谱混合分析模型

谱混合分析模型

  28

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

谱混合分析模型

对多谱段图像,谱的端元表示了每个成分的纯样本,从这些图像端元出发,可以对每个像素在每个谱段在方差最小的条件下进行拟合:

式中,DNb是某个像素在波段b的辐射的数位表示;F是端元i的比例;DNib是端元i在波段b的数位表示的辐射;N是端元数量;EbN端元在波段b的拟合误差。

     通过计算误差的均方根可对混合模型进行拟合检验。

参考文献

    MertesL A K,Smith M O,Adams J B:Landsat图像估计亚马逊河湿地的地表水中悬浮泥沙浓度。Remote Sensing of Environment199343

How to cite

《资源环境数学模型手册》 (2018). 谱混合分析模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/1d2aeccf-17ff-4ff2-8f99-f83c69d643dd
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.