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Related papers: Weakly Supervised Arrhythmia Detection Based on De…

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Deep learning has improved automated electrocardiogram (ECG) classification, but limited insight into prediction reliability hinders its use in safety-critical settings. This paper proposes UCTECG-Net, an uncertainty-aware hybrid…

Machine Learning · Computer Science 2026-02-19 Hamzeh Asgharnezhad , Pegah Tabarisaadi , Abbas Khosravi , Roohallah Alizadehsani , U. Rajendra Acharya

Cardiac auscultation involves expert interpretation of abnormalities in heart sounds using stethoscope. Deep learning based cardiac auscultation is of significant interest to the healthcare community as it can help reducing the burden of…

Computer Vision and Pattern Recognition · Computer Science 2020-07-29 Siddique Latif , Muhammad Usman , Rajib Rana , Junaid Qadir

The study of experimental data is a relevant task in several physical, chemical and biological applications. In particular, the analysis of chaotic dynamics in cardiac systems is crucial as it can be related to some pathological…

Most of the data-driven approaches applied to bearing fault diagnosis up to date are established in the supervised learning paradigm, which usually requires a large set of labeled data collected a priori. In practical applications, however,…

Machine Learning · Computer Science 2019-12-10 Shen Zhang , Fei Ye , Bingnan Wang , Thomas G. Habetler

Objective: A novel structure based on channel-wise attention mechanism is presented in this paper. Embedding with the proposed structure, an efficient classification model that accepts multi-lead electrocardiogram (ECG) as input is…

Signal Processing · Electrical Eng. & Systems 2020-03-27 Hao Tung , Chao Zheng , Xinsheng Mao , Dahong Qian

The heart's contraction is caused by electrical excitation which propagates through the heart muscle. It was recently shown that the electrical excitation can be computed from the contractile motion of a simulated piece of heart muscle…

Medical Physics · Physics 2023-05-16 Jan Lebert , Daniel Deng , Lei Fan , Lik Chuan Lee , Jan Christoph

Arrhythmias are a major cause of sudden cardiac death in children, making automated rhythm classification from electrocardiograms (ECGs) clinically important. However, pediatric arrhythmia analysis remains challenging because of…

Signal Processing · Electrical Eng. & Systems 2026-03-31 Yiqiao Chen , Zijian Huang , Zhenghui Feng

We report on a method that classifies heart beats according to a set of 13 classes, including cardiac arrhythmias. The method localises the QRS peak complex to define each heart beat and uses a neural network to infer the patterns…

Quantitative Methods · Quantitative Biology 2020-11-12 Carla Sofia Carvalho

In this article, we propose a novel ECG classification framework for atrial fibrillation (AF) detection using spectro-temporal representation (i.e., time varying spectrum) and deep convolutional networks. In the first step we use a Bayesian…

Signal Processing · Electrical Eng. & Systems 2018-12-14 Zheng Zhao , Simo Särkkä , Ali Bahrami Rad

Unsupervised learning methods have become increasingly important in deep learning due to their demonstrated large utilization of datasets and higher accuracy in computer vision and natural language processing tasks. There is a growing trend…

Computer Vision and Pattern Recognition · Computer Science 2023-10-18 Guoxin Wang , Qingyuan Wang , Ganesh Neelakanta Iyer , Avishek Nag , Deepu John

Atrial fibrillation (AF) is a prevalent cardiac arrhythmia associated with elevated health risks, where timely detection is pivotal for mitigating stroke-related morbidity. This study introduces an innovative hybrid methodology integrating…

Machine Learning · Computer Science 2025-10-08 Alireza Jafari , Fereshteh Yousefirizi , Vahid Seydi

In clinical practice, automatic analysis of electrocardiogram (ECG) is widely applied to identify irregular heart rhythms and other electrical anomalies of the heart, enabling timely intervention and potentially improving clinical outcomes.…

Machine Learning · Computer Science 2025-09-03 Zhangyue Shi , Zekai Wang , Yuxuan Li

Growth in system complexity increases the need for automated log analysis techniques, such as Log-based Anomaly Detection (LAD). While deep learning (DL) methods have been widely used for LAD, traditional machine learning (ML) techniques…

Software Engineering · Computer Science 2025-06-24 Shan Ali , Chaima Boufaied , Domenico Bianculli , Paula Branco , Lionel Briand

An important paradigm in smart health is developing diagnosis tools and monitoring a patient's heart activity through processing Electrocardiogram (ECG) signals is a key example, sue to high mortality rate of heart-related disease. However,…

Signal Processing · Electrical Eng. & Systems 2018-11-02 Jiaming Chen , Ali Valehi , Abolfazl Razi

Atrial Fibrillation (AF) is among one of the most common types of heart arrhythmia afflicting more than 3 million people in the U.S. alone. AF is estimated to be the cause of death of 1 in 4 individuals. Recent advancements in Artificial…

Signal Processing · Electrical Eng. & Systems 2020-11-03 James Belen , Sajad Mousavi , Alireza Shamsoshoara , Fatemeh Afghah

The weakly supervised sound event detection problem is the task of predicting the presence of sound events and their corresponding starting and ending points in a weakly labeled dataset. A weak dataset associates each training sample (a…

Sound · Computer Science 2021-06-22 Mohammad Rasool Izadi , Robert Stevenson , Laura N. Kloepper

Most deep learning models of multiclass arrhythmia classification are tested on fingertip photoplethysmographic (PPG) data, which has higher signal-to-noise ratios compared to smartwatch-derived PPG, and the best reported sensitivity value…

Signal Processing · Electrical Eng. & Systems 2025-03-13 Dong Han , Jihye Moon , Luís Roberto Mercado Díaz , Darren Chen , Devan Williams , Eric Y. Ding , Khanh-Van Tran , David D. McManus , Ki H. Chon

It is challenging to visually detect heart disease from the electrocardiographic (ECG) signals. Implementing an automated ECG signal detection system can help diagnosis arrhythmia in order to improve the accuracy of diagnosis. In this…

Signal Processing · Electrical Eng. & Systems 2020-11-13 Jiacheng Wang , Weiheng Li

While the widely available embedded sensors in smartphones and other wearable devices make it easier to obtain data of human activities, recognizing different types of human activities from sensor-based data remains a difficult research…

Signal Processing · Electrical Eng. & Systems 2024-08-15 Taoran Sheng , Manfred Huber

The increasing popularity of server usage has brought a plenty of anomaly log events, which have threatened a vast collection of machines. Recognizing and categorizing the anomalous events thereby is a much salient work for our systems,…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-01-03 Jiechao Cheng , Rui Ren , Lei Wang , Jianfeng Zhan