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Large Language Models (LLMs) are versatile and demonstrate impressive generalization ability by mining and learning information from extensive unlabeled text. However, they still exhibit reasoning mistakes, often stemming from knowledge…

计算与语言 · 计算机科学 2024-08-22 Kai Xiong , Xiao Ding , Li Du , Jiahao Ying , Ting Liu , Bing Qin , Yixin Cao

Although increasingly used for research, electronic health records (EHR) often lack gold-standard assessment of key data elements. Linking EHRs to other data sources with higher-quality measurements can improve statistical inference, but…

统计方法学 · 统计学 2025-03-05 Jenny Shen , Dane Isenberg , Kristin A. Linn , Rebecca A. Hubbard

The integration of multimodal Electronic Health Records (EHR) data has significantly advanced clinical predictive capabilities. Existing models, which utilize clinical notes and multivariate time-series EHR data, often fall short of…

计算与语言 · 计算机科学 2025-02-27 Yinghao Zhu , Changyu Ren , Zixiang Wang , Xiaochen Zheng , Shiyun Xie , Junlan Feng , Xi Zhu , Zhoujun Li , Liantao Ma , Chengwei Pan

Electronic Health Records (EHR) contain valuable clinical information for predicting patient outcomes and guiding healthcare decisions. However, effectively modeling Electronic Health Records (EHRs) requires addressing data heterogeneity…

机器学习 · 计算机科学 2025-07-22 Junhan Yu , Zhunyi Feng , Junwei Lu , Tianxi Cai , Doudou Zhou

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

Objective: Large language models (LLMs) are attracting increasing interest in healthcare. This commentary evaluates the potential of LLMs to improve clinical prediction models (CPMs) for diagnostic and prognostic tasks, with a focus on…

计算机与社会 · 计算机科学 2025-11-07 Yusuf Yildiz , Goran Nenadic , Meghna Jani , David A. Jenkins

The missing data problem has been broadly studied in the last few decades and has various applications in different areas such as statistics or bioinformatics. Even though many methods have been developed to tackle this challenge, most of…

Electronic medical records (EMRs) contain the majority of patients' healthcare details. It is an abundant resource for developing an automatic healthcare system. Most of the natural language processing (NLP) studies on EMR processing, such…

计算与语言 · 计算机科学 2024-10-01 Hongyi Yuan , Sheng Yu

Estimation of heterogeneous treatment effects is an essential component of precision medicine. Model and algorithm-based methods have been developed within the causal inference framework to achieve valid estimation and inference. Existing…

统计方法学 · 统计学 2021-05-10 Ruohong Li , Honglang Wang , Wanzhu Tu

Ensembling different large language models (LLMs) to unleash their complementary potential and harness their individual strengths is highly valuable. Nevertheless, vocabulary discrepancies among various LLMs have constrained previous…

计算与语言 · 计算机科学 2024-04-16 Yangyifan Xu , Jinliang Lu , Jiajun Zhang

Cardiovascular disease (CVD) is a class of diseases that involve the heart or blood vessels and according to World Health Organization is the leading cause of death worldwide. EHR data regarding this case, as well as medical cases in…

机器学习 · 计算机科学 2022-11-08 Konstantinos Psychogyios , Loukas Ilias , Dimitris Askounis

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

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…

Missing data is a fundamental challenge in data science, significantly hindering analysis and decision-making across a wide range of disciplines, including healthcare, bioinformatics, social science, e-commerce, and industrial monitoring.…

机器学习 · 统计学 2026-05-12 Jicong Fan

The ability to estimate epistemic uncertainty is often crucial when deploying machine learning in the real world, but modern methods often produce overconfident, uncalibrated uncertainty predictions. A common approach to quantify epistemic…

Electronic patient records (EPRs) produce a wealth of data but contain significant missing information. Understanding and handling this missing data is an important part of clinical data analysis and if left unaddressed could result in bias…

机器学习 · 计算机科学 2024-02-12 Neslihan Suzen , Evgeny M. Mirkes , Damian Roland , Jeremy Levesley , Alexander N. Gorban , Tim J. Coats

Electronic Health Records (EHR) offer rich real-world data for personalized medicine, providing insights into disease progression, treatment responses, and patient outcomes. However, their sparsity, heterogeneity, and high dimensionality…

统计方法学 · 统计学 2025-05-28 Linshanshan Wang , Mengyan Li , Zongqi Xia , Molei Liu , Tianxi Cai

Objective: Electronic medical records (EMRs) contain an amount of medical knowledge which can be used for clinical decision support (CDS). Our objective is a general system that can extract and represent these knowledge contained in EMRs to…

人工智能 · 计算机科学 2017-09-21 Chao Zhao , Jingchi Jiang , Yi Guan

Entity Matching (EM) is a core data cleaning task, aiming to identify different mentions of the same real-world entity. Active learning is one way to address the challenge of scarce labeled data in practice, by dynamically collecting the…

数据库 · 计算机科学 2020-03-31 Venkata Vamsikrishna Meduri , Lucian Popa , Prithviraj Sen , Mohamed Sarwat

This paper proposes a strategy to handle missing data for the classification of electroencephalograms using covariance matrices. It relies on the observed-data likelihood within an expectation-maximization algorithm. This approach is…

人机交互 · 计算机科学 2022-05-06 Alexandre Hippert-Ferrer , Ammar Mian , Florent Bouchard , Frédéric Pascal