地形描绘的数学方法

地形描绘的数学方法

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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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Method-focused categoriesData-perspectiveGeoinformation analysis

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地形描绘的数学方法

 

1)三次多项式拟合模型:

 

2)具有最小残差平方和的拟合函数模型:

 

式中,为权重系数;为二维余弦函数。

3)地形信息的提取――函数f的梯形矢量的大小和方向模型:

 

 

 

参考文献

彭望:地形描绘方法在黄土丘陵沟壑地区的应用。环境遥感,19894(1)

 

How to Cite

《资源环境数学模型手册》 (2018). 地形描绘的数学方法, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/a360bedf-611e-4fd9-86f4-53574f71d688
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Last modifier : 
tingxin
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2020-11-04
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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? Feedback

History

Last modifier : 
tingxin
Last modify time : 
2020-11-04
Modify times : 
View History

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