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相关论文: Reconstructing Missing EHRs Using Time-Aware Withi…

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Embedding algorithms are increasingly used to represent clinical concepts in healthcare for improving machine learning tasks such as clinical phenotyping and disease prediction. Recent studies have adapted state-of-the-art bidirectional…

Like many chronic diseases, human immunodeficiency virus (HIV) is managed over time at regular clinic visits. At each visit, patient features are assessed, treatments are prescribed, and a subsequent visit is scheduled. There is a need for…

统计方法学 · 统计学 2024-10-31 Arman Oganisian , Joseph Hogan , Edwin Sang , Allison DeLong , Ben Mosong , Hamish Fraser , Ann Mwangi

Deep learning-based predictive models, leveraging Electronic Health Records (EHR), are receiving increasing attention in healthcare. An effective representation of a patient's EHR should hierarchically encompass both the temporal…

机器学习 · 计算机科学 2024-05-08 Jiayuan Chen , Changchang Yin , Yuanlong Wang , Ping Zhang

Learning efficient representations for concepts has been proven to be an important basis for many applications such as machine translation or document classification. Proper representations of medical concepts such as diagnosis, medication,…

机器学习 · 计算机科学 2016-02-18 Edward Choi , Mohammad Taha Bahadori , Elizabeth Searles , Catherine Coffey , Jimeng Sun

The autoregressive (AR) model is a widely used model to understand time series data. Traditionally, the innovation noise of the AR is modeled as Gaussian. However, many time series applications, for example, financial time series data, are…

应用统计 · 统计学 2019-03-27 Junyan Liu , Sandeep Kumar , Daniel P. Palomar

Hypoglycemia is a severe condition of decreased blood glucose, specifically below 70 mg/dL (3.9 mmol/L). This condition can often be asymptomatic and challenging to predict in individuals with type 1 diabetes (T1D). Research on hypoglycemic…

定量方法 · 定量生物学 2026-03-24 Vaibhav Gupta , Florian Grensing , Beyza Cinar , Louisa van den Boom , Maria Maleshkova

Missing observations are common in cluster randomised trials. Approaches taken to handling such missing data include: complete case analysis, single-level multiple imputation that ignores the clustering, multiple imputation with a fixed…

统计方法学 · 统计学 2014-07-18 Karla Diaz-Ordaz , Michael G. Kenward , Manuel Gomes , Richard Grieve

Missing data in time series is a challenging issue affecting time series analysis. Missing data occurs due to problems like data drops or sensor malfunctioning. Imputation methods are used to fill in these values, with quality of imputation…

机器学习 · 计算机科学 2023-04-11 Karan Aggarwal , Jaideep Srivastava

Emergency Response Time (ERT) is crucial for urban safety, measuring cities' ability to handle medical, fire, and crime emergencies. In NYC, medical ERT increased 72% from 7.89 minutes in 2014 to 14.27 minutes in 2024, with half of delays…

人工智能 · 计算机科学 2025-02-25 Haoran Su

This study develops a real-time framework for estimating the risk of near-misses by using high-fidelity two-dimensional (2D) risk indicator time-to-collision (TTC), which is calculated from high-resolution data collected by autonomous…

应用统计 · 统计学 2024-10-16 Mohammad Anis , Sixu Li , Srinivas R. Geedipally , Yang Zhou , Dominique Lord

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

In this paper, we introduce a doubly doubly robust estimator for the average and heterogeneous treatment effect for left-truncated-right-censored (LTRC) survival data. In causal inference for survival functions in LTRC survival data, two…

综合经济学 · 经济学 2024-09-04 Guanghui Pan

With the rise of medical foundation models and the growing availability of imaging data, scalable pretraining techniques offer a promising way to identify imaging biomarkers predictive of future disease risk. While current self-supervised…

Reconstructing precise clinical timelines is essential for modeling patient trajectories and forecasting risk in complex, heterogeneous conditions like sepsis. While unstructured clinical narratives offer semantically rich and contextually…

计算与语言 · 计算机科学 2026-05-15 Sayantan Kumar , Shahriar Noroozizadeh , Juyong Kim , Jeremy C. Weiss

Routinely collected data from electronic health records (EHR) provide opportunities to study effects of longitudinal treatment strategies in real-world clinical settings. A challenge presented by EHR data is that frequency of covariate…

应用统计 · 统计学 2026-04-14 Leah Pirondini , Karla Diaz-Ordaz , Edward Palmer , Ruth H. Keogh

Conventional machine learning models, particularly tree-based approaches, have demonstrated promising performance across various clinical prediction tasks using electronic health record (EHR) data. Despite their strengths, these models…

计算与语言 · 计算机科学 2025-05-26 Sara Ketabi , Dhanesh Ramachandram

Creating a Digital Twin (DT) for Healthcare Intelligent Transportation Systems (HITS) is a hot research trend focusing on enhancing HITS management, particularly in emergencies where ambulance vehicles must arrive at the crash scene on time…

机器学习 · 计算机科学 2025-02-06 Sarah Al-Shareeda , Yasar Celik , Bilge Bilgili , Ahmed Al-Dubai , Berk Canberk

Value-at-Risk (VaR) and Expected Shortfall (ES) are widely used in the financial sector to measure the market risk and manage the extreme market movement. The recent link between the quantile score function and the Asymmetric Laplace…

机器学习 · 统计学 2021-05-14 Zhengkun Li , Minh-Ngoc Tran , Chao Wang , Richard Gerlach , Junbin Gao

Trustworthy survival prediction is essential for clinical decision making. Longitudinal electronic health records (EHRs) provide a uniquely powerful opportunity for the prediction. However, it is challenging to accurately model the…

机器学习 · 计算机科学 2025-08-04 Sihang Zeng , Lucas Jing Liu , Jun Wen , Meliha Yetisgen , Ruth Etzioni , Gang Luo