预测方法,结果表明,RBF方法收敛速度快预报精度高,由此也证实了其具有工程应用前景

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  • The prediction precision of spectral analysis is very low, but the main period variations can be determined.

    分析进行预报精度不高,可以发现钟差时间序列中的主要周期变化;

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  • The prediction of helicopter track with grey system theory involves less dictation data and gives a higher prediction precision.

    灰色系统预测直升机航迹只需用较少探测数据,就可以得到较高的预测精度。

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  • It improves the unequal interval gray forecast model, and the prediction precision is improved.

    弥补了传统非等间距原始数据预测模型的不足,提高了灰色预测精度

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  • Finally by training the network is trained using cutting dates, so the prediction precision of each model is compared.

    最后利用切削样本数据网络进行了训练,并同分析模型在拟合精度预测精度方面进行了比较

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  • Result: ANN forecast model of HFRS incidence was built with high prediction precision.

    结果建立HFRS发病率ANN预测模型,其预测精度高

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  • It is shown that this method renders convenient calculation, rational results, high prediction precision, and its outcome can provide reference for groundwater exploitation in irrigation area.

    结果显示方法计算方便结果合理,且预测精度较高灌区地下水开采提供参考

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  • Simulation result shows that GMDH method can be applied to nonlinear system modeling successfully and has such advantages as higher prediction precision and good calculation stability, etc.

    仿真结果表明用GMDH方法建立非线性系统模型具有预测精度计算稳定性好优点

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  • Theoretical analysis and simulation showed that this algorithm can improve the prediction precision, reduce the limitation to head motion, and decrease visual delay effectively.

    理论分析仿真检验表明算法明显地提高预测精度减缓了图像的抖动和操作者头部运动限制有效地减少视觉延迟

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  • The model had higher prediction precision compared with traditional regression model.

    模型传统回归模型有着更高预测精度

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  • Compared with another method proposed by Knoebel and others, the models are of both certain mechanism and better prediction precision on the whole.

    国外一种同类研究方法比较,本文所提出模型具有一定理性更好的整体预精度

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  • Experiments show that the method can improve the simplicity and the prediction precision of classifying rules.

    试验表明算法有效提高分类规则简明性预测精度

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  • The calculated compressibility factors were compared with the published experimental results. Furthermore, several significant factors influencing the prediction precision of EOS were proposed.

    并将理论计算得到压缩因子试验结果进行对比分析,得出了影响状态方程预测精度几个重要因素

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  • To improve prediction precision is the most radical objective in short term load forecasting (STLF).

    提高预测精度短期负荷预测基本目标

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  • The model had higher prediction precision compared with traditional regression model.

    比较各方法预测精度,赋予不同权重,建立组合预测模型

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  • The model has the advantages of gray model and Markov mode and has a good prediction precision.

    模型兼有灰色预测马尔可夫预测优点,预测精度较高

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  • The results show that using the GM (1, 1) model to forecast the tax data involves a smaller sample and less information. It's easier to build the model and the prediction precision is better.

    结果表明GM(1,1)模型税收数据进行预测,不仅所需样本信息,而且建模简单,具有好的预测精度

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  • The case study showed that the time dependent parameter model has high prediction precision.

    实例计算表明时变参数预测模型有望提高模型的预测精度。

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  • Through application of this model to the actual project, we find that the new model has a better prediction precision and achieve ideal results.

    通过这个模型实际项目应用我们发现新的模型具有好的预测精度达到理想的效果。

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  • Example taken from Datong mine area is presented here and it shows that the prediction precision may satisfy the demands of practice.

    计算结果可以看出预测精度满足生产矿井实际需要

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  • The combined use of above method and the metabolic fractal interpolation forecasting model provides new idea and new method for improving the runoff prediction precision.

    方法新陈代谢分形插值预测模型结合使用有效提高径流预测精度提供了思路新方法。

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  • The combined use of above method and the metabolic fractal interpolation forecasting model provides new idea and new method for improving the runoff prediction precision.

    方法新陈代谢分形插值预测模型结合使用有效提高径流预测精度提供了思路新方法。

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