Large dimensional empirical likelihood

The empirical likelihood is a versatile nonparametric approach to testing hypotheses and constructing confidence regions. However it is not clear if Wilks’ Theorem still works in high dimensions. In this paper, by adding two pseudo-observations to the original data set, we prove the asymptotic norma...

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Main Authors: Chen, Binbin, Pan, Guangming, Yang, Qing, Zhou, Wang
Other Authors: School of Physical and Mathematical Sciences
Format: Article
Language:English
Published: 2018
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Online Access:https://hdl.handle.net/10356/88029
http://hdl.handle.net/10220/46882
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Institution: Nanyang Technological University
Language: English
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spelling sg-ntu-dr.10356-880292020-03-07T12:31:27Z Large dimensional empirical likelihood Chen, Binbin Pan, Guangming Yang, Qing Zhou, Wang School of Physical and Mathematical Sciences Empirical Likelihood Large Dimensional Data DRNTU::Science::Mathematics The empirical likelihood is a versatile nonparametric approach to testing hypotheses and constructing confidence regions. However it is not clear if Wilks’ Theorem still works in high dimensions. In this paper, by adding two pseudo-observations to the original data set, we prove the asymptotic normality of the log empirical likelihood-ratio statistic when the sample size and the data dimension are comparable. In practice, we suggest using the normalized F(p,n-p) distribution to approximate its distribution. Simulation results show excellent performance of this approximation. 2018-12-07T07:34:54Z 2019-12-06T16:54:27Z 2018-12-07T07:34:54Z 2019-12-06T16:54:27Z 2015 Journal Article Chen, B., Pan, G., Yang, Q., & Zhou, W. (2015). Large dimensional empirical likelihood. Statistica Sinica, 25, 1659-1677. doi:10.5705/ss.2013.246 1017-0405 https://hdl.handle.net/10356/88029 http://hdl.handle.net/10220/46882 10.5705/ss.2013.246 en Statistica Sinica © 2015 Statistica Sinica.
institution Nanyang Technological University
building NTU Library
country Singapore
collection DR-NTU
language English
topic Empirical Likelihood
Large Dimensional Data
DRNTU::Science::Mathematics
spellingShingle Empirical Likelihood
Large Dimensional Data
DRNTU::Science::Mathematics
Chen, Binbin
Pan, Guangming
Yang, Qing
Zhou, Wang
Large dimensional empirical likelihood
description The empirical likelihood is a versatile nonparametric approach to testing hypotheses and constructing confidence regions. However it is not clear if Wilks’ Theorem still works in high dimensions. In this paper, by adding two pseudo-observations to the original data set, we prove the asymptotic normality of the log empirical likelihood-ratio statistic when the sample size and the data dimension are comparable. In practice, we suggest using the normalized F(p,n-p) distribution to approximate its distribution. Simulation results show excellent performance of this approximation.
author2 School of Physical and Mathematical Sciences
author_facet School of Physical and Mathematical Sciences
Chen, Binbin
Pan, Guangming
Yang, Qing
Zhou, Wang
format Article
author Chen, Binbin
Pan, Guangming
Yang, Qing
Zhou, Wang
author_sort Chen, Binbin
title Large dimensional empirical likelihood
title_short Large dimensional empirical likelihood
title_full Large dimensional empirical likelihood
title_fullStr Large dimensional empirical likelihood
title_full_unstemmed Large dimensional empirical likelihood
title_sort large dimensional empirical likelihood
publishDate 2018
url https://hdl.handle.net/10356/88029
http://hdl.handle.net/10220/46882
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