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Although the heart has complex three-dimensional (3D) anatomy, conventional medical imaging with cardiac ultrasound relies on a series of 2D videos showing individual cardiac structures. 3D echocardiography is a developing modality that now…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Milos Vukadinovic , Hirotaka Ieki , Yuki Sahashi , David Ouyang , Bryan He

The electrocardiogram (ECG) is an essential tool for diagnosing heart disease, with computer-aided systems improving diagnostic accuracy and reducing healthcare costs. Despite advancements, existing systems often miss rare cardiac anomalies…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Aofan Jiang , Chaoqin Huang , Qing Cao , Yuchen Xu , Zi Zeng , Kang Chen , Ya Zhang , Yanfeng Wang

Radiologist eye-tracking data provide a rich record of how experts search, compare, and accumulate evidence during image reading; yet, existing methods exploit this signal only partially, either as a static spatial prior or as an auxiliary…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Yiwei Li , Zihao Wu , Huaqin Zhao , Yifan Zhou , Chao Cao , Dajiang Zhu , Tianming Liu , Lin Zhao

Embodied navigation in open, dynamic environments demands accurate foresight of how the world will evolve and how actions will unfold over time. We propose AstraNav-World, an end-to-end world model that jointly reasons about future visual…

Computer Vision and Pattern Recognition · Computer Science 2026-04-09 Jintao Chen , Junjun Hu , Haochen Bai , Minghua Luo , Xinda Xue , Botao Ren , Chengyu Bai , Shichao Xie , Ziyi Chen , Fei Liu , Zedong Chu , Xiaolong Wu , Mu Xu , Shanghang Zhang

In echocardiography (echo), an electrocardiogram (ECG) is conventionally used to temporally align different cardiac views for assessing critical measurements. However, in emergencies or point-of-care situations, acquiring an ECG is often…

Computer Vision and Pattern Recognition · Computer Science 2021-02-05 Fatemeh Taheri Dezaki , Christina Luong , Tom Ginsberg , Robert Rohling , Ken Gin , Purang Abolmaesumi , Teresa Tsang

What if a video generation model could not only imagine a plausible future, but the correct one, accurately reflecting how the world changes with each action? We address this question by presenting the Egocentric World Model (EgoWM), a…

Computer Vision and Pattern Recognition · Computer Science 2026-01-22 Anurag Bagchi , Zhipeng Bao , Homanga Bharadhwaj , Yu-Xiong Wang , Pavel Tokmakov , Martial Hebert

Cardiac motion estimation is critical to the assessment of cardiac function. Myocardium feature tracking (FT) can directly estimate cardiac motion from cine MRI, which requires no special scanning procedure. However, current deep…

Image and Video Processing · Electrical Eng. & Systems 2020-08-19 Pingjun Chen , Xiao Chen , Eric Z. Chen , Hanchao Yu , Terrence Chen , Shanhui Sun

We review some of the latest approaches to analysing cardiac electrophysiology data using machine learning and predictive modelling. Cardiac arrhythmias, particularly atrial fibrillation, are a major global healthcare challenge. Treatment…

Myocardial motion and deformation are rich descriptors that characterize cardiac function. Image registration, as the most commonly used technique for myocardial motion tracking, is an ill-posed inverse problem which often requires prior…

Image and Video Processing · Electrical Eng. & Systems 2022-06-09 Chen Qin , Shuo Wang , Chen Chen , Wenjia Bai , Daniel Rueckert

Ophthalmic decision-making depends on subtle lesion-scale cues interpreted across multimodal imaging and over time, yet most medical foundation models remain static and degrade under modality and acquisition shifts. Here we introduce…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Ziyu Gao , Xinyuan Wu , Xiaolan Chen , Zhuoran Liu , Ruoyu Chen , Bowen Liu , Bingjie Yan , Zhenhan Wang , Kai Jin , Jiancheng Yang , Yih Chung Tham , Mingguang He , Danli Shi

In clinical practice of echocardiography examinations, multiple planes containing the heart structures of different view are usually required in screening, diagnosis and treatment of cardiac disease. AI models for echocardiography have to…

Computer Vision and Pattern Recognition · Computer Science 2025-04-10 Jiongtong Hu , Wei Zhuo , Jun Cheng , Yingying Liu , Wufeng Xue , Dong Ni

Cardiovascular disease is a large worldwide healthcare issue; symptoms often present suddenly with minimal warning. The electrocardiogram (ECG) is a fast, simple and reliable method of evaluating the health of the heart, by measuring…

Signal Processing · Electrical Eng. & Systems 2022-01-15 Yola Jones , Fani Deligianni , Jeff Dalton

Eating monitoring has remained an open challenge in medical research for years due to the lack of non-invasive sensors for continuous monitoring and the reliable methods for automatic behavior detection. In this paper, we present a pilot…

Machine Learning · Computer Science 2025-02-21 Xu-Lu Zhang , Zhen-Qun Yang , Dong-Mei Jiang , Ga Liao , Qing Li , Ramesh Jain , Xiao-Yong Wei

Ultrasound (US) imaging is a critical tool in medical diagnostics, offering real-time visualization of physiological processes. One of its major advantages is its ability to capture temporal dynamics, which is essential for assessing motion…

Image and Video Processing · Electrical Eng. & Systems 2025-09-03 Yves Stebler , Thomas M. Sutter , Ece Ozkan , Julia E. Vogt

Several animal species (e.g., bats, dolphins, and whales) and even visually impaired humans have the remarkable ability to perform echolocation: a biological sonar used to perceive spatial layout and locate objects in the world. We explore…

Computer Vision and Pattern Recognition · Computer Science 2020-07-20 Ruohan Gao , Changan Chen , Ziad Al-Halah , Carl Schissler , Kristen Grauman

Accurate motion estimation for tracking deformable tissues in echocardiography is essential for precise cardiac function measurements. While traditional methods like block matching or optical flow struggle with intricate cardiac motion,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Md Abulkalam Azad , John Nyberg , Håvard Dalen , Bjørnar Grenne , Lasse Lovstakken , Andreas Østvik

Ultrasound video segmentation is clinically valuable yet difficult due to speckle noise, weak boundaries, and rapid anatomical deformation. Recent promptable foundation models enable point-guided segmentation, but their direct deployment in…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Ruiqiang Xiao , Zhaohu Xing , Yijun Yang , Zhenyan Han , Weiming Wang , Kaishun Wu , Lei Zhu

Echocardiography (echo), or cardiac ultrasound, is the most widely used imaging modality for cardiac form and function due to its relatively low cost, rapid acquisition time, and non-invasive nature. However, ultrasound acquisitions are…

Quantitative Methods · Quantitative Biology 2025-07-18 David Choi , Milos Vukadinovic , Bryan He , Christina Binder , Yuki Sahashi , David Ouyang

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…

Signal Processing · Electrical Eng. & Systems 2023-11-07 Jielin Qiu , Jiacheng Zhu , Shiqi Liu , William Han , Jingqi Zhang , Chaojing Duan , Michael Rosenberg , Emerson Liu , Douglas Weber , Ding Zhao

Early detection of cardiac dysfunction through routine screening is vital for diagnosing cardiovascular diseases. An important metric of cardiac function is the left ventricular ejection fraction (EF), where lower EF is associated with…

Image and Video Processing · Electrical Eng. & Systems 2023-09-08 Ece Ozkan , Thomas M. Sutter , Yurong Hu , Sebastian Balzer , Julia E. Vogt