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We propose novel methodology for testing equality of model parameters between two high-dimensional populations. The technique is very general and applicable to a wide range of models. The method is based on sample splitting: the data is…

统计方法学 · 统计学 2013-01-17 Nicolas Städler , Sach Mukherjee

Linear mixed-effects models are widely used in analyzing clustered or repeated measures data. We propose a quasi-likelihood approach for estimation and inference of the unknown parameters in linear mixed-effects models with high-dimensional…

统计方法学 · 统计学 2021-03-10 Sai Li , Tony T. Cai , Hongzhe Li

Symmetry plays a central role in the sciences, machine learning, and statistics. For situations in which data are known to obey a symmetry, a multitude of methods that exploit symmetry have been developed. Statistical tests for the presence…

统计方法学 · 统计学 2024-12-24 Kenny Chiu , Benjamin Bloem-Reddy

The network data has attracted considerable attention in modern statistics. In research on complex network data, one key issue is finding its underlying connection structure given a network sample. The methods that have been proposed in…

统计方法学 · 统计学 2024-08-09 Kang Fu , Jianwei Hu , Seydou Keita

Distance correlation has become an increasingly popular tool for detecting the nonlinear dependence between a pair of potentially high-dimensional random vectors. Most existing works have explored its asymptotic distributions under the null…

统计理论 · 数学 2021-10-06 Lan Gao , Yingying Fan , Jinchi Lv , Qi-Man Shao

In this paper, we consider the problem of testing the mean vector in the high dimensional settings. We proposed a new robust scalar transform invariant test based on spatial sign. The proposed test statistic is asymptotically normal under…

统计方法学 · 统计学 2015-06-30 Long Feng , Fasheng Sun

To assess whether there is some signal in a big database, aggregate tests for the global null hypothesis of no effect are routinely applied in practice before more specialized analysis is carried out. Although a plethora of aggregate tests…

统计理论 · 数学 2024-05-08 Anders Bredahl Kock , David Preinerstorfer

Asymptotic methods for hypothesis testing in high-dimensional data usually require the dimension of the observations to increase to infinity, often with an additional condition on its rate of increase compared to the sample size. On the…

统计理论 · 数学 2024-03-26 Joydeep Chowdhury , Subhajit Dutta , Marc G. Genton

We discuss a general approach to handling "multiple hypotheses" testing in the case when a particular hypothesis states that the vector of parameters identifying the distribution of observations belongs to a convex compact set associated…

统计理论 · 数学 2016-02-24 A. Goldenshluger , A. Juditski , A. Nemirovski

We study a class of hypothesis testing problems in which, upon observing the realization of an $n$-dimensional Gaussian vector, one has to decide whether the vector was drawn from a standard normal distribution or, alternatively, whether…

统计理论 · 数学 2010-11-22 Louigi Addario-Berry , Nicolas Broutin , Luc Devroye , Gábor Lugosi

The statistical analysis of discrete data has been the subject of extensive statistical research dating back to the work of Pearson. In this survey we review some recently developed methods for testing hypotheses about high-dimensional…

机器学习 · 统计学 2017-12-19 Sivaraman Balakrishnan , Larry Wasserman

High-dimensional group inference is an essential part of statistical methods for analysing complex data sets, including hierarchical testing, tests of interaction, detection of heterogeneous treatment effects and inference for local…

统计方法学 · 统计学 2020-12-01 Zijian Guo , Claude Renaux , Peter Bühlmann , T. Tony Cai

We consider two hypothesis testing problems for low-rank and high-dimensional tensor signals, namely the tensor signal alignment and tensor signal matching problems. These problems are challenging due to the high dimension of tensors and…

统计方法学 · 统计学 2026-02-10 Ruihan Liu , Zhenggang Wang , Jianfeng Yao

Thanks to its favorable properties, the multivariate normal distribution is still largely employed for modeling phenomena in various scientific fields. However, when the number of components $p$ is of the same asymptotic order as the sample…

统计理论 · 数学 2022-11-17 Caizhu Huang , Claudia Di Caterina , Nicola Sartori

This paper presents a procedure for testing the hypothesis that the underlying distribution of the data is elliptical when using robust location and scatter estimators instead of the sample mean and covariance matrix. Under mild assumptions…

统计方法学 · 统计学 2015-02-20 Ana M. Bianco , Graciela Boente , Isabel M. Rodrigues

In this paper, we consider procedures for testing hypotheses on the dimension of the linear span generated by a growing number of $p\times p$ covariance matrices from independent $q$ populations. Under a proper limiting scheme where all the…

统计理论 · 数学 2026-02-16 Tianxing Mei , Chen Wang , Jianfeng Yao

Motivated by the importance of measuring the association between the response and predictors in high dimensional data, In this article, we propose a new mean variance test of independence between a categorical random variable and a…

统计方法学 · 统计学 2018-02-01 Hengjian Cui , Wei Zhong

We consider statistical procedures for hypothesis testing of real valued functionals of matched pairs with missing values. In order to improve the accuracy of existing methods, we propose a novel multiplication combination procedure.…

统计理论 · 数学 2018-01-29 Lubna Amro , Frank Konietschke , Markus Pauly

High-dimensional logistic regression is widely used in analyzing data with binary outcomes. In this paper, global testing and large-scale multiple testing for the regression coefficients are considered in both single- and two-regression…

统计方法学 · 统计学 2020-11-23 Rong Ma , T. Tony Cai , Hongzhe Li

Estimation and hypothesis tests for the covariance matrix in high dimensions is a challenging problem as the traditional multivariate asymptotic theory is no longer valid. When the dimension is larger than or increasing with the sample…

统计方法学 · 统计学 2020-11-18 Deepak Nag Ayyala , Santu Ghosh , Daniel F. Linder