历史气候信息评价模型

历史气候信息评价模型

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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 SubjectPhysical GeographyClimatology
Earth System SubjectEarth Surface SystemAtmosphere

Detailed Description

历史气候信息评价模型

 

式中,Y=(y1,y2,…,yn)为史料中所载的气候事件;X=(x1,x2,…,xm)为真实的气候事件;(y1,…,yn)(x1,…,xm)对应常见的有旱涝等级1,2,3,4,5级或位于、小雨、中雨、大雨、暴雨、阴天、多云、晴朗等)X的原熵;

为已知YX的条件熵,P(xi,yi)为联合概率。

式中,ei为当Yyi时记录错误的概率。

 

参考文献

葛全胜:历史文献中气候信息的评价。地理学报,1990,45(1)

 

How to cite

《资源环境数学模型手册》 (2018). 历史气候信息评价模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/b7449158-c3ec-4f59-8dcc-4ec7687d4b7f
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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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