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Author:

芦飞 (芦飞.) | 薛留根 (薛留根.) (Scholars:薛留根)

Indexed by:

CQVIP

Abstract:

在广义估计方程框架下,发展了一类灵活的回归模型来参数化协方差结构.通过合并广泛使用的修正的Cholesky分解和滑动平均Cholesky分解,得到自回归滑动平均Cholesky分解.该分解能够参数化更一般的协方差结构,且其输入具有清晰的统计解释.对这些输入建立回归模型,并利用拟Fisher迭代算法估计回归系数.均值和协方差模型中的参数估计皆具有相合性和渐近正态性.最后通过模拟研究考察了所提方法的有限样本表现.

Keyword:

Cholesky分解 广义估计方程 纵向数据

Author Community:

  • [ 1 ] [芦飞]北京工业大学
  • [ 2 ] [薛留根]北京工业大学

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Source :

数学的实践与认识

ISSN: 1000-0984

Year: 2020

Issue: 1

Volume: 50

Page: 183-187

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 6

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