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    A vast amount of calculation and analysis indicates that the methods not only reduce the calculating time, but also have a high fitting accuracy.
    大量的计算和分析表明,两个方法不但大大地减少了计算量,并且具有很高的拟合精度。
    The results show that GIM(1)model has higher fitting accuracy and utilizes more known informations in original data,and widens the application scope in the field of environmeantal science.
    结果表明 GIM( 1 )模型的拟合精度优良 ,对原始资料中白化信息的利用更加丰富 ,拓宽了 GIM( 1 )模型在环境科学领域中的应用范围
    Using the method of non time sequence direct setting up, it caculates the theoretical values of environmental vibration in building construction and compares GIM(1) model with GM(1,1) model. The results show that GIM(1) model has higher fitting accuracy and utilizes more known informations in the original data, and widens the application scope in the field of environmental science.
    利用GIM(1)的非时序直接建模法预测研究建筑施工的环境振动 ,并将GIM(1)模型与GM (1,1)模型进行比较分析 ,结果表明GIM(1)模型的拟合精度优良 ,对原始资料中白化信息的利用更加丰富 ,拓宽了GIM (1)模型在环境科学领域中的应用范围
    An example shows the proposed method is of good practicability and high fitting accuracy.
    算例表明该方法实用性强,拟合精度高。
    The results show that the prediction model,which is established by the method,has high fitting accuracy on historical samples and good testing effect as well,and can be applied to forecast operation.
    计算结果表明,该预报方法所构造的预报模型对历史样本拟合精度高,试报效果也较好,可在预报业务中应用。
    An empirical Model is built concerning the overflow yield and all the structure and operating parameters employing nonlinear regression. This model is proved to have a fairly high fitting accuracy and can be used in predicting theoverflow yield of cyclone with a relatively high accuracy.
    用非线性回归方法建立了溢流产率与结构参数和操作参数间的经验模型,模型拟合精度高,能够比较准确的预测旋流器溢流产率。
    According to three inferior kind of desert steppe, the article separately develops the estimate model which is different curve type. And the results survey that the regression equation of parabola form which use SAVI as independent variable has the highest fitting accuracy.
    采用不同曲线类型对荒漠草原三个亚类分别建立基于植被指数的草地生物量估测模型,选取以SAVI为自变量的具有最高拟合度的二次方程形式的回归方程作为最佳模型;
 

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