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广义Gamma分布簇线性混合模型的收缩估计 被引量:3

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摘要 为了更好地拟合非经典复杂纵向数据,可以基于广义Gamma分布簇建立广义线性混合模型。然而,过高的模型复杂性不利于模型的解释和误差结构的推断。文章讨论如何将三参数广义Gamma分布收缩到两参数的Gamma分布、Weibull分布或指数分布,降低模型误设的风险。
作者 谢远涛 杨娟
出处 《统计与决策》 CSSCI 北大核心 2015年第5期37-40,共4页 Statistics & Decision
基金 国家自然科学基金资助项目(71303045)
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