划分农业区的判别函数

划分农业区的判别函数

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contributed at 2018-12-04

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Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Earth System SubjectEarth Surface SystemAnthroposphere
Geography SubjectHuman GeographyAgricultural Geography

Detailed Description

划分农业区的判别函数

     设研究地域为一个系统,称为农业生产地域系统。它包含n农业区,每个农业区包含若干个农业生产基本单元x,每个基本单元有m因子(变量)。各母体的分布密度均假设服从正态分布。

     

式中,是一个m维向量;参数分别是母体的期望向量与协方差矩阵相同。

设有观测样本g=1,2GK=1,2n,则判别函数为:

                

式中,

参考文献

     张伯祉,董瑞芳:用逐步判别分析划分农业区的尝试――以淮南地区为例。地理研究,1984,3,(4

How to cite

《资源环境数学模型手册》 (2018). 划分农业区的判别函数, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/5b66da9f-67be-4fc7-b04a-8f25ceffd049
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Contributor

contributed at 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
Homepage:  
View
Is authorship not correct? Feed back

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