MLREIS土地资源评价模型

MLREIS土地资源评价模型

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Contributor(s)

contributed at 2018-12-04

Authorship

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

Method-focused categoriesData-perspectiveGeostatistical analysis
Method-focused categoriesProcess-perspectiveHuman-activity calculation

Model Description

Chinese {{currentDetailLanguage}} Chinese

MLREIS土地资源评价模型

 

1.土地资源适宜性评价的Fuzzy聚焦模式

(1) Fuzzy相似关系矩阵模型:

 

式中,m为样本数;为权重分配向量,为隶属函数。

 

(2)Fuzzy聚类最佳分类水平的选定――统计量F模型:

 

 

式中,n为类数;N为样本总数;为第i类的样本数;为第i类样本的平均值;为总体样本的平均值;为第i类中的第j样本的值。

 

2.土地资源质量评价的Fuzzy模型识别模式

(1)确定矩阵:

 

 

式中,为参考对象的隶属度;为评价因素的权重向量。

 

(2)评价对象质量指数的计算和质量级别的确定:

评价对象相容度模型为:

 

 

参考文献

傅炜:微机土地资源评价信息系统的建立及其应用研究。环境遥感,19894(3)

 

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How to Cite

《资源环境数学模型手册》 (2018). MLREIS土地资源评价模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/7dc06f1d-08b7-4549-a229-3d871439be5a
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History

Last modifier : 
Mingyuan Li
Last modify time : 
2020-12-21
Modify times : 
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Contributor(s)

Initial contribute: 2018-12-04

Co-contributor(s)

Authorship

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

History

Last modifier : 
Mingyuan Li
Last modify time : 
2020-12-21
Modify times : 
View History

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