二维遥感数据的判别分析模型

二维遥感数据的判别分析模型

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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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Method-focused categoriesData-perspectiveRemote sensing analysis

Model Description

Chinese {{currentDetailLanguage}} Chinese

二维遥感数据的判别分析模型

根据选择的判别因子的数据进行线性组合,构成一个判别函数:

 
 


式中,为判别系数。

根据两个原则确定判别系数的数值:

(1)要求A类和B类间的距离最大;

(2)要求同类地物之间的区别要小。

根据上述两项原则,合起来要使下式最大:

 
 


根据求极值原理,上式中的系数满足如下方程组:

 
 


式中,为第K因子的自相关;为第K因子与第L个因子之间的互相关;为第K因子的两类平均差。

参考文献

凌美华,刘振声:流域地物识别的多谱段遥感数据分析。地理研究,198212)。

 

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How to Cite

《资源环境数学模型手册》 (2018). 二维遥感数据的判别分析模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/ef0f5fe8-4947-4940-8b95-516d4122f22f
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Last modifier : 
haolingchen
Last modify time : 
2020-11-02
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Contributor(s)

initial contribute: 2018-12-04

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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