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The difficulty of obtaining paired data remains a major bottleneck for learning image restoration and enhancement models for real-world applications. Current strategies aim to synthesize realistic training data by modeling noise and…

计算机视觉与模式识别 · 计算机科学 2021-09-17 Valentin Wolf , Andreas Lugmayr , Martin Danelljan , Luc Van Gool , Radu Timofte

Electrocardiogram (ECG) is a simple non-invasive measure to identify heart-related issues such as irregular heartbeats known as arrhythmias. While artificial intelligence and machine learning is being utilized in a wide range of healthcare…

机器学习 · 计算机科学 2022-07-11 Minh Cao , Tianqi Zhao , Yanxun Li , Wenhao Zhang , Peyman Benharash , Ramin Ramezani

Deep learning enables automatic and robust extraction of cardiac function descriptors from echocardiographic sequences, such as ejection fraction or strain. These descriptors provide fine-grained information that physicians consider, in…

计算机视觉与模式识别 · 计算机科学 2025-08-20 Nathan Painchaud , Jérémie Stym-Popper , Pierre-Yves Courand , Nicolas Thome , Pierre-Marc Jodoin , Nicolas Duchateau , Olivier Bernard

Despite the routine use of electronic health record (EHR) data by radiologists to contextualize clinical history and inform image interpretation, the majority of deep learning architectures for medical imaging are unimodal, i.e., they only…

Large prospective epidemiological studies acquire cardiovascular magnetic resonance (CMR) images for pre-symptomatic populations and follow these over time. To support this approach, fully automatic large-scale 3D analysis is essential. In…

图像与视频处理 · 电气工程与系统科学 2019-07-04 Rahman Attar , Marco Pereanez , Christopher Bowles , Stefan K. Piechnik , Stefan Neubauer , Steffen E. Petersen , Alejandro F. Frangi

Listening to heart and lung sounds - auscultation - is one of the first and most fundamental steps in a clinical examination. Despite being fast and non-invasive, it demands years of experience to interpret subtle audio cues. Recent deep…

机器学习 · 计算机科学 2026-03-03 Yishan Wang , Tsai-Ning Wang , Mathias Funk , Aaqib Saeed

The availability of large scale databases containing imaging and non-imaging data, such as the UK Biobank, represents an opportunity to improve our understanding of healthy and diseased bodily function. Cardiac motion atlases provide a…

计算机视觉与模式识别 · 计算机科学 2021-06-24 Esther Puyol-Anton , Bram Ruijsink , Helene Langet , Mathieu De Craene , Paolo Piro , Julia A. Schnabel , Andrew P. King

Electrocardiogram (ECG) plays a foundational role in modern cardiovascular care, enabling non-invasive diagnosis of arrhythmias, myocardial ischemia, and conduction disorders. While machine learning has achieved expert-level performance in…

信号处理 · 电气工程与系统科学 2025-07-22 Deyun Zhang , Xiang Lan , Shijia Geng , Qinghao Zhao , Sumei Fan , Mengling Feng , Shenda Hong

Purpose: To develop and evaluate a cardiovascular magnetic resonance sequence (MyoFold) for rapid myocardial tissue and movement characterization. Method: MyoFold sequentially performs joint T1/T2 mapping and cine for one left-ventricle…

In this study we estimate the heart rate from face videos for student assessment. This information could be very valuable to track their status along time and also to estimate other data such as their attention level or the presence of…

人机交互 · 计算机科学 2020-06-02 Javier Hernandez-Ortega , Roberto Daza , Aythami Morales , Julian Fierrez , Ruben Tolosana

Being able to map the activities of others into one's own point of view is one fundamental human skill even from a very early age. Taking a step toward understanding this human ability, we introduce EgoExoLearn, a large-scale dataset that…

计算机视觉与模式识别 · 计算机科学 2025-03-07 Yifei Huang , Guo Chen , Jilan Xu , Mingfang Zhang , Lijin Yang , Baoqi Pei , Hongjie Zhang , Lu Dong , Yali Wang , Limin Wang , Yu Qiao

Chest X-ray interpretation is one of the most frequently performed diagnostic tasks in medicine and a primary target for AI development, yet current vision-language models are primarily trained on datasets of paired images and reports, not…

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…

信号处理 · 电气工程与系统科学 2023-01-18 Xin Tian , Qiang Zhu , Yuenan Li , Min Wu

Hemodynamic quantities are valuable biomedical risk factors for cardiovascular pathology such as atherosclerosis. Non-invasive, in-vivo measurement of these quantities can only be performed using a select number of modalities that are not…

Ultrafast power Doppler imaging (uPDI) has become a powerful tool for both research and clinical applications. However, existing simulation tools are insufficient for generating quantitatively accurate three-dimensional (3D) flow fields…

信号处理 · 电气工程与系统科学 2025-10-28 Qiang Fu , Changhui Li

Cardiopulmonary exercise testing (CPET) provides a comprehensive assessment of functional capacity by measuring key physiological variables including oxygen consumption ($VO_2$), carbon dioxide production ($VCO_2$), and pulmonary…

机器学习 · 计算机科学 2025-03-19 Muhammet Alkan , Gruschen Veldtman , Fani Deligianni

We present Pulse3DFace, the first dataset of its kind for estimating 3D blood pulsation maps. These maps can be used to develop models of dynamic facial blood pulsation, enabling the creation of synthetic video data to improve and validate…

计算机视觉与模式识别 · 计算机科学 2025-12-12 Maurice Rohr , Tobias Reinhardt , Tizian Dege , Justus Thies , Christoph Hoog Antink

Timelapse images of human induced pluripotent stem cell-derived cardiomyocytes (hiPSC-CMs) provide rich information on cell structure and contractile function. However, it is challenging to reproducibly generate tissue samples and conduct…

定量方法 · 定量生物学 2025-11-18 Saeed Mohammadzadeh , Yao-Chang Tsan , Aaron Renberg , Hiba Kobeissi , Adam Helms , Emma Lejeune

Echocardiography is widely used to clinical practice for diagnosis and treatment, e.g., on the common congenital heart defects. The traditional manual manipulation is error-prone due to the staff shortage, excess workload, and less…

计算机视觉与模式识别 · 计算机科学 2022-03-15 Fuhai Chen , Rongrong Ji , Chengpeng Dai , Xuri Ge , Shengchuang Zhang , Xiaojing Ma , Yue Gao

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
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