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相关论文: CardiacGen: A Hierarchical Deep Generative Model f…

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Cardiac Magnetic Resonance (CMR) imaging is a vital non-invasive tool for diagnosing heart diseases and evaluating cardiac health. However, the limited availability of large-scale, high-quality CMR datasets poses a major challenge to the…

计算机视觉与模式识别 · 计算机科学 2025-05-07 Ziyu Li , Yujian Hu , Zhengyao Ding , Yiheng Mao , Haitao Li , Fan Yi , Hongkun Zhang , Zhengxing Huang

Cardiac disease is the leading cause of death in the US. Accurate heart disease detection is of critical importance for timely medical treatment to save patients' lives. Routine use of electrocardiogram (ECG) is the most common method for…

信号处理 · 电气工程与系统科学 2022-10-21 Zekai Wang , Stavros Stavrakis , Bing Yao

High-quality synthetic data can support the development of effective predictive models for biomedical tasks, especially in rare diseases or when subject to compelling privacy constraints. These limitations, for instance, negatively impact…

机器学习 · 计算机科学 2023-01-24 Lorenzo Simone , Davide Bacciu

Generating training examples for supervised tasks is a long sought after goal in AI. We study the problem of heart signal electrocardiogram (ECG) synthesis for improved heartbeat classification. ECG synthesis is challenging: the generation…

信号处理 · 电气工程与系统科学 2020-06-30 Tomer Golany , Daniel Freedman , Kira Radinsky

Deep learning models need a sufficient amount of data in order to be able to find the hidden patterns in it. It is the purpose of generative modeling to learn the data distribution, thus allowing us to sample more data and augment the…

机器学习 · 计算机科学 2024-11-28 José Fernando Núñez , Jamie Arjona , Javier Béjar

In this paper, we present a systematic literature review on deep generative models for physiological signals, particularly electrocardiogram (ECG), electroencephalogram (EEG), photoplethysmogram (PPG) and electromyogram (EMG). Compared to…

机器学习 · 计算机科学 2025-04-11 Nour Neifar , Afef Mdhaffar , Achraf Ben-Hamadou , Mohamed Jmaiel

By generating synthetic biosignals, the quantity and variety of health data can be increased. This is especially useful when training machine learning models by enabling data augmentation and introduction of more physiologically plausible…

机器学习 · 计算机科学 2024-08-30 Katri Karhinoja , Antti Vasankari , Jukka-Pekka Sirkiä , Antti Airola , David Wong , Matti Kaisti

Within cardiovascular disease detection using deep learning applied to ECG signals, the complexities of handling physiological signals have sparked growing interest in leveraging deep generative models for effective data augmentation. In…

计算机视觉与模式识别 · 计算机科学 2024-05-06 Nour Neifar , Achraf Ben-Hamadou , Afef Mdhaffar , Mohamed Jmaiel

In recent years, convolutional neural networks have demonstrated promising performance in a variety of medical image segmentation tasks. However, when a trained segmentation model is deployed into the real clinical world, the model may not…

图像与视频处理 · 电气工程与系统科学 2020-12-24 Shuo Wang , Giacomo Tarroni , Chen Qin , Yuanhan Mo , Chengliang Dai , Chen Chen , Ben Glocker , Yike Guo , Daniel Rueckert , Wenjia Bai

Accurately interpreting cardiac auscultation signals plays a crucial role in diagnosing and managing cardiovascular diseases. However, the paucity of labelled data inhibits classification models' training. Researchers have turned to…

声音 · 计算机科学 2025-06-18 Leigh Abbott , Milan Marocchi , Matthew Fynn , Yue Rong , Sven Nordholm

Cardiac biosignals, such as electrocardiograms (ECG) and photoplethysmograms (PPG), are of paramount importance for the diagnosis, prevention, and management of cardiovascular diseases, and have been extensively used in a variety of…

The generation of high-quality medical time series data is essential for advancing healthcare diagnostics and safeguarding patient privacy. Specifically, synthesizing realistic phonocardiogram (PCG) signals offers significant potential as a…

机器学习 · 计算机科学 2024-12-24 Ainaz Jamshidi , Muhammad Arif , Sabir Ali Kalhoro , Alexander Gelbukh

An electrocardiogram (ECG) is a time-series signal that is represented by one-dimensional (1-D) data. Higher dimensional representation contains more information that is accessible for feature extraction. Hidden variables such as frequency…

机器学习 · 统计学 2019-04-12 K. S. Rajput , S. Wibowo , C. Hao , M. Majmudar

Supervised deep learning methods typically rely on large datasets for training. Ethical and practical considerations usually make it difficult to access large amounts of healthcare data, such as medical images, with known task-specific…

医学物理 · 物理学 2023-05-26 Marta Varela , Anil A Bharath

Generating realistic training data for supervised learning remains a significant challenge in artificial intelligence, particularly in domains where large, expert-labeled datasets are scarce or costly to obtain. This is especially true for…

机器学习 · 计算机科学 2026-03-20 Yakir Yehuda , Kira Radinsky

A large number of people suffer from life-threatening cardiac abnormalities, and electrocardiogram (ECG) analysis is beneficial to determining whether an individual is at risk of such abnormalities. Automatic ECG classification methods,…

人工智能 · 计算机科学 2022-06-23 Yuexin Bian , Jintai Chen , Xiaojun Chen , Xiaoxian Yang , Danny Z. Chen , JIan Wu

The medical field is creating large amount of data that physicians are unable to decipher and use efficiently. Moreover, rule-based expert systems are inefficient in solving complicated medical tasks or for creating insights using big data.…

计算机视觉与模式识别 · 计算机科学 2024-04-05 Paschalis Bizopoulos , Dimitrios Koutsouris

Electrocardiogram (ECG) is one of the most convenient and non-invasive tools for monitoring peoples' heart condition, which can use for diagnosing a wide range of heart diseases, including Cardiac Arrhythmia, Acute Coronary Syndrome, et al.…

信号处理 · 电气工程与系统科学 2020-07-08 Shenda Hong , Zhaoji Fu , Rongbo Zhou , Jie Yu , Yongkui Li , Kai Wang , Guanlin Cheng

Alterations in the geometry and function of the heart define well-established causes of cardiovascular disease. However, current approaches to the diagnosis of cardiovascular diseases often rely on subjective human assessment as well as…

Electrocardiogram (ECG) datasets tend to be highly imbalanced due to the scarcity of abnormal cases. Additionally, the use of real patients' ECGs is highly regulated due to privacy issues. Therefore, there is always a need for more ECG…

机器学习 · 计算机科学 2022-08-25 Edmond Adib , Fatemeh Afghah , John J. Prevost
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