• 具体回归预测指数平滑灰色模型预测法、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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  • 由历史数据推测未来趋势众多方法较突出时间序列法最小方法指数平滑回归分析相关分析

    Prominent among the various techniques that can help to extrapolate past date into future trends are the following:time series, least squares method, exponential smoothing, regression and correlation.

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  • 提出了当零售商采用一平滑指数简单移动平均法获得需求信息的过程中,存在波动放大现象。

    It shows that the demand variability does not increase when the retailer relies on the simply exponentially weighted moving average or the simple moving average to forecast demand.

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  • 预测过程中,指数平滑预测预测效果十分理想

    And the forecasting effect of the Exponential Smoothing Estimation Method is very well.

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  • 法库中,除了部分常规预测算法滑动平均指数平滑线性回归加入了BP神经网络算法进行预测

    In the arithmetic base, besides some general predict algorithm as glide average, exponential smoothness, linearity regress, etc, it adds BP neural network algorithm for forecast.

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  • 本文介绍指数平滑基本思想公式及其应用实例,并探讨了矿坑涌水量预测应用中的几个问题

    This paper introduces the basic idea, formulae and cases of application of the index smoothing method. It discusses several problems of its application in the mine groundwater discharge forecast.

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  • 回归分析法灰色系统模型指数平滑目前常用水上交通事故预测方法

    Regression analysis, grey-system and exponential smoothing method are in common use as forecasting methods of maritime accidents nowadays.

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  • 然而模糊指数平滑模式两个特性尚未被清楚讨论

    However, two characters in the fuzzy exponential smoothing model have never been clearly discussed.

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  • 本文讨论了季节性指数平滑地下水位预报中的应用

    Application of seasonal exponential smoothing method to groundwater level prediction is discussed herein.

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  • 研究了有关布朗单一参数指数平滑经济预测模型系数估计问题整理给出了比较完整证明

    This paper analysized the estimation problem on coefficient of Brown single parameter index smooth economic prediction model followed by giving a complete attestation.

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  • 并将优化后指数平滑系数我国煤炭产量预测得以验证。

    The coefficient of exponential smoothing has been proved in the prediction of the coal output in our country.

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  • 建立了基于最小二乘法曲线拟合指数平滑需求量预测模型

    Additionally, a model of demand forecast, which bases on methods of least square and exponential smoothing, also be made.

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  • 对统计算法回归模型中的假设条件平滑指数自适应调整、ARMA模型的参数估计了一些分析。

    We make analyses of the three hypotheses of regression. Adaptive adjustment of smoothing index parameters and parameter estimation of ARMA models.

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  • 通过分析行程时间时间序列时变特性,利用指数平滑模型进行预测最后提出合理修正方法

    Then, we make prediction with moving exponential average model after the analysis of the travel time series. Finally, we present reasonable justification.

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  • 指数平滑模型充分体现负荷连续变化趋势性周期性但是没有详细考虑天气因素对负荷影响

    Single exponent smoothness model fully embodies the characters of trend and cycle of the continuous varying power load, but it can not think about the effect of the weather elements carefully.

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  • 因此应用模糊数学平滑指数预测方法推出了一种火电厂烟气脱硫工程造价快速估算方法。

    Therefore, a predictive method using fuzzy mathematic and smooth indexes has developed a new quick estimation method for FGD engineering cost of thermal power plants.

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  • 文中提出了一种自动选择平滑系数指数平滑预测实例表明效果良好。

    Furthermroe, we provide an exponent smoothing method for automatically choosing the smooth coefficient. The effect is validated by the prediction examples.

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  • 基于模糊理论指数平滑预测结合的方法,给出了以预测单方造价基础投标工程单方造价快报算法。其算法具有普遍的应用价值

    The paper proposes a fast algorithm for cost of building per square meter based on fuzzy theory and smooth exponential prediction, this algorithm is universal significance of application.

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  • 指数平滑预报一步预报误差序列进行实时建模实时修正基础实现未来校正预报

    The self-tuning prediction of the future value can be achieved on the basis of real time model-building and modification to the one-step predicting errors sequence in the exponential smooth predictor.

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  • 运用指数平滑我国珠宝首饰市场未来一定时期的销售趋势进行预测预测结果进行评估、修正,从而透析我国珠宝首饰市场发展前景,为相关部门提供参考。

    Based on the previous data, the sale tendency of our jewelry market in China is studied by using index smooth method, and the appraisal to the forecast result is also carried on.

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  • 结论可以利用指数平滑时间序列进行预测

    Conclusion: The exponential smoothing method could be employed to forecast a time series of one dimension for cucumber downy disease.

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  • 布朗单一参数四次指数平滑更好跟踪时序非线性变化趋势,达到更好的短期预测效果。

    Quartic exponential smoothing method can follow the nonlinear trend of time series better and can also forecast better.

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  • 通过赋予合理权重,将C-D生产函数模型多元回归模型和指数平滑模型加权组合

    The model which combined Cobb-Douglas production function, multiple regression model and exponential smoothing model can improve the accuracy of fix and forecast by proper weighs.

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  • 预测过程采用相关回归指数平滑数学方法科学决策

    The forecasting course has used mathematical approach to make science decisions such as correlation recurrence and exponential smoothing etc.

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  • 本文基于指数平滑基本原理讨论电力系统日负荷预测方法。

    This paper is concerned with the fundamentals of the smooth index and their application in the day-load prediction for electrical power systems.

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  • 离散指数趋近离散变速趋近律结合平滑切换的组合趋近律仿真控制效果;

    Discrete index asymptotic law and discrete variable speed asymptotic law are combined to form the smooth switching asymptotic law, and the theoretic analysis is validated by simulation.

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  • 首先本文给出了指数平滑方法定义分析了每种方法的特点,预测方法的选取主要取决于三种方法的差异性

    Firstly, the definition of exponential smoothing is presented. Then three models' characteristics are analyzed. How we choose these three models is based on these differences mainly.

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  • 实例预报结果表明适应指数平滑预报模型应用于灌区需水量预报是可行的。

    The forecasting results of the case study has proved that the adaptive control exponential smoothing forecasting model suits water demand forecast in irrigation districts.

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  • 指数加权平滑模型进行了改进,使之适用于多种不同变化规律参数预报

    The exponent weighted gliding average model is improved to fit in with the forecasting of the parameters with various changing law.

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  • 同时利用改进季节性指数平滑完成郑州市城市用水量预测

    Using the improved seasonal exponential smoothing to finish the prediction of water consumption of Zhengzhou at the same time.

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