陆地表面状态参数估计的遥感方法

陆地表面状态参数估计的遥感方法

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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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Geography SubjectGIScience & Remote SensingCartography

Detailed Description

陆地表面状态参数估计的遥感方法

(1)   裸露表面土壤水分的被动式微波遥感是利用辐射计从土壤表面的辐射强度。这个辐射正比于地表温度和地表辐射系数之积,依赖于土壤的介电常数及地表粗糙度,这一般被称为微波亮度温度:

(2)   落泪土壤的主动微波测量方法即是测量雷达波的后向散射,其能够直接与土壤水分联系起来:

式中,是表示表面粗糙度的项;a是表示土壤水分敏感度的项;是土壤水分的体积含量。

参考文献

    Hall F G,TownshendJ R,Engman E T:陆地表面状态参数估计遥感算法的现状。Remote Sensing of Environment,199551

How to cite

《资源环境数学模型手册》 (2018). 陆地表面状态参数估计的遥感方法, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/a0b094c7-bba2-4261-b531-139af543709b
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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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