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THE IDENTIFIABILITY OF COPULA MODELS FOR DEPENDENT COMPETING RISKS DATA WITH EXPONENTIALLY DISTRIBUTED MARGINS
被引:3
|作者:
Wang, Antai
[1
,2
]
机构:
[1] New Jersey Inst Technol, Newark, NJ USA
[2] New Jersey Inst Technol, Dept Math Sci, Newark, NJ 07102 USA
关键词:
Archimedean copula models;
copula graphic estimator;
identifiability of competing risks data;
SURVIVAL;
ASSOCIATION;
D O I:
10.5705/ss.202020.0520
中图分类号:
O21 [概率论与数理统计];
C8 [统计学];
学科分类号:
020208 ;
070103 ;
0714 ;
摘要:
We prove the identifiability property of Archimedean copula models for dependent competing risks data when at least one of the failure times is expo-nentially distributed. With this property, it becomes possible to quantify the de-pendence between competing events based on exponentially distributed dependent censored data. We demonstrate our estimation procedure using simulation studies and in an application to survival data.
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页码:983 / 1001
页数:19
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