长江水系沉淀物重金属含量变异函数

长江水系沉淀物重金属含量变异函数

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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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Classification(s)

Earth System SubjectEarth Surface SystemHydrosphere
Geography SubjectPhysical GeographyHydrology

Detailed Description

长江水系沉淀物重金属含量变异函数

 

              

式中,h为距离滞后(distance lag);E表示数学期望;Z(x)为在位置x处的变量值;Z(x,h)为在位置x偏离h处的变量值。

其散离形式可表达为:

        

式中,N(h)为距离等于h的点对数,Z(xi)为处于点xi变量的实测值;Z(xi+h)为与点xi偏离h变量的实测值。

张朝生,章升,何建邦:长江水系沉淀物重金属含量空间分布特征研究。地理学报,1997,52(2)

 

How to cite

《资源环境数学模型手册》 (2018). 长江水系沉淀物重金属含量变异函数, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/4d7b6429-bc42-4e8e-a4b7-968f8c208970
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Contributor

contributed at 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
Homepage:  
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