灵敏性和种别性的统计计算模型

灵敏性和种别性的统计计算模型

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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

灵敏性和种别性的统计计算模型

 

Y 是一个随机变量,在01中取值,分别表示负面的和正面的反应; X 是一个连续随机变量,是利益的指示者或制造者。如果X 的值大于某个界限值 c ,那么我们将推测那个单元中Y =1;如果,我们将推测Y = 0。定义如下:

 

 

负面的预测值(PPV)

 

 

正面的预测值(NPV)

 

 

式中,是利益响应的潜在流行性。

 

参考资料

Murtaugh P A:生态指数的统计计算。Ecological Application,1996,6(1)

How to cite

《资源环境数学模型手册》 (2018). 灵敏性和种别性的统计计算模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/90916d18-512d-4c89-82a6-ba80a7109cf4
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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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