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This paper addresses patient heterogeneity associated with prediction problems in biomedical applications. We propose a systematic hypothesis testing approach to determine the existence of patient subgroup structure and the number of…

统计方法学 · 统计学 2021-01-08 Xu Gao , Weining Shen , Jing Ning , Ziding Feng , Jianhua Hu

Clinical text provides essential information to estimate the acuity of a patient during hospital stays in addition to structured clinical data. In this study, we explore how clinical text can complement a clinical predictive learning task.…

Tuberculosis (TB) is a major global health challenge, and is compounded by co-morbidities such as HIV, diabetes, and anemia, which complicate treatment outcomes and contribute to heterogeneous patient responses. Traditional models of TB…

机器学习 · 计算机科学 2024-11-19 Ethan Wu , Caleb Ellington , Ben Lengerich , Eric P. Xing

Individual differences in learning behavior within social groups, whether in humans, other animals, or among robots, can have significant effects on collective task performance. This is because it can affect individuals' response to the…

机器人学 · 计算机科学 2024-09-23 Connor York , Zachary R Madin , Paul O'Dowd , Edmund R Hunt

Given that data-dependent algorithmic systems have become impactful in more domains of life, the need for individuals to promote their own interests and hold algorithms accountable has grown. To have meaningful influence, individuals must…

计算机与社会 · 计算机科学 2025-05-13 Aditya Karan , Nicholas Vincent , Karrie Karahalios , Hari Sundaram

To improve the performance of Intensive Care Units (ICUs), the field of bio-statistics has developed scores which try to predict the likelihood of negative outcomes. These help evaluate the effectiveness of treatments and clinical practice,…

机器学习 · 计算机科学 2019-08-23 William Caicedo-Torres , Jairo Gutierrez

In the paradigm of multi-task learning, mul- tiple related prediction tasks are learned jointly, sharing information across the tasks. We propose a framework for multi-task learn- ing that enables one to selectively share the information…

机器学习 · 计算机科学 2012-07-03 Abhishek Kumar , Hal Daume

In recent years, interest has arisen in using machine learning to improve the efficiency of automatic medical consultation and enhance patient experience. In this article, we propose two frameworks to support automatic medical consultation,…

计算与语言 · 计算机科学 2022-12-27 Wei Chen , Zhiwei Li , Hongyi Fang , Qianyuan Yao , Cheng Zhong , Jianye Hao , Qi Zhang , Xuanjing Huang , Jiajie Peng , Zhongyu Wei

Most machine learning models for predicting clinical outcomes are developed using historical data. Yet, even if these models are deployed in the near future, dataset shift over time may result in less than ideal performance. To capture this…

机器学习 · 计算机科学 2023-06-21 Christina X Ji , Ahmed M Alaa , David Sontag

Multi-task learning is to improve the performance of the model by transferring and exploiting common knowledge among tasks. Existing MTL works mainly focus on the scenario where label sets among multiple tasks (MTs) are usually the same,…

机器学习 · 计算机科学 2022-01-10 Quan Feng , Songcan Chen

Diagnostic investigation has an important role in risk stratification and clinical decision making of patients with suspected and documented Coronary Artery Disease (CAD). However, the majority of existing tools are primarily focused on the…

This paper presents a novel method that allows a machine learning algorithm following the transformation-based learning paradigm \cite{brill95:tagging} to be applied to multiple classification tasks by training jointly and simultaneously on…

计算与语言 · 计算机科学 2007-05-23 Radu Florian , Grace Ngai

The paradigm of multi-task learning is that one can achieve better generalization by learning tasks jointly and thus exploiting the similarity between the tasks rather than learning them independently of each other. While previously the…

机器学习 · 统计学 2015-11-19 Pratik Jawanpuria , Maksim Lapin , Matthias Hein , Bernt Schiele

We propose a novel method, termed the M-learner, for estimating heterogeneous indirect and total treatment effects and identifying relevant subgroups within a mediation framework. The procedure comprises four key steps. First, we compute…

机器学习 · 统计学 2025-08-14 Xingyu Li , Qing Liu , Tony Jiang , Hong Amy Xia , Brian P. Hobbs , Peng Wei

Robust estimation of heterogeneous treatment effects is a fundamental challenge for optimal decision-making in domains ranging from personalized medicine to educational policy. In recent years, predictive machine learning has emerged as a…

机器学习 · 统计学 2025-06-23 Maximilian Schuessler , Erik Sverdrup , Robert Tibshirani

Human-supervision in multi-agent teams is a critical requirement to ensure that the decision-maker's risk preferences are utilized to assign tasks to robots. In stressful complex missions that pose risk to human health and life, such as…

人工智能 · 计算机科学 2019-09-17 Sarah Al-Hussaini , Jason M. Gregory , Shaurya Shriyam , Satyandra K. Gupta

Deep learning models are widely used across computer vision and other domains. When working on the model induction, selecting the right architecture for a given dataset often relies on repetitive trial-and-error procedures. This procedure…

机器学习 · 计算机科学 2026-01-06 Yen-Chia Chen , Hsing-Kuo Pao , Hanjuan Huang

Patients in the intensive care unit (ICU) require constant and close supervision. To assist clinical staff in this task, hospitals use monitoring systems that trigger audiovisual alarms if their algorithms indicate that a patient's…

机器学习 · 计算机科学 2020-07-15 Patrick Schwab , Emanuela Keller , Carl Muroi , David J. Mack , Christian Strässle , Walter Karlen

Capturing the structured mixing within a population is key to the reliable projection of infectious disease dynamics and hence informed control. Both heterogeneity in the number of contacts and age-structured mixing have been repeatedly…

社会与信息网络 · 计算机科学 2026-03-17 Luke Murray Kearney , Emma L Davis , Matt J Keeling

Estimating heterogeneous treatment effect (HTE) for survival outcomes has gained increasing attention, as it captures the variation in treatment efficacy across patients or subgroups in delaying disease progression. However, most existing…

统计方法学 · 统计学 2025-11-27 Na Bo , Ying Ding