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Sample covariance matrices are widely used in multivariate statistical analysis. The central limit theorems (CLT's) for linear spectral statistics of high-dimensional non-centered sample covariance matrices have received considerable…

统计方法学 · 统计学 2014-04-29 Shurong Zheng , Z. D. Bai , Jiangfeng Yao

We consider $n\times n$ real symmetric and Hermitian Wigner random matrices $n^{-1/2}W$ with independent (modulo symmetry condition) entries and the (null) sample covariance matrices $n^{-1}X^*X$ with independent entries of $m\times n$…

概率论 · 数学 2009-09-25 A. Lytova , L. Pastur

We develop tests for high-dimensional covariance matrices under a generalized elliptical model. Our tests are based on a central limit theorem (CLT) for linear spectral statistics of the sample covariance matrix based on self-normalized…

统计理论 · 数学 2019-12-17 Xinxin Yang , Xinghua Zheng , Jiaqi Chen

We study the Central Limit Theorem (CLT) in the so-called mixed (anisotropic) Lebesgue-Riesz spaces and tail behavior of normed sums of centered random independent variables (vectors) with values in these spaces.

概率论 · 数学 2013-08-27 E. Ostrovsky , L. Sirota

We consider large non-Hermitian random matrices $X$ with complex, independent, identically distributed centred entries and show that the linear statistics of their eigenvalues are asymptotically Gaussian for test functions having…

概率论 · 数学 2023-10-16 Giorgio Cipolloni , László Erdős , Dominik Schröder

We develop a central limit theorem (CLT) for a non-parametric estimator of the transition matrices in controlled Markov chains (CMCs) with finite state-action spaces. Our results establish precise conditions on the logging policy under…

统计理论 · 数学 2026-03-26 Ziwei Su , Imon Banerjee , Diego Klabjan

We develop a new toolbox for the analysis of the global behavior of stochastic discrete particle systems. We introduce and study the notion of the Schur generating function of a random discrete configuration. Our main result provides a…

概率论 · 数学 2021-01-01 Alexey Bufetov , Vadim Gorin

We establish a central limit theorem (CLT) for families of products of $\epsilon$-independent random variables. We utilize graphon limits to encode the evolution of independence and characterize the limiting distribution. Our framework…

概率论 · 数学 2025-04-15 Guillaume Cébron , Patrick Oliveira Santos , Pierre Youssef

Dynamical systems with $\epsilon$ small random perturbations appear in both continuous mechanical motions and discrete stochastic chemical kinetics. The present work provides a detailed analysis of the central limit theorem (CLT), with a…

数学物理 · 物理学 2021-03-17 Yu-Chen Cheng , Hong Qian

For large dimensional non-Hermitian random matrices $X$ with real or complex independent, identically distributed, centered entries, we consider the fluctuations of $f(X)$ as a matrix where $f$ is an analytic function around the spectrum of…

概率论 · 数学 2021-12-22 László Erdős , Hong Chang Ji

In this paper we propose a new approach to the central limit theorem (CLT), based on functions of bounded F\'echet variation for the continuously differentiable linear statistics of random matrix ensembles which relies on: a weaker form of…

概率论 · 数学 2022-01-12 Mario Diaz , James A. Mingo

Consider random symmetric Toeplitz matrices $T_{n}=(a_{i-j})_{i,j=1}^{n}$ with matrix entries $a_{j}, j=0,1,2,...,$ being independent real random variables such that \be \mathbb{E}[a_{j}]=0, \ \ \mathbb{E}[|a_{j}|^{2}]=1 \ \ \textrm{for}\,\…

概率论 · 数学 2010-11-09 Dang-Zheng Liu , Xin Sun , Zheng-Dong Wang

We prove central limit theorem for linear eigenvalue statistics of orthogonally invariant ensembles of random matrices with one interval limiting spectrum. We consider ensembles with real analytic potentials and test functions with two…

数学物理 · 物理学 2007-11-13 M. Shcherbina

We consider the spectral properties of a class of regularized estimators of (large) empirical covariance matrices corresponding to stationary (but not necessarily Gaussian) sequences, obtained by banding. We prove a law of large numbers…

概率论 · 数学 2009-01-22 Greg W. Anderson , Ofer Zeitouni

We prove two theorems related to the Central Limit Theorem (CLT) for Martin-L\"of Random (MLR) sequences. Martin-L\"of randomness attempts to capture what it means for a sequence of bits to be "truly random". By contrast, CLTs do not make…

概率论 · 数学 2022-01-31 Anton Vuerinckx , Yves Moreau

Linear structural error-in-variables models with univariate observations are revisited for studying modified least squares estimators of the slope and intercept. New marginal central limit theorems (CLT's) are established for these…

统计理论 · 数学 2009-09-29 Yuliya V. Martsynyuk

This paper studies the asymptotic spectral properties of a renormalized sample correlation matrix, including the limiting spectral distribution, the properties of largest eigenvalues, and the central limit theorem for linear spectral…

统计理论 · 数学 2025-05-14 Qianqian Jiang , Junpeng Zhu , Zeng Li

In this article, we revisit the question of fluctuations of linear statistics of beta ensembles in the single cut and non-critical regime for general potentials $V$ under mild regularity and growth assumptions. Our main objective is to…

概率论 · 数学 2024-03-27 Jürgen Angst , Ronan Herry , Dominique Malicet , Guillaume Poly

In this paper, we study fluctuations of conditionally centered statistics of the form $$N^{-1/2}\sum_{i=1}^N c_i(g(\sigma_i)-\mathbb{E}_N[g(\sigma_i)|\sigma_j,j\neq i])$$ where $(\sigma_1,\ldots ,\sigma_N)$ are sampled from a dependent…

统计理论 · 数学 2025-10-07 Nabarun Deb

In this paper, we derive a joint central limit theorem for random vector whose components are function of random sesquilinear forms. This result is a natural extension of the existing central limit theory on random quadratic forms. We also…

概率论 · 数学 2014-11-06 Qinwen Wang , Zhonggen Su , Jianfeng Yao