我们应该选用什么样的相关性指标?

被引:95
作者
张尧庭
机构
[1] 北京大学光华管理学院
关键词
随机变量; 相关性; 连接函数; copula;
D O I
10.19343/j.cnki.11-1302/c.2002.09.008
中图分类号
C81 [统计方法];
学科分类号
摘要
Pearson correlation coefficient is very helpful for us to measure the relationship of two random variables.However,there is much localization about Pearson correlation index.In this paper,we propose several new measurements to evaluate correlation;Moreover,we also point out that there are affiliations with copula.
引用
收藏
页码:41 / 44
页数:4
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