生态学中的逐步聚类模型

生态学中的逐步聚类模型

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contributed at 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Classification(s)

Geography SubjectPhysical GeographyEcosystem

Detailed Description

生态学中的逐步聚类模型

 

(1)目标函数 S 模型:

 

式中,为第个样方组的样方数;为其均值;N 个样方的总均值; mN个样方所分的组数。

 

(2)目标函数增量模型:

 

 

式中, 分别为第, 个样方组数值的列向量;分别为第, 个样方组的样方数。

 

参考资料

张峰,上官铁梁:逐步聚类法及其应用。植物生态学报, 1996,20(6)

How to cite

《资源环境数学模型手册》 (2018). 生态学中的逐步聚类模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/f256cdd5-39a2-4d2c-893d-8d548f717b27
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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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