制图准确度评估模型

制图准确度评估模型

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Contributor

contributed at 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Classification(s)

Geography SubjectGIScience & Remote SensingCartography

Detailed Description

制图准确度评估模型

假设在一个地层里有N个簇,每个簇又由M个样本单元构成,

i簇中第j个样本单元的观测值记为 ,当样本单元分类正确

时,其值取为1,否则为0.P表示正确分类的样本单元的实际比

例,则可定义簇内相关系数 为:

 

 

 

 

式中, ,;令p表示正确分类的样本单元的

 

采样比例,而  分别表示简单随机采样(SRS)和

簇采样法下p的方差,则簇采样法对SRS的相对效率为 

参考文献

     Edwars T C,Jr,Moisen G G etal:对遥感得到的生态区域尺度

覆盖图的制图准确度的评估。Remote Sensing of Environment1998,63

How to cite

《资源环境数学模型手册》 (2018). 制图准确度评估模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/043b6923-bd70-4fbc-85c9-24d842dbac2c
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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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