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Healthcare providers face significant challenges with monitoring and managing patient data outside of clinics, particularly with insufficient resources and limited feedback on their patients' conditions. Effective management of these…

Databases · Computer Science 2023-11-14 Daniel Bloor , Nnamdi Ugwuoke , David Taylor , Keir Lewis , Luis Mur , Chuan Lu

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…

Methodology · Statistics 2020-10-27 David Cheng , Ashwin Ananthakrishnan , Tianxi Cai

Data-driven anomaly detection methods typically build a model for the normal behavior of the target system, and score each data instance with respect to this model. A threshold is invariably needed to identify data instances with high (or…

Machine Learning · Statistics 2019-10-09 Sreelekha Guggilam , S. M. Arshad Zaidi , Varun Chandola , Abani Patra

We describe the Bedside Patient Rescue (BPR) project, the goal of which is risk prediction of adverse events for non-ICU patients using ~200 variables (vitals, lab results, assessments, ...). There are several missing predictor values for…

Smart grid data can be evaluated for anomaly detection in numerous fields, including cyber-security, fault detection, electricity theft, etc. The strange anomalous behaviors may have been caused by various reasons, including peculiar…

Cryptography and Security · Computer Science 2023-06-06 Shampa Banik , Sohag Kumar Saha , Trapa Banik , S M Mostaq Hossain

Healthcare continues to grapple with the persistent issue of treatment disparities, sparking concerns regarding the equitable allocation of treatments in clinical practice. While various fairness metrics have emerged to assess fairness in…

Machine Learning · Computer Science 2024-01-09 Linying Zhang , Lauren R. Richter , Yixin Wang , Anna Ostropolets , Noemie Elhadad , David M. Blei , George Hripcsak

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…

Methodology · Statistics 2021-05-10 Ruohong Li , Honglang Wang , Wanzhu Tu

Responding rapidly to a patient who is demonstrating signs of imminent clinical deterioration is a basic tenet of patient care. This gave rise to a patient safety intervention philosophy known as a Rapid Response System (RRS), whereby a…

Machine Learning · Computer Science 2021-02-12 Laleh Jalali , Hsiu-Khuern Tang , Richard H. Goldstein , Joaqun Alvarez Rodrguez

The characterization of heart dynamics with a view to distinguish abnormal from normal behavior is an interesting topic in clinical sciences. Here we present an analysis of the Electro-cardiogram (ECG) signals obtained under controlled…

Tissues and Organs · Quantitative Biology 2018-09-05 Snehal M. Shekatkar , Yamini Kotriwar , K. P. Harikrishnan , G. Ambika

We introduce HTAD, a novel model for diagnosis prediction using Electronic Health Records (EHR) represented as Heterogeneous Information Networks. Recent studies on modeling EHR have shown success in automatically learning representations…

Machine Learning · Computer Science 2019-12-24 Anahita Hosseini , Tyler Davis , Majid Sarrafzadeh

Automatic anomaly detection is a major issue in various areas. Beyond mere detection, the identification of the origin of the problem that produced the anomaly is also essential. This paper introduces a general methodology that can assist…

Machine Learning · Statistics 2014-09-17 Tsirizo Rabenoro , Jérôme Lacaille , Marie Cottrell , Fabrice Rossi

Unsupervised anomaly detection is a promising technique for identifying unusual patterns in data without the need for labeled training examples. This approach is particularly valuable for early case detection in epidemic management,…

Machine Learning · Computer Science 2025-05-06 Ghazal Ghajari , Mithun Kumar PK , Fathi Amsaad

The growth in Remote Patient Monitoring (RPM) services using wearable and non-wearable Internet of Medical Things (IoMT) promises to improve the quality of diagnosis and facilitate timely treatment for a gamut of medical conditions. At the…

Machine Learning · Computer Science 2021-06-23 Deepti Gupta , Maanak Gupta , Smriti Bhatt , Ali Saman Tosun

Time series anomaly detection has garnered considerable attention across diverse domains. While existing methods often fail to capture the underlying mechanisms behind anomaly generation in time series data. In addition, time series anomaly…

Machine Learning · Computer Science 2025-08-07 Yutong Xia , Yingying Zhang , Yuxuan Liang , Lunting Fan , Qingsong Wen , Roger Zimmermann

Medical coding translates clinical documentation into standardized codes for billing, research, and public health, but manual coding is time-consuming and error-prone. Existing automation efforts rely on small datasets that poorly represent…

Cardiologists use electrocardiograms (ECG) for the detection of arrhythmias. However, continuous monitoring of ECG signals to detect cardiac abnormal-ities requires significant time and human resources. As a result, several deep learning…

Signal Processing · Electrical Eng. & Systems 2024-04-25 JuneYoung Park , Da Young Kim , Yunsoo Kim , Jisu Yoo , Tae Joon Kim

Electronic health records (EHRs) contain patients' heterogeneous data that are collected from medical providers involved in the patient's care, including medical notes, clinical events, laboratory test results, symptoms, and diagnoses. In…

Artificial Intelligence · Computer Science 2024-11-12 Shuai Niu , Yunya Song , Qing Yin , Yike Guo , Xian Yang

Selecting informative data points for expert feedback can significantly improve the performance of anomaly detection (AD) in various contexts, such as medical diagnostics or fraud detection. In this paper, we determine a set of theoretical…

Machine Learning · Computer Science 2023-07-06 Aodong Li , Chen Qiu , Marius Kloft , Padhraic Smyth , Stephan Mandt , Maja Rudolph

State-of-the-art techniques for detecting, or predicting, neurological disorders (1) focus on predicting each disorder individually, and are (2) computationally expensive, leading to a delay that can potentially render the prediction…

Signal Processing · Electrical Eng. & Systems 2020-12-29 Bharath Srinivas Prabakaran , Alberto García Jiménez , Germán Moltó Martínez , Muhammad Shafique

Anomaly detection is an important step in the management and monitoring of data centers and cloud computing platforms. The ability to detect anomalous virtual machines before real failures occur results in reduced downtime while operations…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-10-08 Roman Nikiforov