森林群丛在X-,C-及L-波段的后向散射及衰减特性的测量模型

森林群丛在X-,C-及L-波段的后向散射及衰减特性的测量模型

  47

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

Classification(s)

Geography SubjectGIScience & Remote SensingGround Feature Spectrum

Detailed Description

森林群丛在X-C-L-波段的后向散射及衰减特性的测量模型

  1)植被层的灰度系数(γveg)用相同小粒子组成的低密度云的单重散射来模拟:

 

式中,N是单位体积内的粒子数;h是植被层的高度,σ是一个粒子的雷达波截面积;Q是一个粒子的衰减截面积。

2)假设土壤的散射与植被散射间没有相干性,总的灰度系数为:

 

参考文献

Hoekman D H:森林群丛在 X-C-L-波段的后向散射及衰减特性的测量。Remote Sensing of Environment198723

How to cite

《资源环境数学模型手册》 (2018). 森林群丛在X-,C-及L-波段的后向散射及衰减特性的测量模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/0c640b1a-7b0c-4487-ad5f-7d83b0c852b4
Copy

QR Code

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

QR Code

You can link related {{typeName}} from your personal space to this model item, or you can create a new {{typeName.toLowerCase()}}.

Model Content & Service

These authorship information will be submitted to the contributor to review.