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Inference of the marginal probability distribution is defined as the calculation of the probability of a subset of the variables and is relevant for handling missing data and hidden variables. While inference of the marginal probability…

机器学习 · 统计学 2022-07-22 Fritz M. Bayer , Giusi Moffa , Niko Beerenwinkel , Jack Kuipers

In this paper we study approaches for dealing with treatment when developing a clinical prediction model. Analogous to the estimand framework recently proposed by the European Medicines Agency for clinical trials, we propose a…

The ICH E9 addendum introduces the term intercurrent event to refer to events that happen after randomisation and that can either preclude observation of the outcome of interest or affect its interpretation. It proposes five strategies for…

统计方法学 · 统计学 2021-07-12 Camila Olarte Parra , Rhian M. Daniel , Jonathan W. Bartlett

This paper presents a simple yet efficient method for statistical inference of tensor linear forms using incomplete and noisy observations. Under the Tucker low-rank tensor model and the missing-at-random assumption, we utilize an…

统计理论 · 数学 2024-11-04 Wanteng Ma , Dong Xia

Significant treatment effects are often emphasized when interpreting and summarizing empirical findings in studies that estimate multiple, possibly many, treatment effects. Under this kind of selective reporting, conventional treatment…

计量经济学 · 经济学 2025-12-11 Andreas Dzemski , Ryo Okui , Wenjie Wang

Intercurrent events, common in clinical trials and observational studies, affect the existence or interpretation of final outcomes. Principal stratification addresses this challenge by defining local average treatment effect estimands…

统计方法学 · 统计学 2025-09-22 Jiaqi Tong , Brennan Kahan , Michael O. Harhay , Fan Li

Chronic pain is a global health challenge affecting millions of individuals, making it essential for physicians to have reliable and objective methods to measure the functional impact of clinical treatments. Traditionally used methods, like…

机器学习 · 计算机科学 2026-03-23 Yuanheng Mao , Lillian Yang , Stephen Yang , Ethan Shao , Zihan Li

In observational studies, the identification of causal estimands depends on the no unmeasured confounding (NUC) assumption. As this assumption is not testable from observed data, sensitivity analysis plays an important role in observational…

统计方法学 · 统计学 2023-09-28 Md Abdul Basit , Mahbub A. H. M. Latif , Abdus S Wahed

Comparing different medications is complicated when adherence to these medications differs. We can overcome the adherence issue by assessing effectiveness under sustained use, as in the usual causal `per-protocol' estimand. However, when…

统计方法学 · 统计学 2024-09-10 Kerollos Nashat Wanis , Mats Julius Stensrud , Aaron Leor Sarvet

With reference to a binary outcome and a binary mediator, we derive identification bounds for natural effects under a reduced set of assumptions. Specifically, no assumptions about confounding are made that involve the outcome; we only…

统计方法学 · 统计学 2026-04-03 Marco Doretti , Elena Stanghellini

In this paper, we develop a semiparametric sensitivity analysis approach designed to address unmeasured confounding in observational studies with time-to-event outcomes. We target estimation of the marginal distributions of potential…

统计方法学 · 统计学 2025-11-21 Linda Amoafo , Shiyao Xu , Elizabeth Platz , Daniel Scharfstein

Although treatment effects can be estimated from observed outcome distributions obtained from proper randomization in clinical trials, covariate adjustment is recommended to increase precision. For important treatment effects, such as odds…

统计方法学 · 统计学 2025-07-03 Susanne Dandl , Torsten Hothorn

Clinical diagnosis of meniscus injuries requires radiologists to integrate volumetric MRI evidence with patient context (e.g., sex, age, BMI) and to produce structured diagnostic reports. Existing knee MRI benchmarks are typically unimodal…

计算机视觉与模式识别 · 计算机科学 2026-05-28 Shurui Xu , Siqi Yang , Weiping Ding , Hui Wang , Mengzhen Fan , Yuyu Sun , Shuyan Li

Estimating individual-level treatment effect from observational data is a fundamental problem in causal inference and has attracted increasing attention in the fields of education, healthcare, and public policy.In this work, we concentrate…

机器学习 · 计算机科学 2025-07-10 Hui Meng , Keping Yang , Xuyu Peng , Bo Zheng

Independence testing plays a central role in statistical and causal inference from observational data. Standard independence tests assume that the data samples are independent and identically distributed (i.i.d.) but that assumption is…

机器学习 · 统计学 2022-07-04 Ragib Ahsan , Zahra Fatemi , David Arbour , Elena Zheleva

We propose a hierarchically structured variational inference model for accurately disentangling observable evidence of disease (e.g. brain lesions or atrophy) from subject-specific anatomy in brain MRIs. With flexible, partially…

计算机视觉与模式识别 · 计算机科学 2022-11-17 Anjun Hu , Jean-Pierre R. Falet , Brennan S. Nichyporuk , Changjian Shui , Douglas L. Arnold , Sotirios A. Tsaftaris , Tal Arbel

Observational studies are the primary source of data for causal inference, but it is challenging when existing unmeasured confounding. Missing data problems are also common in observational studies. How to obtain the causal effects from the…

统计方法学 · 统计学 2023-05-15 Renzhong Zheng

When doing impact evaluation and making causal inferences, it is important to acknowledge the heterogeneity of the treatment effects for different domains (geographic, socio-demographic, or socio-economic). If the domain of interest is…

统计方法学 · 统计学 2021-03-12 Setareh Ranjbar , Nicola Salvati , Barbara Pacini

Causal inference from observational data provides strong evidence for the best action in decision-making without performing expensive randomized trials. The effect of an action is usually not identifiable under unobserved confounding, even…

机器学习 · 计算机科学 2026-02-02 Md Musfiqur Rahman , Ziwei Jiang , Hilaf Hasson , Murat Kocaoglu

Many interventions are both beneficial to initiate and harmful to stop. Traditionally, to determine whether to deploy that intervention in a time-limited way depends on if, on average, the increase in the benefits of starting it outweigh…

统计方法学 · 统计学 2024-08-28 Lina M. Montoya , Elvin H. Geng , Michael Valancius , Michael R. Kosorok , Maya L. Petersen