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- Grey model theory for woman body is given and described. 提出和描述了灰色模型理论。
- Methods Grey model(1,1) was applied and residual was amel iorated. 方法 应用GM(1,1)模型对中山试点血吸虫病患病率建模并进行残差修正 ,进行 3年预测。
- An algorithm based on grey model to predict idle period for DPM is proposed in order to improve the accuracy of predicted results. 摘要为提高空闲预测的准确性,提出基于灰色模型的空闲预测算法。
- Grey model is an exponential model,which has high precision to observation data series fiting in with exponential rule. 灰色模型是一种指数模型,它对于符合指数规律的观测数据序列具有较高的精确度。
- This paper develops grey model, and offers modified grey model, and uses it to embankment settlement research. 本文在灰色模型的基础上进行改进,提出了修正灰色模型,并将其应用于路基沉降研究。
- At last,GM(1,1) grey model is used for fitting and to predict the production of the gas wells. 引用GM(1,1)灰色模型对气井的产量进行拟合,并在此基础上进行了产量预测。
- Through the example, it indicate that segmentation grey model has higher fitting precision and forecast precision. 通过实例应用表明,分段灰色校正模型具有较高的拟合精度和预测精度。
- But grey model has some shortcomings, as GM (1, 1) is an increasing exponent model, which is of unlimited increase. 但灰色模型有不足之处,主要是GM(1,1)预测模型是增长指数模型,具有无限增长的特性。
- Among most curve fit methods, grey model curve can be used to describe embankment settlement. 摘要在众多的曲线拟合方法中,灰色模型曲线可以用来描述路基沉降。
- Grey Model is with the characters of less date, high precision and without prior information. 灰色模型具有所需数据少、预测精度高和无需先验信息的特点。
- The grey model is with the characters of less data, high precision and without prior information. 摘要灰色模型具有所需数据少、预测精度高和无需先验信息的特点。
- First, the old smoothed values estimated from the grey model GM(1,1) need further discussion and clarification. 首先,以灰色模式GM(,1)计的前期平滑值需被进一步讨论与确认。
- The paper uses Grey Link analysis theory to confirm foot length, foot width and highness of toe girth to be the primary parts of the toe Grey Model. 本文运用灰色关联分析理论,确定脚长、脚宽、趾围高为趾围灰色模型的主要预测部位,同时建立人体趾围尺寸灰色模型,经实验检验,预测效果良好。
- As the frequently used grey model,GM(1,1) is particularly available to such random unconfirmed issue like traffic accident forecasting. GM(1,1)模型是最常用的一种灰色模型,尤其适合于交通事故预测“小样本”的随机不确定问题。
- A discrete grey model is redefined, and its parameters expression is given.Then the discrete grey optimize model is constructed. 摘要对离散灰色模型进行了重新定义并给出了参数求解式,建立了离散最优化灰色模型。
- In the paper,the feasibility of GIM(1) grey model in environmental protection investment trend forecasting was discussed. 本文利用GIM(1)灰色模型,探析了它在环保投资趋势预测应用中的可行性。
- Grey model (GM) method can meet the request of forecast due to its strengths of little original data needed and high precision. 灰色模型由于需要的原始数据较少,精度较高等优点,能满足油气操作成本预测的要求。
- Because of the limitation of grey model GM (1,1) in applying of load forecasting, we use grey emendation GM (1,1) model. 基于灰色GM(1,1)模型在负荷预测运用中的局限性,引入分段灰色较正GM(1,1)模型;
- This paper forcasts the passenger traffic volume for Hengyang railway station from 2004 to 2008 by using the grey model. 本文用灰色模型预测方法对2004年至2008年的衡阳车站的旅客发送量进行了预测。
- Also, based on the combining forecasting theory, an integrated ANN and grey model were be defined, which supplies an effective method for further improving prediction accuracy. 并根据优选组合预测理论将灰色钱差预测与神经网络预测结果有机结合,给出了这一方法在材料性能预测中的应用实例,为进一步提高预测精度提供了有效的方法。