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Author:

Wu, Cong (Wu, Cong.) | Zeng, Xiaochen (Zeng, Xiaochen.) | Mi, Na (Mi, Na.)

Indexed by:

Scopus SCIE

Abstract:

This paper considers multivariate deconvolution density estimations under the local Holder condition by wavelet methods. A pointwise lower bound of the deconvolution model is first investigated; then we provide a linear wavelet estimate to obtain the optimal convergence rate. The nonlinear wavelet estimator is introduced for adaptivity, which attains a nearly optimal rate (optimal up to a logarithmic factor). Because the nonlinear wavelet estimator depends on an upper bound of the smoothness index of unknown functions, we finally discuss a data-driven version without any assumption on the estimated functions.

Keyword:

Deconvolution Thresholding Density estimation 62G20 42C40 62G07 Wavelets Data driven

Author Community:

  • [ 1 ] [Wu, Cong]Beijing Univ Technol, Coll Math, Fac Sci, Beijing 100124, Peoples R China
  • [ 2 ] [Zeng, Xiaochen]Beijing Univ Technol, Coll Math, Fac Sci, Beijing 100124, Peoples R China
  • [ 3 ] [Mi, Na]Beijing Univ Technol, Coll Math, Fac Sci, Beijing 100124, Peoples R China
  • [ 4 ] [Wu, Cong]Hubei Univ Technol, Sch Sci, Wuhan 430068, Peoples R China

Reprint Author's Address:

  • [Zeng, Xiaochen]Beijing Univ Technol, Coll Math, Fac Sci, Beijing 100124, Peoples R China

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Source :

ADVANCES IN COMPUTATIONAL MATHEMATICS

ISSN: 1019-7168

Year: 2021

Issue: 1

Volume: 47

1 . 7 0 0

JCR@2022

ESI Discipline: MATHEMATICS;

ESI HC Threshold:31

JCR Journal Grade:2

Cited Count:

WoS CC Cited Count: 4

SCOPUS Cited Count: 4

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 6

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