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This paper explores improvements in prediction accuracy and inference capability when allowing for potential correlation in team-level random effects across multiple game-level responses from different assumed distributions. First-order and…

应用统计 · 统计学 2019-03-01 Jennifer E. Broatch , Andrew T. Karl

We consider the analysis of continuous repeated measurement outcomes that are collected through time, also known as longitudinal data. A standard framework for analysing data of this kind is a linear Gaussian mixed-effects model within…

统计方法学 · 统计学 2018-04-10 Özgür Asar , David Bolin , Peter J. Diggle , Jonas Wallin

We study the problem of learning robust discriminative representations of causally related latent variables given the underlying causal graph and a training set comprising passively collected observational data and interventional data…

机器学习 · 计算机科学 2025-12-16 Gautam Sreekumar , Vishnu Naresh Boddeti

In this paper, we propose a probabilistic generative model, called unified model, which naturally unifies the ideas of social influence, collaborative filtering and content-based methods for item recommendation. To address the issue of…

社会与信息网络 · 计算机科学 2011-09-06 Mao Ye , Xingjie Liu , Wang-Chien Lee

We propose a partially linear additive Gaussian graphical model (PLA-GGM) for the estimation of associations between random variables distorted by observed confounders. Model parameters are estimated using an $L_1$-regularized maximal…

机器学习 · 计算机科学 2019-06-11 Sinong Geng , Minhao Yan , Mladen Kolar , Oluwasanmi Koyejo

Causal inference is crucial for understanding the true impact of interventions, policies, or actions, enabling informed decision-making and providing insights into the underlying mechanisms that shape our world. In this paper, we establish…

统计方法学 · 统计学 2024-03-26 Jingyue Huang , Changbao Wu , Leilei Zeng

Epilepsy is a disorder characterised by spontaneous, recurrent seizures. Both local and network abnormalities have been associated with epilepsy, and the exact processes generating seizures are thought to be heterogeneous and…

神经元与认知 · 定量生物学 2019-01-07 Yujiang Wang , Gabrielle Marie Schroeder , Nishant Sinha , Peter Neal Taylor

Linear Mixed Model (LMM) is a common statistical approach to model the relation between exposure and outcome while capturing individual variability through random effects. However, this model assumes the homogeneity of the error term's…

统计方法学 · 统计学 2026-01-27 Vincent Jeanselme , Marco Palma , Jessica K Barrett

Causal analysis based on non-uniform embedding schemes is an important way to detect the underlying interactions between dynamic systems. However, there are still some obstacles to estimate high-dimensional conditional mutual information…

统计方法学 · 统计学 2020-02-19 Ziyu Jia , Youfang Lin , Zehui Jiao , Yan Ma , Jing Wang

Studies have shown that exposure to air pollution, even at low levels, significantly increases mortality. As regulatory actions are becoming prohibitively expensive, robust evidence to guide the development of targeted interventions to…

应用统计 · 统计学 2018-02-20 Kwonsang Lee , Dylan S. Small , Francesca Dominici

We consider a three-level meta-analysis of standardized mean differences. The standard method of estimation uses inverse-variance weights and REML/PL estimation of variance components for the random effects. We introduce new moment-based…

统计方法学 · 统计学 2024-11-05 Elena Kulinskaya , David C. Hoaglin

This paper focuses on the multivariate linear mixed-effects model, including all the correlations between the random effects when the marginal residual terms are assumed uncorrelated and homoscedastic with possibly different standard…

统计方法学 · 统计学 2017-05-04 Eric Adjakossa , Grégory Nuel

Outliers are ubiquitous in modern data sets. Distance-based techniques are a popular non-parametric approach to outlier detection as they require no prior assumptions on the data generating distribution and are simple to implement. Scaling…

机器学习 · 统计学 2016-05-04 Mario Lucic , Olivier Bachem , Andreas Krause

Learning about causal effects in target populations and their subsets may be facilitated by combining information from multiple sources. One major class of study designs that combine information involves appending an index study with data…

For large-scale testing with graph-associated data, we present an empirical Bayes mixture technique to score local false discovery rates. Compared to empirical Bayes procedures that ignore the graph, the proposed method gains power in…

统计方法学 · 统计学 2019-11-26 TIen Vo , Vamsi Ithapu , Vikas Singh , Michael A. Newton

Network-linked data, where multivariate observations are interconnected by a network, are becoming increasingly prevalent in fields such as sociology and biology. These data often exhibit inherent noise and complex relational structures,…

统计方法学 · 统计学 2025-09-11 Jianxiang Wang , Can M. Le , Tianxi Li

Epilepsy is a neurological disease characterized by recurrent and spontaneous seizures. It affects approximately 50 million people worldwide. In majority of the cases accurate diagnosis of the disease can be made without using any…

定量方法 · 定量生物学 2013-04-05 Roxana A. Stephanescu , R. G. Shivakeshavan , Sachin S. Talathi

Empirical Bayes methods are widely used for large-scale estimation and inference in the Poisson means problem. Existing results establish theoretical properties of the nonparametric maximum likelihood estimator (NPMLE) for optimal posterior…

统计理论 · 数学 2026-05-06 Taehyun Kim

Causal effect estimation from observational data is a challenging problem, especially with high dimensional data and in the presence of unobserved variables. The available data-driven methods for tackling the problem either provide an…

统计方法学 · 统计学 2022-07-25 Debo Cheng , Jiuyong Li , Lin Liu , Jiji Zhang , Jixue Liu , Thuc Duy Le

In this paper, we propose a data-adaptive empirical likelihood-based approach for treatment effect estimation and inference, which overcomes the obstacle of the traditional empirical likelihood-based approaches in the high-dimensional…

统计方法学 · 统计学 2020-12-15 Wei Liang , Ying Yan