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Electrocardiogram (ECG) signal is one of the most effective sources of information mainly employed for the diagnosis and prediction of cardiovascular diseases (CVDs) connected with the abnormalities in heart rhythm. Clearly, single modality…

信号处理 · 电气工程与系统科学 2022-10-13 Thinh Phan , Duc Le , Patel Brijesh , Donald Adjeroh , Jingxian Wu , Morten Olgaard Jensen , Ngan Le

Automated interpretation of electrocardiograms (ECG) has garnered significant attention with the advancements in machine learning methodologies. Despite the growing interest, most current studies focus solely on classification or regression…

信号处理 · 电气工程与系统科学 2023-11-07 Jielin Qiu , Jiacheng Zhu , Shiqi Liu , William Han , Jingqi Zhang , Chaojing Duan , Michael Rosenberg , Emerson Liu , Douglas Weber , Ding Zhao

Self-supervised learning has produced impressive results in multimedia domains of audio, vision and speech. This paradigm is equally, if not more, relevant for the domain of biosignals, owing to the scarcity of labelled data in such…

机器学习 · 计算机科学 2024-03-07 Aditya Kommineni , Kleanthis Avramidis , Richard Leahy , Shrikanth Narayanan

Electrocardiograms (ECG) are widely employed as a diagnostic tool for monitoring electrical signals originating from a heart. Recent machine learning research efforts have focused on the application of screening various diseases using ECG…

信号处理 · 电气工程与系统科学 2024-03-20 Yeongyeon Na , Minje Park , Yunwon Tae , Sunghoon Joo

Electrocardiography (ECG) is a non-invasive tool for predicting cardiovascular diseases (CVDs). Current ECG-based diagnosis systems show promising performance owing to the rapid development of deep learning techniques. However, the label…

信号处理 · 电气工程与系统科学 2023-06-21 Rushuang Zhou , Lei Lu , Zijun Liu , Ting Xiang , Zhen Liang , David A. Clifton , Yining Dong , Yuan-Ting Zhang

This study introduces a deep learning model based on the U-net architecture to reconstruct missing leads in electrocardiograms (ECGs). The model was trained to reconstruct 12-lead ECG data from reduced lead configurations using publicly…

信号处理 · 电气工程与系统科学 2025-06-04 Tomasz Gradowski , Teodor Buchner

Objective: Electrocardiograms (ECGs) play a crucial role in diagnosing heart conditions; however, the effectiveness of artificial intelligence (AI)-based ECG analysis is often hindered by the limited availability of labeled data.…

Self-supervised pre-training using unlabeled data is widely used in automatic speech recognition. In this paper, we propose a new self-supervised pre-training approach to dealing with heterogeneous data. Instead of mixing all the data and…

机器学习 · 计算机科学 2025-09-10 Xiaodong Cui , A F M Saif , Brian Kingsbury , Tianyi Chen

We present an electrocardiogram (ECG) -based emotion recognition system using self-supervised learning. Our proposed architecture consists of two main networks, a signal transformation recognition network and an emotion recognition network.…

机器学习 · 计算机科学 2020-04-14 Pritam Sarkar , Ali Etemad

Datasets for biosignals, such as electroencephalogram (EEG) and electrocardiogram (ECG), often have noisy labels and have limited number of subjects (<100). To handle these challenges, we propose a self-supervised approach based on…

机器学习 · 计算机科学 2020-07-10 Joseph Y. Cheng , Hanlin Goh , Kaan Dogrusoz , Oncel Tuzel , Erdrin Azemi

Self-supervised learning has emerged as a highly effective approach in the fields of natural language processing and computer vision. It is also applicable to brain signals such as electroencephalography (EEG) data, given the abundance of…

信号处理 · 电气工程与系统科学 2024-01-22 Yuqi Chen , Kan Ren , Kaitao Song , Yansen Wang , Yifan Wang , Dongsheng Li , Lili Qiu

In the domain of cardiovascular healthcare, the Electrocardiogram (ECG) serves as a critical, non-invasive diagnostic tool. Although recent strides in self-supervised learning (SSL) have been promising for ECG representation learning, these…

信号处理 · 电气工程与系统科学 2023-09-15 Che Liu , Zhongwei Wan , Sibo Cheng , Mi Zhang , Rossella Arcucci

Recent advances in multimodal ECG representation learning center on aligning ECG signals with paired free-text reports. However, suboptimal alignment persists due to the complexity of medical language and the reliance on a full 12-lead…

机器学习 · 计算机科学 2025-02-26 Che Liu , Cheng Ouyang , Zhongwei Wan , Haozhe Wang , Wenjia Bai , Rossella Arcucci

EEG signals are usually simple to obtain but expensive to label. Although supervised learning has been widely used in the field of EEG signal analysis, its generalization performance is limited by the amount of annotated data.…

机器学习 · 计算机科学 2021-09-17 Xue Jiang , Jianhui Zhao , Bo Du , Zhiyong Yuan

Cardiac magnetic resonance imaging (CMR) offers detailed evaluation of cardiac structure and function, but its limited accessibility restricts use to selected patient populations. In contrast, the electrocardiogram (ECG) is ubiquitous and…

Electrocardiogram (ECG) captures the heart's electrical signals, offering valuable information for diagnosing cardiac conditions. However, the scarcity of labeled data makes it challenging to fully leverage supervised learning in the…

机器学习 · 计算机科学 2026-04-13 Sehun Kim

This work discusses the use of contrastive learning and deep learning for diagnosing cardiovascular diseases from electrocardiography (ECG) signals. While the ECG signals usually contain 12 leads (channels), many healthcare facilities and…

信号处理 · 电气工程与系统科学 2023-04-24 Tue M. Cao , Nhat H. Tran , Phi Le Nguyen , Hieu Pham

Recent advances in deep learning have made it increasingly feasible to estimate heart rate remotely in smart environments by analyzing videos. However, a notable limitation of deep learning methods is their heavy reliance on extensive sets…

计算机视觉与模式识别 · 计算机科学 2023-10-25 Divij Gupta , Ali Etemad

Although self-supervised learning enables us to bootstrap the training by exploiting unlabeled data, the generic self-supervised methods for natural images do not sufficiently incorporate the context. For medical images, a desirable method…

图像与视频处理 · 电气工程与系统科学 2022-07-08 Li Sun , Ke Yu , Kayhan Batmanghelich

Electrocardiogram (ECG) monitoring is one of the most powerful technique of cardiovascular disease (CVD) early identification, and the introduction of intelligent wearable ECG devices has enabled daily monitoring. However, due to the need…

信号处理 · 电气工程与系统科学 2024-03-08 Hongxiang Gao , Xingyao Wang , Zhenghua Chen , Min Wu , Jianqing Li , Chengyu Liu