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Dive into the research topics where Yongfeng Wu is active.

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Featured researches published by Yongfeng Wu.


Applications of Mathematics | 2013

Some mean convergence and complete convergence theorems for sequences of m-linearly negative quadrant dependent random variables

Yongfeng Wu; Andrew Rosalsky; Andrei Volodin

The structure of linearly negative quadrant dependent random variables is extended by introducing the structure of m-linearly negative quadrant dependent random variables (m = 1, 2, …). For a sequence of m-linearly negative quadrant dependent random variables {Xn, n ⩾ 1} and 1 < p < 2 (resp. 1 ⩽ p < 2), conditions are provided under which


Communications in Statistics-theory and Methods | 2016

Complete moment convergence of weighted sums for arrays of negatively dependent random variables and its applications

Yongfeng Wu; Andrei Volodin


Applications of Mathematics | 2017

A correction to\newline``Some mean convergence and complete convergence theorems for sequences of

Yongfeng Wu; Andrew Rosalsky; Andrei Volodin

n^{ - 1/p} \sum\limits_{k = 1}^n {\left( {\left. {X_k - } \right|EX_k } \right) \to } 0


Communications in Statistics-theory and Methods | 2016

m

Yongfeng Wu; Mingle Guo


Glasnik Matematicki | 2014

-linearly negative quadrant dependent random variables''

Yongfeng Wu; Manuel Ordóñez Cabrera; Andrei Volodin

in L1. Moreover, for 1 ⩽ p < 2, conditions are provided under which


Lithuanian Mathematical Journal | 2012

Convergence of weighted sums for sequences of pairwise NQD random variables

Yongfeng Wu; Chunhua Wang; Andrei Volodin


Journal of The Korean Statistical Society | 2013

Complete convergence and complete moment convergence for arrays of rowwise END random variables

Yongfeng Wu; Manuel Ordóñez Cabrera; Andrei Volodin

n^{ - 1/p} \sum\limits_{k = 1}^n {\left( {X_k - EX_k } \right)}


Lithuanian Mathematical Journal | 2014

Limiting behavior for arrays of rowwise ρ * -mixing random variables

Yongfeng Wu; Soo Hak Sung; Andrei Volodin


Journal of Inequalities and Applications | 2015

On limiting behavior for arrays of rowwise negatively orthant dependent random variables

Yongfeng Wu; Tien-Chung Hu; Andrei Volodin

converges completely to 0. The current work extends some results of Pyke and Root (1968) and it extends and improves some results of Wu, Wang, and Wu (2006). An open problem is posed.


Applications of Mathematics | 2014

A note on the rates of convergence for weighted sums of ρ * -mixing random variables

Yongfeng Wu; Guangjun Shen

ABSTRACT The authors study the complete moment convergence of weighted sums for arrays of rowwise negatively dependent random variables. The obtained results improve the corresponding results of Baek and Park (2010). Convergence of weighted sums for arrays of negatively dependent random variables and its applications. As an application, the authors obtain the complete moment convergence of linear processes based on pairwise negatively dependent random variables. In addition, the authors point out a gap of the proof in Baek and Park (2010) and raise an open problem.

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Tien-Chung Hu

National Tsing Hua University

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Mingle Guo

Anhui Normal University

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