端元比例方法

端元比例方法

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contributed at 2018-12-04

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Affiliation:  
岳天祥编著
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yue@lreis.ac.cn
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Geography SubjectGIScience & Remote SensingCartography

Detailed Description

元比例方法

Adams等(1989)提出了一个用时解出端元比例的方法,方程为:

 

式中,是参照端元r在波段c的反射系数;是为校准的图像端元i在波段c的辐射;是端元的比例;N是端元的数目;是波段c的误差;是增益,是偏移;解出,利用系数对辐射的测量值进行校准,得到反射系数的值。

参考文献

    Evans D L,SmithM O:在热成像与偏振SAR图像中对植被与岩石信号的分离。RemoteSensing of Environment,1991,37

 

How to cite

《资源环境数学模型手册》 (2018). 端元比例方法, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/10a9145c-394d-47c4-ab91-a746f7ea8ba4
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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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