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  1. No Access

    Article

    The extremes of dependent chi-processes attracted by the Brown-Resnick process

    Motivated by some recent works on the topic of the Brown-Resnick process, we study the functional limit theorem for normalized pointwise maxima of dependent chi-processes. It is proven that the properly normal...

    Junjie Sun, Zhongquan Tan in Acta Mathematica Scientia (2024)

  2. Article

    Open Access

    Tactics analysis and evaluation of women football team based on convolutional neural network

    In order to realize the process of player feature extraction and classification from multi-frequency frame-changing football match images more quickly, and complete the tactical plan that is more conducive to ...

    Lechuan Shen, Zhongquan Tan, Zekun Li, Qikun Li, Guoqin Jiang in Scientific Reports (2024)

  3. No Access

    Article

    Extremes of a Type of Locally Stationary Gaussian Random Fields with Applications to Shepp Statistics

    Let \(\{Z(\tau ,s), (\tau ,s)\in [a,b]\times [0,T]\}\) { Z ( τ , s ) , ( τ , s ) ∈ [ a , b ] × [ 0 , T ] } with some positive constants abT be a centered Gaussian random field with variance function $$...

    Zhongquan Tan, Shengchao Zheng in Journal of Theoretical Probability (2020)

  4. No Access

    Article

    Almost Sure Convergence for the Maximum of Nonstationary Random Fields

    We obtain an almost sure limit theorem for the maximum of nonstationary random fields under some dependence conditions. The obtained result is applied to Gaussian random fields.

    Luísa Pereira, Zhongquan Tan in Journal of Theoretical Probability (2017)

  5. No Access

    Article

    Maxima and sum for discrete and continuous time Gaussian processes

    We study the asymptotic relation among the maximum of continuous weakly and strongly dependent stationary Gaussian process, the maximum of this process sampled at discrete time points, and the partial sum of t...

    Yang Chen, Zhongquan Tan in Frontiers of Mathematics in China (2016)

  6. No Access

    Article

    Extremes of Shepp statistics for fractional Brownian motion

    Define the incremental fractional Brownian field with parameter H ∈ (0, 1) by Z H (τ, s) = B H

    ZhongQuan Tan, Yang Yang in Science China Mathematics (2015)

  7. No Access

    Article

    Limit laws for the maxima of stationary chi-processes under random index

    Let \(\{\chi _{k}(t), t\ge 0\}\) { ...

    Zhongquan Tan, Changchun Wu in TEST (2014)

  8. Article

    Open Access

    A note on the almost sure central limit theorem for the product of some partial sums

    Let ( X n ...

    Yang Chen, Zhongquan Tan, Kaiyong Wang in Journal of Inequalities and Applications (2014)

  9. No Access

    Article

    On Piterbarg Max-Discretisation Theorem for Standardised Maximum of Stationary Gaussian Processes

    With motivation from Hüsler (Extremes 7:179–190, 2004) and Piterbarg (Extremes 7:161–177, 2004) in this paper we derive the joint limiting distribution of standardised maximum of a continuous, stationary Gaussian...

    Zhongquan Tan, Enkelejd Hashorva in Methodology and Computing in Applied Probability (2014)

  10. No Access

    Article

    Almost sure asymptotics for extremes of non-stationary Gaussian random fields

    In this paper, the authors prove an almost sure limit theorem for the maxima of non-stationary Gaussian random fields under some mild conditions related to the covariance functions of the Gaussian fields. As t...

    Zhongquan Tan, Yuebao Wang in Chinese Annals of Mathematics, Series B (2014)

  11. No Access

    Article

    Limit theorems for extremes of strongly dependent cyclo-stationary χ-processes

    In this paper, with motivation from the paper of Konstant et al. (Lith Math J 44:196-208, 2004) we derive limit theorems for the maximum of strongly dependent cyclo-stationary

    Zhongquan Tan, Enkelejd Hashorva in Extremes (2013)

  12. No Access

    Article

    Exact tail asymptotics of the supremum of strongly dependent Gaussian processes over a random interval

    Let \( \mathcal{T} \) be a positive random variable independent of a real-valued stochastic process ...

    Zhongquan Tan, Enkelejd Hashorva in Lithuanian Mathematical Journal (2013)

  13. No Access

    Article

    Some asymptotic results on extremes of incomplete samples

    Let X 1,X 2, ⋯ be a sequence of independent and identically distributed random variables and M n  =  max {X 1,X ...

    Zhongquan Tan, Yuebao Wang in Extremes (2012)

  14. No Access

    Article

    Almost sure central limit theorem for partial sums of Markov chain

    The authors prove an almost sure central limit theorem for partial sums based on an irreducible and positive recurrent Markov chain using logarithmic means, which realizes the extension of the almost sure cent...

    Guangming Zhuang, Zuoxiang Peng, Zhongquan Tan in Chinese Annals of Mathematics, Series B (2012)

  15. No Access

    Article

    Almost sure central limit theorem for the maxima and sums of stationary Gaussian sequences

    In this paper, we proved an almost sure central limit theorem for the maxima (after centered at the sample mean) and the partial sums of standardized stationary Gaussian sequences under some conditions related...

    Zhongquan Tan, Yuebao Wang in Journal of the Korean Statistical Society (2011)

  16. No Access

    Article

    Almost sure central limit theorem for the products of U-statistics

    Let (X n ) be a sequence of i.i.d random variables and U n a U-statistic corresponding to a s...

    Zuoxiang Peng, Zhongquan Tan, Saralees Nadarajah in Metrika (2011)