• Maize dwarf Mosaic was predicted using growth model forecasting method, Markov chains forecasting method and regression model forecasting method. And yield loss of MDM was assessed.

    利用生长模型预测马尔科夫预测法回归模型预测法对玉米花叶病发生流行进行预测对玉米矮花叶病损失估计进行了初步探讨。

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  • Descusses the logarithmic correction factors of general multiplicative regression model and percent bias of unadjusted predicted value. The pool of correction factors is proposed.

    文中讨论了一般乘法回归模型对数改正系数未校正预测值相对偏差提出了对数改正系数的合并问题。

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  • With regression model total grape acreage, fruiting acreage, grape yield, wine production and total economic capacity of Ningxia were analyzed and predicted.

    葡萄种植面积采收面积、单位面积产量总产量葡萄酒产量葡萄酒产业总产值进行分析预测。

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  • A regression model for predicting 13 types of VGO hydrocarbon compositions was set up by stepwise regression method, and the predicted value agreed quite well with the actual test data.

    回归模型统计分析及检验结果表明,所得模型预测能力强,可以用于减压蜡油组成预测

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  • The expenditure of the funds for scientific research is predicted by means of the GM(1,1)Model and the Linear Regression Model with high accuracy.

    本文运用灰色GM1,1)模型线性回归模型对科技经费投入进行预测,实际算例可知其精确度是相当

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  • The output from 2004 to 2010 was predicted by means of a multivariate regression linear model, including the factors. The results show the model with a higher precision and the better practicability.

    建立一个包含这些因子垃圾产量多元线性回归分析预测模型2004~2010年垃圾产量进行预测。

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  • Parameters of the storage degradation model are estimated through the regression theory, and the storage life of missile EMR under normal stress is predicted.

    通过回归理论估计贮存退化模型参数,并用所建模型用EMR正常温度应力贮存寿命进行了预测。

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  • Parameters of the storage degradation model are estimated through the regression theory, and the storage life of missile EMR under normal stress is predicted.

    通过回归理论估计贮存退化模型参数,并用所建模型用EMR正常温度应力贮存寿命进行了预测。

    youdao

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