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Cardiovascular disease causes high rates of mortality worldwide. Coronary artery calcium (CAC) scoring is a powerful tool to stratify the risk of atherosclerotic cardiovascular disease. Current scoring practices require time-intensive…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Lachlan Nguyen , Aidan Cousins , Arcot Sowmya , Hugh Dixson , Sonit Singh

The evaluation of obstructions (stenosis) in coronary arteries is currently done by a physician's visual assessment of coronary angiography video sequences. It is laborious, and can be susceptible to interobserver variation. Prior studies…

Image and Video Processing · Electrical Eng. & Systems 2021-02-01 Chengyang Zhou , Thao Vy Dinh , Heyi Kong , Jonathan Yap , Khung Keong Yeo , Hwee Kuan Lee , Kaicheng Liang

Coronary CT angiography (CCTA) and intravascular ultrasound (IVUS) provide complementary information for coronary artery disease assessment, making their registration valuable for comprehensive analysis. However, existing registration…

Image and Video Processing · Electrical Eng. & Systems 2024-12-24 R. L. M. van Herten , José P. Henriques , R. Nils Planken , Joost Daemen , Eline M. J. Hartman , Jolanda J. Wentzel , Ivana Išgum

In patients with coronary artery stenoses of intermediate severity, the functional significance needs to be determined. Fractional flow reserve (FFR) measurement, performed during invasive coronary angiography (ICA), is most often used in…

Computer Vision and Pattern Recognition · Computer Science 2018-08-21 Majd Zreik , Nikolas Lessmann , Robbert W. van Hamersvelt , Jelmer M. Wolterink , Michiel Voskuil , Max A. Viergever , Tim Leiner , Ivana Išgum

Computed Tomography Coronary Angiography (CTCA) is a non-invasive method to evaluate coronary artery anatomy and disease. CTCA is ideal for geometry reconstruction to create virtual models of coronary arteries. To our knowledge there is no…

Computer Vision and Pattern Recognition · Computer Science 2022-11-04 Ramtin Gharleghi , Dona Adikari , Katy Ellenberger , Mark Webster , Chris Ellis , Arcot Sowmya , Sze-Yuan Ooi , Susann Beier

Providing closed and well-connected boundaries of coronary artery is essential to assist cardiologists in the diagnosis of coronary artery disease (CAD). Recently, several deep learning-based methods have been proposed for boundary…

Precise localization of coronary arteries in Computed Tomography (CT) scans is critical from the perspective of medical assessment of coronary artery disease. Although various methods exist that offer high-quality segmentation of coronary…

Image and Video Processing · Electrical Eng. & Systems 2024-10-27 Mariusz Bujny , Katarzyna Jesionek , Jakub Nalepa , Karol Miszalski-Jamka , Katarzyna Widawka-Żak , Sabina Wolny , Marcin Kostur

We propose a deep learning-based automatic coronary artery tree centerline tracker (AuCoTrack) extending the vessel tracker by Wolterink (arXiv:1810.03143). A dual pathway Convolutional Neural Network (CNN) operating on multi-scale 3D…

Image and Video Processing · Electrical Eng. & Systems 2023-11-27 Zohaib Salahuddin , Matthias Lenga , Hannes Nickisch

Atherosclerosis, a chronic inflammatory disease affecting the large arteries, presents a global health risk. Accurate analysis of diagnostic images, like computed tomographic angiograms (CTAs), is essential for staging and monitoring the…

Image and Video Processing · Electrical Eng. & Systems 2023-11-28 Alireza Bagheri Rajeoni , Breanna Pederson , Daniel G. Clair , Susan M. Lessner , Homayoun Valafar

CAD remains a major global public health burden, yet scalable screening tools are limited. Although CCTA is a first-line non-invasive diagnostic modality, its use is constrained by resource requirements and radiation exposure. AI-ECG may…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Yujie Xiao , Qinghao Zhao , Gongzheng Tang , Hao Zhang , Zhuoran Kan , Deyun Zhang , Jun Li , Guangkun Nie , Xiaocheng Fang , Haoyu Wang , Shun Huang , Tong Liu , Jian Liu , Kangyin Chen , Shenda Hong

Cardiovascular disease (CVD) accounts for about half of non-communicable diseases. Vessel stenosis in the coronary artery is considered to be the major risk of CVD. Computed tomography angiography (CTA) is one of the widely used noninvasive…

Image and Video Processing · Electrical Eng. & Systems 2023-10-18 An Zeng , Chunbiao Wu , Meiping Huang , Jian Zhuang , Shanshan Bi , Dan Pan , Najeeb Ullah , Kaleem Nawaz Khan , Tianchen Wang , Yiyu Shi , Xiaomeng Li , Guisen Lin , Xiaowei Xu

Early detection of coronary artery disease (CAD) is critical for reducing mortality and improving patient treatment planning. While angiographic image analysis from X-rays is a common and cost-effective method for identifying cardiac…

Computer Vision and Pattern Recognition · Computer Science 2026-03-04 Alvee Hassan , Rusab Sarmun , Muhammad E. H. Chowdhury , M Murugappan , Abdulrahman Alqahtani , Balamurugan Balusamy , Sohaib Bassam Zoghoul

One of the main sources of error in multi-atlas segmentation propagation approaches comes from the use of atlas databases that are morphologically dissimilar to the target image. In this work, we exploit the segmentation errors associated…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Maria A. Zuluaga , Alex F. Mendelson , M. Jorge Cardoso , Andrew M. Taylor , Sébastien Ourselin

Coronary artery centerline extraction in cardiac CT angiography (CCTA) images is a prerequisite for evaluation of stenoses and atherosclerotic plaque. We propose an algorithm that extracts coronary artery centerlines in CCTA using a…

Computer Vision and Pattern Recognition · Computer Science 2018-10-25 Jelmer M. Wolterink , Robbert W. van Hamersvelt , Max A. Viergever , Tim Leiner , Ivana Išgum

Coronary artery disease (CAD) remains the leading cause of death globally, with computed tomography coronary angiography (CTCA) serving as a key diagnostic tool. However, coronary arterial analysis using CTCA, such as identifying…

Image and Video Processing · Electrical Eng. & Systems 2025-08-12 Shisheng Zhang , Ramtin Gharleghi , Sonit Singh , Daniel Moses , Dona Adikari , Arcot Sowmya , Susann Beier

Accurate extraction of coronary arteries from invasive coronary angiography (ICA) is important in clinical decision-making for the diagnosis and risk stratification of coronary artery disease (CAD). In this study, we develop a method using…

Image and Video Processing · Electrical Eng. & Systems 2023-12-22 Yinghui Meng , Zhenglong Du , Chen Zhao , Minghao Dong , Drew Pienta , Zhihui Xu , Weihua Zhou

Background: Computed Tomography Angiography (CTA) is crucial for cerebrovascular disease diagnosis. Dynamic CTA is a type of imaging that captures temporal information about the We aim to develop and evaluate two segmentation techniques to…

Medical Physics · Physics 2025-02-17 Shrikanth Yadav , Jisoo Kim , Geoffrey Young , Lei Qin

Coronary artery disease (CAD) is one of the most common causes of death in the European Union and the USA. The crucial biomarker in its diagnosis is called Fractional Flow Reserve (FFR) and its in-vivo measurement is obtained via an…

Image and Video Processing · Electrical Eng. & Systems 2024-05-22 Patryk Rygiel

This study is to demonstrate deep learning for automated artery-vein (AV) classification in optical coherence tomography angiography (OCTA). The AV-Net, a fully convolutional network (FCN) based on modified U-shaped CNN architecture,…

Image and Video Processing · Electrical Eng. & Systems 2020-06-09 Minhaj Alam , David Le , Taeyoon Son , Jennifer I. Lim , Xincheng Yao

Coronary artery disease (CAD) remains the leading cause of death globally and invasive coronary angiography (ICA) is considered the gold standard of anatomical imaging evaluation when CAD is suspected. However, risk evaluation based on ICA…