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The industry of wearable remote health monitoring system keeps growing. In the diagnosis of cardiovascular disease, Electrocardiography~(ECG) waveform is one of the major tools which is thus widely taken as the monitoring objective. For the…

信息论 · 计算机科学 2017-04-07 Pengda Huang

The diagnostic value of electrocardiogram (ECG) lies in its dynamic characteristics, ranging from rhythm fluctuations to subtle waveform deformations that evolve across time and frequency domains. However, supervised ECG models tend to…

信号处理 · 电气工程与系统科学 2025-07-29 He-Yang Xu , Hongxiang Gao , Yuwen Li , Xiu-Shen Wei , Chengyu Liu

The adoption of deep learning-based healthcare decision support systems such as the detection of irregular cardiac rhythm is hindered by challenges such as lack of access to quality data and the high costs associated with the collection and…

机器学习 · 计算机科学 2022-05-31 Sagnik Dakshit , Barbara Mukami Maweu , Sristi Dakshit , Balakrishnan Prabhakaran

Cardiovascular disease (CVD) is a major pediatric health burden, and early screening is of critical importance. Electrocardiography (ECG), as a noninvasive and accessible tool, is well suited for this purpose. This paper presents the first…

信号处理 · 电气工程与系统科学 2025-10-07 Yiqiao Chen

As clinical data are becoming increasingly available, machine learning methods have been employed to extract knowledge from them and predict clinical events. While promising, approaches suffer from at least two main issues: low availability…

Electrocardiogram (ECG)-based biometrics offer a promising method for user identification, combining intrinsic liveness detection with morphological uniqueness. However, elevated heart rates introduce significant physiological variability,…

机器学习 · 计算机科学 2025-02-10 Amro Abu Saleh , Elliot Sprecher , Kfir Y. Levy , Daniel H. Lange

Although electrocardiograms (ECG) play a dominant role in cardiovascular diagnosis and treatment, their intrinsic data forms and representational patterns pose significant challenges for medical multimodal large language models (Med-MLLMs)…

Privacy concerns in healthcare have gained interest recently via GDPR, with a rising need for privacy-preserving data collection methods that keep personal information hidden in otherwise usable data. Sometimes data needs to be encrypted…

密码学与安全 · 计算机科学 2021-04-13 Mikko Impiö , Mehmet Yamaç , Jenni Raitoharju

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

Electrocardiography (ECG) offers critical cardiovascular insights, such as identifying arrhythmias and myocardial ischemia, but enabling automated systems to answer complex clinical questions directly from ECG signals (ECG-QA) remains a…

信号处理 · 电气工程与系统科学 2025-05-13 Hung Manh Pham , Jialu Tang , Aaqib Saeed , Dong Ma

The 12-lead electrocardiogram (ECG) is a commonly used tool for detecting cardiac abnormalities such as atrial fibrillation, blocks, and irregular complexes. For the PhysioNet/CinC 2020 Challenge, we built an algorithm using gradient…

信号处理 · 电气工程与系统科学 2020-10-27 Alexander William Wong , Weijie Sun , Sunil Vasu Kalmady , Padma Kaul , Abram Hindle

Electrocardiogram (ECG) has emerged as a widely accepted diagnostic instrument for cardiovascular diseases (CVD). The standard clinical 12-lead ECG configuration causes considerable inconvenience and discomfort, while wearable devices…

机器学习 · 计算机科学 2024-10-04 Jiarong Chen , Wanqing Wu , Tong Liu , Shenda Hong

Learner-item cognitive modeling plays a central role in the web-based online intelligent education system by enabling cognitive diagnosis (CD) across diverse online educational scenarios. Although ID embedding remains the mainstream…

计算与语言 · 计算机科学 2026-04-07 Yuanhao Liu , Zihan Zhou , Kaiying Wu , Shuo Liu , Yiyang Huang , Jiajun Guo , Aimin Zhou , Hong Qian

The aim of this project is to develop a new wireless powered wearable ECG monitoring device. The main goal of the project is to provide a wireless, small-sized ECG monitoring device that can be worn for a long period of time by the…

信号处理 · 电气工程与系统科学 2025-07-24 Ruihua Wang , Mingtong Chen , Zhengbao Yang

Background: Electrocardiograms are indispensable for diagnosing cardiovascular diseases, yet in many settings they exist only as paper printouts stored in multiple recording layouts. Converting these images into digital signals introduces…

Objective: A novel ECG classification algorithm is proposed for continuous cardiac monitoring on wearable devices with limited processing capacity. Methods: The proposed solution employs a novel architecture consisting of wavelet transform…

信号处理 · 电气工程与系统科学 2020-01-22 Saeed Saadatnejad , Mohammadhosein Oveisi , Matin Hashemi

Cardiovascular disease (CVD) is the leading cause of death and premature mortality worldwide, with occupational environments significantly influencing CVD risk, underscoring the need for effective cardiac monitoring and early warning…

系统与控制 · 电气工程与系统科学 2024-11-22 Yongyang Tang , Zhe Chen , Ang Li , Tianyue Zheng , Zheng Lin , Jia Xu , Pin Lv , Zhe Sun , Yue Gao

Recent advances have increasingly applied large language models (LLMs) to electrocardiogram (ECG) interpretation, giving rise to Electrocardiogram-Language Models (ELMs). Conditioned on an ECG and a textual query, an ELM autoregressively…

Decoding EEG signals is crucial for unraveling human brain and advancing brain-computer interfaces. Traditional machine learning algorithms have been hindered by the high noise levels and inherent inter-person variations in EEG signals.…

信号处理 · 电气工程与系统科学 2024-03-26 Pengfei Sun , Jorg De Winne , Paul Devos , Dick Botteldooren

The dichotomy between the challenging nature of obtaining annotations for activities, and the more straightforward nature of data collection from wearables, has resulted in significant interest in the development of techniques that utilize…

机器学习 · 计算机科学 2022-11-14 Harish Haresamudram , Irfan Essa , Thomas Ploetz