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Tensor factorization has received increasing interest due to its intrinsic ability to capture latent factors in multi-dimensional data with many applications such as recommender systems and Electronic Health Records (EHR) mining. PARAFAC2…

机器学习 · 计算机科学 2022-08-10 Yifei Ren , Jian Lou , Li Xiong , Joyce C Ho , Xiaoqian Jiang , Sivasubramanium Bhavani

We propose a Bayesian approach for both medical inquiry and disease inference, the two major phases in differential diagnosis. Unlike previous work that simulates data from given probabilities and uses ML algorithms on them, we directly use…

人工智能 · 计算机科学 2021-10-26 Hong Guan , Chitta Baral

We propose a statistical modeling technique, called the Hierarchical Association Rule Model (HARM), that predicts a patient's possible future medical conditions given the patient's current and past history of reported conditions. The core…

应用统计 · 统计学 2012-06-29 Tyler H. McCormick , Cynthia Rudin , David Madigan

Electronic Health Records (EHR) are data generated during routine clinical care. EHR offer researchers unprecedented phenotypic breadth and depth and have the potential to accelerate the pace of precision medicine at scale. A main EHR…

定量方法 · 定量生物学 2017-04-28 Vaclav Papez , Spiros Denaxas , Harry Hemingway

Tensor factorization has been demonstrated as an efficient approach for computational phenotyping, where massive electronic health records (EHRs) are converted to concise and meaningful clinical concepts. While distributing the tensor…

机器学习 · 计算机科学 2019-11-04 Jing Ma , Qiuchen Zhang , Jian Lou , Joyce C. Ho , Li Xiong , Xiaoqian Jiang

Electronic Health Records (EHRs), the digital representation of a patient's medical history, are a valuable resource for epidemiological and clinical research. They are also becoming increasingly complex, with recent trends indicating…

机器学习 · 计算机科学 2025-08-19 Rachael DeVries , Casper Christensen , Marie Lisandra Zepeda Mendoza , Ole Winther

Identifying disease-indicative genes is critical for deciphering disease mechanisms and has attracted significant interest in biomedical research. Spatial transcriptomics offers unprecedented insights for the detection of disease-specific…

统计方法学 · 统计学 2024-09-05 Qicheng Zhao , Qihuang Zhang

Effective intervention strategies for epidemics rely on the identification of their origin and on the robustness of the predictions made by network disease models. We introduce a Bayesian uncertainty quantification framework to infer model…

Due to patient privacy protection concerns, machine learning research in healthcare has been undeniably slower and limited than in other application domains. High-quality, realistic, synthetic electronic health records (EHRs) can be…

机器学习 · 计算机科学 2023-02-10 Huan He , Shifan Zhao , Yuanzhe Xi , Joyce C Ho

Deriving disease subtypes from electronic health records (EHRs) can guide next-generation personalized medicine. However, challenges in summarizing and representing patient data prevent widespread practice of scalable EHR-based…

Matrix factorization methods - including Factor analysis (FA), and Principal Components Analysis (PCA) - are widely used for inferring and summarizing structure in multivariate data. Many matrix factorization methods exist, corresponding to…

统计方法学 · 统计学 2021-05-04 Wei Wang , Matthew Stephens

Pseudo healthy synthesis, i.e. the creation of a subject-specific `healthy' image from a pathological one, could be helpful in tasks such as anomaly detection, understanding changes induced by pathology and disease or even as data…

计算机视觉与模式识别 · 计算机科学 2019-01-23 Tian Xia , Agisilaos Chartsias , Sotirios A. Tsaftaris

Regular medical records are useful for medical practitioners to analyze and monitor patient health status especially for those with chronic disease, but such records are usually incomplete due to unpunctuality and absence of patients. In…

Large-scale pretraining has transformed modeling of language and other data types, but its potential remains underexplored in healthcare with structured electronic health records (EHRs). We present a novel generative pretraining strategy…

We present an applied study in cancer genomics for integrating data and inferences from laboratory experiments on cancer cell lines with observational data obtained from human breast cancer studies. The biological focus is on improving…

应用统计 · 统计学 2010-10-07 Daniel Merl , Julia Ling-Yu Chen , Jen-Tsan Chi , Mike West

With the wide application of electronic health records (EHR) in healthcare facilities, health event prediction with deep learning has gained more and more attention. A common feature of EHR data used for deep-learning-based predictions is…

机器学习 · 计算机科学 2021-12-17 Chang Lu , Tian Han , Yue Ning

Within a supervised classification framework, labeled data are used to learn classifier parameters. Prior to that, it is generally required to perform dimensionality reduction via feature extraction. These preprocessing steps have motivated…

计算机视觉与模式识别 · 计算机科学 2017-12-04 Adrien Lagrange , Mathieu Fauvel , Stéphane May , Nicolas Dobigeon

Disease identification is a core, routine activity in observational health research. Cohorts impact downstream analyses, such as how a condition is characterized, how patient risk is defined, and what treatments are studied. It is thus…

其他定量生物学 · 定量生物学 2022-08-30 Tony Y. Sun , Shreyas Bhave , Jaan Altosaar , Noémie Elhadad

The preclinical stage of many neurodegenerative diseases can span decades before symptoms become apparent. Understanding the sequence of preclinical biomarker changes provides a critical opportunity for early diagnosis and effective…

统计方法学 · 统计学 2024-06-11 Yizhen Xu , Scott Zeger , Zheyu Wang

Electronic health records (EHRs) have become a platform for data-driven surveillance on a granular level in recent years. In this paper, we make use of EHRs for early prevention of childhood obesity. The proposed method simultaneously…

统计方法学 · 统计学 2019-04-16 Young-Geun Choi , Lawrence P. Hanrahan , Derek Norton , Ying-Qi Zhao