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Title: One Bootstrap suffices to generate sharp uniform bounds in functional estimation (English)
Author: Deheuvels, Paul
Language: English
Journal: Kybernetika
ISSN: 0023-5954
Volume: 47
Issue: 6
Year: 2011
Pages: 855-865
Summary lang: English
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Category: math
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Summary: We consider, in the framework of multidimensional observations, nonparametric functional estimators, which include, as special cases, the Akaike–Parzen–Rosenblatt kernel density estimators ([1, 18, 20]), and the Nadaraya–Watson kernel regression estimators ([16, 22]). We evaluate the sup-norm, over a given set ${\bf I}$, of the difference between the estimator and a non-random functional centering factor (which reduces to the estimator mean for kernel density estimation). We show that, under suitable general conditions, this random quantity is consistently estimated by the sup-norm over ${\bf I}$ of the difference between the original estimator and a bootstrapped version of this estimator. This provides a simple and flexible way to evaluate the estimator accuracy, through a single bootstrap. The present work generalizes former results of Deheuvels and Derzko [4], given in the setup of density estimation in $\mathbb{R}$. (English)
Keyword: nonparametric functional estimation
Keyword: density estimation
Keyword: regression estimation
Keyword: bootstrap
Keyword: resampling methods
Keyword: confidence regions
Keyword: empirical processes
MSC: 62G05
MSC: 62G08
MSC: 62G09
MSC: 62G15
MSC: 62G20
MSC: 62G30
idZBL: Zbl 06047590
idMR: MR2907846
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Date available: 2011-12-08T09:59:21Z
Last updated: 2013-09-22
Stable URL: http://hdl.handle.net/10338.dmlcz/141729
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