• 基于改进灰色模型预测精度思想,给出一种改进灰色模型预测算法

    Based on ideals of improving on forecasting precision of the grey model, an improved grey forecasting algorithm was given.

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  • 通过油田产量预测实例计算表明改进灰色模型预测精度明显提高。

    A practical example of oilfield production forecast shows that using the improved gray forecast model high accuracy can be obtained.

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  • 具体回归预测指数平滑法灰色模型预测法、BP神经网络法RBF神经网络法。

    Such as the return of specific prediction method, smoothing index, grey model prediction, BP neural network, RBF neural network .

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  • 对比发现利用组合灰色神经网络模型预测位移值单独的灰色模型预测位移值具有更高的精度。

    It is more accurate of the forecasting results by the composite gray neural network model than that by the only gray models by comparison.

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  • 通过建立株洲站旅客发送量灰色预测模型,说明利用灰色模型预测铁路客运量具有良好精度,可以客流组织提供依据

    The establishment of grey forecast model in Zhuzhou Station has shown better accuracy while forecasting the passenger volume and thus offered reference for passenger flow organization.

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  • 通过建立株洲站旅客发送量灰色预测模型,说明利用灰色模型预测铁路客运量具有良好精度,可以客流组织提供依据

    The establishment of grey forecast model in Zhuzhou Station has shown better accuracy while forecasting the passenger volume and thus offered reference for passenger flow organ.

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  • 通过各种预测方法特点的分析比较,得出灰色模型预测方法作为地区电力负荷中期预测的方法,且方法误差小、精度高。

    By analyzing and comparing various prediction methods and their features, gray model prediction method can be used for predicting the medium-term regional electrical load.

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  • 应用灰色模型预测土地利用结构变化稳定土地利用政策下,预测结果基本反映土地利用结构变化的速度趋势,且计算较为简单,所需基础数据较少

    Gray forecast model could be made good use of by reflecting changes in land use structure and the speed of trends in a stable land-use policy. It's easy to apply and based on data for less.

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  • 预测领域灰色系统理论使用GM(1,1)模型

    GM (1, 1) model of Grey System Theory is used in prediction realm.

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  • 分析了灰色预测模型GM1,1)离散灰色预测模型DGM1,1)两者之间关系讨论了模型预测准确性稳定性

    The relationship between the grey model(GM(1,1) model) and the discrete grey model(DGM(1,1) model) is analyzed, and their prediction precisions and stabilities are discussed.

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  • 林业生产实践中,灰色系统模型预测人工林材积生长率有其适用价值

    It is worth while to apply the gray system model to predict the forest growth in practice.

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  • 灰色理论水位预测方面通常采用GM(1,1)模型进行预测

    In the water level prediction, the GM (1, 1) model is commonly adopted in the grey theory.

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  • 灰色预测模型矿井瓦斯涌出时间动态数列预测提供了一条新的途径

    The grey prediction model provides a new way for predicting the time dynamic numerical array of mine gas emission rate.

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  • 根据异常时刻组成灾变日期灰色灾变模型进行预测

    The prediction is conducted with the grey catastrophe model through the abrupt date set composed of abnormality times.

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  • 灰色模型日常负荷预测广泛得到运用。

    The gray model is widely applied in the day power load forecasting.

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  • 通过灰色预测模型GM(1,1),预测柳州市2010年城市规模

    We could predict the city size of 2010 in Liuzhou through gray systematic predicting model GM (1, 1).

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  • 本文针对运动成绩变化规律模糊性未知性等等,应用灰色系统理论提出预测运动成绩灰色模型方法,由此可得各项运动成绩预测的统一模式(参数不同)。

    Taking into account the fuzziness and uncertainty of sports performances, the authors of this paper established a grey module method of prediction by applying the theory of grey system.

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  • 探讨灰色预测模型GM(1,1)磨煤机出口温度预测中的应用

    The application of Grey models GM (1, 1) in the exit temperature prediction of coal pulverizer is discussed.

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  • 本文利用灰色预测模型,按新旧人才标准我国人才总量进行了预测

    We will forecast the gross of talents under the new and old talents standards with gray model.

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  • 第五基于灰色理论的证券犯罪预测模型”,介绍了基于灰色系统理论灰色预测模型方法应用灰色预测模型与方法,建立了合理的证券犯罪的灰色预测模型

    Chapter five, this paper introduces the forecast model and method based on the grey theory, and applies the model and method to establish a reasonable securities crime gray forecast model.

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  • 讨论了灰色预测模型以及灰色预测模型物流规模预测中的应用

    The gray forecasting model and its application to predict logistics scale are discussed in this paper.

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  • 介绍灰色预测模型以及灰色预测模型物流量预测中的应用

    The gray forecasting model and its application to predict logistics scale are introduced in this paper .

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  • 文章采用计算机辅助建立灰色预测模型方法,建立了中国医药卫生科学期刊论文合著指标的灰色预测模型

    The paper establishes a gray prediction model of the coauthor rate of the periodical thesises of Chinas medical and health science by means of the computer aided calculation.

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  • 通过昆明市2003-2010年生活垃圾产生量进行了灰色组合模型预测结果表明模型预测精度达到一级

    The result showed that the Gray Combining Predication Model's accuracy can reach first class in forecasting of Kunming urban waste output in 2003-2010.

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  • 研究传统灰色预测模型特性,证明了传统灰色预测模型偏差指数模型,并在此基础上提出了无偏灰色预测模型

    In this paper, the characteristics of the conventional grey-forecasting model are discussed, the fact that the conventional grey-forecasting model is a biased exponential model is testified.

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  • 研究传统灰色预测模型特性,证明了传统灰色预测模型偏差指数模型,并在此基础上提出了无偏灰色预测模型

    In this paper, the characteristics of the conventional grey-forecasting model are discussed, the fact that the conventional grey-forecasting model is a biased exponential model is testified.

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