卫星遥感估测土壤水分的相关模型

卫星遥感估测土壤水分的相关模型

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Initial contribute: 2018-12-04

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Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Method-focused categoriesData-perspectiveRemote sensing analysis

Model Description

Chinese {{currentDetailLanguage}} Chinese

卫星遥感估测土壤水分的相关模型

(1)    土壤水分与光谱反射率R的关系模型:

式中,p为土壤水分百分数;ab为待定系数。

(2)    土壤反射率与辐亮度的关系模型:

式中,为某波段土壤平均反射率;传感器相应波段的平均辐亮度;Ab为与仪器对波段频率响应和仪器灵敏度有关的系数和常数。

(3)    光学植被覆盖度模型:

 

 

式中,4波段的光谱亮度;23,波段的平均光谱亮度;为理想的全植被光学信息时的4波段的光谱亮度;为理想的全植被光学信息时的23波段平均光谱亮度;为一常数,在数值上等于裸土壤的的差值,其意义为裸土壤的虚生物量本底。

(4)土壤的光谱亮度模型:

 

 

参考文献

    刘培军,张琳等:卫星遥感估测土壤水分的一种方法。遥感学报,199712

How to Cite

《资源环境数学模型手册》 (2018). 卫星遥感估测土壤水分的相关模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/19adcab2-7357-4a16-a2e7-2bef62ffd76b
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Last modifier : 
haolingchen
Last modify time : 
2020-11-02
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Contributor

Initial contribute: 2018-12-04

Co-contributor(s)

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
Homepage:  
View
Is authorship not correct? Feedback

History

Last modifier : 
haolingchen
Last modify time : 
2020-11-02
Modify times : 
View History

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