数学模型的建立及亚热带北界的确定

数学模型的建立及亚热带北界的确定

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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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Application-focused categoriesNatural-perspectiveLand regions
Application-focused categoriesIntegrated-perspectiveRegional scale

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Chinese {{currentDetailLanguage}} Chinese

数学模型的建立及亚热带北界的确定

 

1)建立要素集

是一个因素集,表示被考虑的因素,i=1,2n

 

2)确定权数分配:

定义U上的FuzzyA,叫做U中因素的权数分配,记为:

 

 

式中,  

 

3)给出评语集V

是一个评语集,表示评价的结果,j=1,2m

 

4)确定综合评价转换矩阵R

设第i因素的单因素评价为,他可视为上的Fuzzy集。表示第因素的评价对于等评语的隶属度,n个因素的综合评价转换矩阵R

 

 

5)综合评价计算:

令综合评语B=AB

 

 

参考文献:

吴登茹:用模糊数学方法划定陕西省境内的亚热带北界。地理研究,1985,43

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How to Cite

《资源环境数学模型手册》 (2018). 数学模型的建立及亚热带北界的确定, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/463e39c8-262f-42c2-8406-dca62d27a859
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Last modifier : 
Anxun Ren
Last modify time : 
2020-11-18
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Contributor(s)

initial contribute: 2018-12-04

Authorship

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

History

Last modifier : 
Anxun Ren
Last modify time : 
2020-11-18
Modify times : 
View History

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