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Electroencephalography provides a non-invasive window into brain activity, offering valuable insights for neurological research, brain-computer interfaces, and clinical diagnostics. However, the development of robust machine learning models…

信号处理 · 电气工程与系统科学 2025-02-26 Chi-Sheng Chen , Ying-Jung Chen , Aidan Hung-Wen Tsai

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)…

Cardiovascular disease remains the leading cause of global mortality, yet scalable cardiac monitoring is hindered by the gap between diagnostic-rich ECG and ubiquitous wearable PPG. Bridging this gap requires representations that are…

机器学习 · 计算机科学 2026-05-12 Zhangdaihong Liu , Chang Liu , Fenglin Liu , Yixuan Chen , Yang Yang , David A. Clifton , Xiao Gu

Image synthesis is expected to provide value for the translation of machine learning methods into clinical practice. Fundamental problems like model robustness, domain transfer, causal modelling, and operator training become approachable…

计算机视觉与模式识别 · 计算机科学 2024-02-22 Hadrien Reynaud , Mengyun Qiao , Mischa Dombrowski , Thomas Day , Reza Razavi , Alberto Gomez , Paul Leeson , Bernhard Kainz

Generalist foundation model has ushered in newfound capabilities in medical domain. However, the contradiction between the growing demand for high-quality annotated data with patient privacy continues to intensify. The utilization of…

计算机视觉与模式识别 · 计算机科学 2024-03-19 Hao Wei , Bowen Liu , Minqing Zhang , Peilun Shi , Wu Yuan

Electrocardiogram (ECG) is a widely used reliable, non-invasive approach for cardiovascular disease diagnosis. With the rapid growth of ECG examinations and the insufficiency of cardiologists, accurate and automatic diagnosis of ECG signals…

机器学习 · 计算机科学 2020-10-21 Dongdong Zhang , Xiaohui Yuan , Ping Zhang

Ejection fraction (EF) is a key indicator of cardiac function, allowing identification of patients prone to heart dysfunctions such as heart failure. EF is estimated from cardiac ultrasound videos known as echocardiograms (echo) by manually…

图像与视频处理 · 电气工程与系统科学 2023-07-25 Masoud Mokhtari , Teresa Tsang , Purang Abolmaesumi , Renjie Liao

Pre-trained foundation models have demonstrated remarkable success in audio, vision and language, yet their potential for general machine signal modeling with arbitrary sampling rates-covering acoustic, vibration, and other industrial…

声音 · 计算机科学 2026-03-10 Yucong Zhang , Juan Liu , Ming Li

To facilitate diagnosis on cardiac ultrasound (US), clinical practice has established several standard views of the heart, which serve as reference points for diagnostic measurements and define viewports from which images are acquired.…

图像与视频处理 · 电气工程与系统科学 2024-03-04 Sarina Thomas , Cristiana Tiago , Børge Solli Andreassen , Svein Arne Aase , Jurica Šprem , Erik Steen , Anne Solberg , Guy Ben-Yosef

Existing X-ray based pre-trained vision models are usually conducted on a relatively small-scale dataset (less than 500k samples) with limited resolution (e.g., 224 $\times$ 224). However, the key to the success of self-supervised…

图像与视频处理 · 电气工程与系统科学 2024-04-30 Xiao Wang , Yuehang Li , Wentao Wu , Jiandong Jin , Yao Rong , Bo Jiang , Chuanfu Li , Jin Tang

Transthoracic echocardiography is the reference standard for confirming structural heart disease (SHD), but first-line screening is limited by cost, workflow burden, and specialist availability. We evaluated whether open pretrained…

Electrocardiogram (ECG) is a widely used non-invasive diagnostic tool for heart diseases. Many studies have devised ECG analysis models (e.g., classifiers) to assist diagnosis. As an upstream task, researches have built generative models to…

机器学习 · 计算机科学 2023-05-30 Jintai Chen , Kuanlun Liao , Kun Wei , Haochao Ying , Danny Z. Chen , Jian Wu

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 electrocardiogram (ECG) is a key diagnostic tool in cardiovascular health. Single-lead ECG recording is integrated into both clinical-grade and consumer wearables. While self-supervised pretraining of foundation models on unlabeled ECGs…

机器学习 · 计算机科学 2025-12-03 Yuxuan Shu , Peter H. Charlton , Fahim Kawsar , Jussi Hernesniemi , Mohammad Malekzadeh

The development of 3D medical vision-language models holds significant potential for disease diagnosis and patient treatment. However, compared to 2D medical images, 3D medical images, such as CT scans, face challenges related to limited…

图像与视频处理 · 电气工程与系统科学 2024-10-21 Haoran Lai , Zihang Jiang , Qingsong Yao , Rongsheng Wang , Zhiyang He , Xiaodong Tao , Wei Wei , Weifu Lv , S. Kevin Zhou

Intra-cardiac Echocardiography (ICE) plays a critical role in Electrophysiology (EP) and Structural Heart Disease (SHD) interventions by providing real-time visualization of intracardiac structures. However, maintaining continuous…

图像与视频处理 · 电气工程与系统科学 2025-05-12 Jaeyoung Huh , Ankur Kapoor , Young-Ho Kim

Malignant ventricular arrhythmias (VT/VF) following acute myocardial infarction (AMI) are a major cause of in-hospital death, yet early identification remains a clinical challenge. While traditional risk scores have limited performance,…

人工智能 · 计算机科学 2025-10-21 Shun Huang , Wenlu Xing , Shijia Geng , Hailong Wang , Guangkun Nie , Gongzheng Tang , Chenyang He , Shenda Hong

Ultrasound interpretation requires both precise lesion localization and holistic clinical reasoning, yet existing methods typically excel at only one of these capabilities: specialized detectors offer strong localization but limited…

计算机视觉与模式识别 · 计算机科学 2026-05-01 Jing Zhang , Wentao Jiang , Tao Huang , Zhiwei Wang , Jianxin Liu , Jian Chen , Ping Ye , Gang Wang , Zengmao Wang , Bo Du , Dacheng Tao

Blood pressure (BP) is a key indicator of cardiovascular health. As hypertension remains a global cause of morbidity and mortality, accurate, continuous, and non-invasive BP monitoring is therefore of paramount importance.…

信号处理 · 电气工程与系统科学 2025-10-20 Bálint Tóth , Dominik Senti , Thorir Mar Ingolfsson , Jeffrey Zweidler , Alexandre Elsig , Luca Benini , Yawei Li

Task-specific pre-training is essential when task representations diverge from generic pre-training features. Existing task-general pre-training EEG models struggle with complex tasks like emotion recognition due to mismatches between…

机器学习 · 计算机科学 2025-10-28 Qingzhu Zhang , Jiani Zhong , Zongsheng Li , Xinke Shen , Quanying Liu