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Related papers: Fine-grained Contrastive Learning for ECG-Report A…

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The recent emergence of contrastive learning approaches facilitates the application on graph representation learning (GRL), introducing graph contrastive learning (GCL) into the literature. These methods contrast semantically similar and…

Machine Learning · Computer Science 2022-06-03 Ganqu Cui , Yufeng Du , Cheng Yang , Jie Zhou , Liang Xu , Xing Zhou , Xingyi Cheng , Zhiyuan Liu

Visualizing disease-induced scarring and fibrosis in the heart on cardiac magnetic resonance (CMR) imaging with contrast enhancement (LGE) is paramount in characterizing disease progression and quantifying pathophysiological substrates of…

Image and Video Processing · Electrical Eng. & Systems 2021-01-12 Haley G. Abramson , Dan M. Popescu , Rebecca Yu , Changxin Lai , Julie K. Shade , Katherine C. Wu , Mauro Maggioni , Natalia A. Trayanova

Contrastive learning -- a modern approach to extract useful representations from unlabeled data by training models to distinguish similar samples from dissimilar ones -- has driven significant progress in foundation models. In this work, we…

Machine Learning · Statistics 2025-10-15 Licong Lin , Song Mei

Electrocardiogram (ECG) acquisition requires an automated system and analysis pipeline for understanding specific rhythm irregularities. Deep neural networks have become a popular technique for tracing ECG signals, outperforming human…

Medical report generation demands automatic creation of coherent and precise descriptions for medical images. However, the scarcity of labelled medical image-report pairs poses formidable challenges in developing large-scale neural networks…

Computer Vision and Pattern Recognition · Computer Science 2023-12-08 Shibin Wu , Bang Yang , Zhiyu Ye , Haoqian Wang , Hairong Zheng , Tong Zhang

Electrocardiogram (ECG) is the most widely used diagnostic tool to monitor the condition of the cardiovascular system. Deep neural networks (DNNs), have been developed in many research labs for automatic interpretation of ECG signals to…

Signal Processing · Electrical Eng. & Systems 2020-12-02 Linhai Ma , Liang Liang

Cardiovascular diseases (CVDs) remain a leading cause of mortality worldwide, underscoring the importance of accurate and scalable diagnostic systems. Electrocardiogram (ECG) analysis is central to detecting cardiac abnormalities, yet…

Machine Learning · Computer Science 2025-09-12 Md. Sajeebul Islam Sk. , Md Jobayer , Md Mehedi Hasan Shawon , Md. Golam Raibul Alam

This paper proposes piece-wise matching layer as a novel layer in representation learning methods for electrocardiogram (ECG) classification. Despite the remarkable performance of representation learning methods in the analysis of time…

Signal Processing · Electrical Eng. & Systems 2020-10-14 Behzad Ghazanfari , Fatemeh Afghah , Sixian Zhang

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

In recent years, the advancement of Graph Neural Networks (GNNs) has significantly propelled progress in Multi-View Clustering (MVC). However, existing methods face the problem of coarse-grained graph fusion. Specifically, current…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Jian Zhu , Xin Zou , Jun Sun , Cheng Luo , Lei Liu , Lingfang Zeng , Ning Zhang , Bian Wu , Chang Tang , Lirong Dai

The electrocardiogram (ECG) is a cost-effective, highly accessible and widely employed diagnostic tool. With the advent of Foundation Models (FMs), the field of AI-assisted ECG interpretation has begun to evolve, as they enable model reuse…

Artificial Intelligence · Computer Science 2026-01-30 Francesca Filice , Edoardo De Rose , Simone Bartucci , Francesco Calimeri , Simona Perri

Background. Clinical parameters measured from gated single-photon emission computed tomography myocardial perfusion imaging (SPECT MPI) have value in predicting cardiac resynchronization therapy (CRT) patient outcomes, but still show…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Kristoffer Larsena , Zhuo He , Chen Zhao , Xinwei Zhang , Quiying Sha , Claudio T Mesquitad , Diana Paeze , Ernest V. Garciaf , Jiangang Zou , Amalia Peix , Weihua Zhou

Electrocardiogram (ECG) synthesis is the area of research focused on generating realistic synthetic ECG signals for medical use without concerns over annotation costs or clinical data privacy restrictions. Traditional ECG generation models…

Computation and Language · Computer Science 2023-03-17 Hyunseung Chung , Jiho Kim , Joon-myoung Kwon , Ki-Hyun Jeon , Min Sung Lee , Edward Choi

The inverse problem of inferring electrocardiogram (ECG) from photoplethysmogram (PPG) is an emerging research direction that combines the easy measurability of PPG and the rich clinical knowledge of ECG for long-term continuous cardiac…

Signal Processing · Electrical Eng. & Systems 2023-01-18 Xin Tian , Qiang Zhu , Yuenan Li , Min Wu

This paper introduces LLT-ECG, a novel method for electrocardiogram (ECG) signal classification that leverages concepts from theoretical physics to automatically generate features from time series data. Unlike traditional deep learning…

Machine Learning · Computer Science 2026-02-06 Péter Pósfay , Marcell T. Kurbucz , Péter Kovács , Antal Jakovác

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…

Signal Processing · Electrical Eng. & Systems 2020-10-27 Alexander William Wong , Weijie Sun , Sunil Vasu Kalmady , Padma Kaul , Abram Hindle

Contrastive image-text models such as CLIP form the building blocks of many state-of-the-art systems. While they excel at recognizing common generic concepts, they still struggle on fine-grained entities which are rare, or even absent from…

Computer Vision and Pattern Recognition · Computer Science 2024-02-22 Ahmet Iscen , Mathilde Caron , Alireza Fathi , Cordelia Schmid

Graph contrastive learning (GCL) aims to align the positive features while differentiating the negative features in the latent space by minimizing a pair-wise contrastive loss. As the embodiment of an outstanding discriminative unsupervised…

Machine Learning · Computer Science 2023-12-27 Jiangmeng Li , Yifan Jin , Hang Gao , Wenwen Qiang , Changwen Zheng , Fuchun Sun

Automatic radiology reporting has great clinical potential to relieve radiologists from heavy workloads and improve diagnosis interpretation. Recently, researchers have enhanced data-driven neural networks with medical knowledge graphs to…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Mingjie Li , Bingqian Lin , Zicong Chen , Haokun Lin , Xiaodan Liang , Xiaojun Chang

Electrocardiography (ECG) plays a central role in cardiovascular diagnostics, yet existing automated approaches often struggle to generalize across clinical tasks and offer limited support for open-ended reasoning. We present HeartLLM, a…

Artificial Intelligence · Computer Science 2026-01-27 Jinning Yang , Wenjie Sun , Wen Shi
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