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相关论文: Semi-supervised Approach to Event Time Annotation …

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To be effective, state of the art machine learning technology needs large amounts of annotated data. There are numerous compelling applications in healthcare that can benefit from high performance automated decision support systems provided…

信号处理 · 电气工程与系统科学 2018-01-09 Scott Yang , Silvia Lopez , Meysam Golmohammadi , Iyad Obeid , Joseph Picone

Although increasingly used as a data resource for assembling cohorts, electronic health records (EHRs) pose many analytic challenges. In particular, a patient's health status influences when and what data are recorded, generating sampling…

统计方法学 · 统计学 2020-04-28 Yifei Sun , Charles E. McCulloch , Kieren A. Marr , Chiung-Yu Huang

In this work we addressed the problem of capturing sequential information contained in longitudinal electronic health records (EHRs). Clinical notes, which is a particular type of EHR data, are a rich source of information and practitioners…

计算与语言 · 计算机科学 2020-10-27 Andrey Kormilitzin , Nemanja Vaci , Qiang Liu , Hao Ni , Goran Nenadic , Alejo Nevado-Holgado

Automatically discovering personalized trajectories (i.e., sequential event patterns) from longitudinal EHR data is crucial for enabling precision medicine in clinical research, yet it remains a formidable challenge even for contemporary AI…

机器学习 · 计算机科学 2026-05-28 Jia Li , Yu Hou , Rui Zhang

Electronic Health Records (EHRs) contain extensive patient information that can inform downstream clinical decisions, such as mortality prediction, disease phenotyping, and disease onset prediction. A key challenge in EHR data analysis is…

应用统计 · 统计学 2026-01-01 Xin Gai , Shiyi Jiang , Anru R. Zhang

Precision medicine has the potential to revolutionize healthcare, but much of the data for patients is locked away in unstructured free-text, limiting research and delivery of effective personalized treatments. Generating large annotated…

计算与语言 · 计算机科学 2020-12-16 Nick Altieri , Briton Park , Mara Olson , John DeNero , Anobel Odisho , Bin Yu

Intensive Care Units are complex, data-rich environments where critically ill patients are treated using variety of clinical equipment. The data collected using this equipment can be used clinical staff to gain insight into the condition of…

人机交互 · 计算机科学 2024-10-23 Marceli Wac , Raul Santos-Rodriguez , Chris McWilliams , Christopher Bourdeaux

Electronic health record (EHR) data are increasingly used to support real-world evidence (RWE) studies. Yet its ability to generate reliable RWE is limited by the lack of readily available precise information on the timing of clinical…

The advent of the Internet era has led to an explosive growth in the Electronic Health Records (EHR) in the past decades. The EHR data can be regarded as a collection of clinical events, including laboratory results, medication records,…

机器学习 · 计算机科学 2019-11-14 Zichang Wang , Haoran Li , Luchen Liu , Haoxian Wu , Ming Zhang

Analysis of longitudinal Electronic Health Record (EHR) data is an important goal for precision medicine. Difficulty in applying Machine Learning (ML) methods, either predictive or unsupervised, stems in part from the heterogeneity and…

Longitudinal electronic health record (EHR) data offer opportunities to study biomarker trajectories; however, association estimates-the primary inferential target-from standard models designed for regular observation times may be biased by…

统计方法学 · 统计学 2026-02-18 Cheng-Han Yang , Xu Shi , Bhramar Mukherjee

We consider the problem of estimating the average treatment effect (ATE) in a semi-supervised learning setting, where a very small proportion of the entire set of observations are labeled with the true outcome but features predictive of the…

统计方法学 · 统计学 2020-10-27 David Cheng , Ashwin Ananthakrishnan , Tianxi Cai

A notable challenge of leveraging Electronic Health Records (EHR) for treatment effect assessment is the lack of precise information on important clinical variables, including the treatment received and the response. Both treatment…

统计方法学 · 统计学 2021-10-26 Jue Hou , Rajarshi Mukherjee , Tianxi Cai

Accurate prediction of clinical outcomes using Electronic Health Records (EHRs) is critical for early intervention, efficient resource allocation, and improved patient care. EHRs contain multimodal data, including both structured data and…

Electronic health record (EHR) data has emerged as a valuable resource for analyzing patient health status. However, the prevalence of missing data in EHR poses significant challenges to existing methods, leading to spurious correlations…

机器学习 · 计算机科学 2024-05-16 Zhihao Yu , Xu Chu , Yujie Jin , Yasha Wang , Junfeng Zhao

Electronic Health Record (EHR) has emerged as a valuable source of data for translational research. To leverage EHR data for risk prediction and subsequently clinical decision support, clinical endpoints are often time to onset of a…

统计方法学 · 统计学 2023-11-07 Yang Wang , Qingning Zhou , Tianxi Cai , Xuan Wang

Rich Electronic Health Records (EHR), have created opportunities to improve clinical processes using machine learning methods. Prediction of the same patient events at different time horizons can have very different applications and…

机器学习 · 计算机科学 2023-03-07 Hao Liu , Muhan Zhang , Zehao Dong , Lecheng Kong , Yixin Chen , Bradley Fritz , Dacheng Tao , Christopher King

Researchers require timely access to real-world longitudinal electronic health records (EHR) to develop, test, validate, and implement machine learning solutions that improve the quality and efficiency of healthcare. In contrast, health…

机器学习 · 计算机科学 2020-12-21 Siddharth Biswal , Soumya Ghosh , Jon Duke , Bradley Malin , Walter Stewart , Jimeng Sun

Clinical events captured in Electronic Health Records (EHR) are irregularly sampled and may consist of a mixture of discrete events and numerical measurements, such as laboratory values or treatment dosages. The sequential nature of EHR,…

The rapid expansion of large-scale electronic health record (EHR) data offers unique opportunities to improve the accuracy and efficiency of clinical risk estimation. Yet, because clinical events may occur outside the recording health…

统计方法学 · 统计学 2026-05-11 Jie Zhou , Enhao Wang , Xuan Wang
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