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Quantitative analysis of vessel wall structures by automated vessel wall segmentation provides useful imaging biomarkers in evaluating atherosclerotic lesions and plaque progression time-efficiently. To quantify vessel wall features,…

Image and Video Processing · Electrical Eng. & Systems 2019-09-06 Li Chen , Jie Sun , Gador Canton , Niranjan Balu , Xihai Zhao , Rui Li , Thomas S. Hatsukami , Jenq-Neng Hwang , Chun Yuan

Automatic and accurate segmentation of aortic vessel tree (AVT) in computed tomography (CT) scans is crucial for early detection, diagnosis and prognosis of aortic diseases, such as aneurysms, dissections and stenosis. However, this task…

Image and Video Processing · Electrical Eng. & Systems 2023-05-18 Shaofeng Yuan , Feng Yang

Coronary artery disease stands as one of the primary contributors to global mortality rates. The automated identification of coronary artery stenosis from X-ray images plays a critical role in the diagnostic process for coronary heart…

Image and Video Processing · Electrical Eng. & Systems 2025-04-22 Ali Rostami , Fatemeh Fouladi , Hedieh Sajedi

Coronary artery calcium (CAC) is a significant marker of atherosclerosis and cardiovascular events. In this work we present a system for the automatic quantification of calcium score in ECG-triggered non-contrast enhanced cardiac computed…

Computer Vision and Pattern Recognition · Computer Science 2017-10-10 G. Santini , D. Della Latta , N. Martini , G. Valvano , A. Gori , A. Ripoli , C. L. Susini , L. Landini , D. Chiappino

We propose a novel deep-learning-based system for vessel segmentation. Existing methods using CNNs have mostly relied on local appearances learned on the regular image grid, without considering the graphical structure of vessel shape. To…

Computer Vision and Pattern Recognition · Computer Science 2021-05-07 Seung Yeon Shin , Soochahn Lee , Il Dong Yun , Kyoung Mu Lee

To safely deploy deep learning models in the clinic, a quality assurance framework is needed for routine or continuous monitoring of input-domain shift and the models' performance without ground truth contours. In this work, cardiac…

Image and Video Processing · Electrical Eng. & Systems 2023-05-22 Xiyao Jin , Yao Hao , Jessica Hilliard , Zhehao Zhang , Maria A. Thomas , Hua Li , Abhinav K. Jha , Geoffrey D. Hugo

Accurate segmentation of pulmonary vessels plays a very critical role in diagnosing and assessing various lung diseases. Currently, many automated algorithms are primarily targeted at CTPA (Computed Tomography Pulmonary Angiography) types…

Image and Video Processing · Electrical Eng. & Systems 2025-05-20 Ying Ming , Shaoze Luo , Longfei Zhao , Ruijie Zhao , Bing Li , Qiqi Xu , Wei Song

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

Coronary artery disease (CAD) remains the leading cause of death worldwide. Patients with suspected CAD undergo coronary CT angiography (CCTA) to evaluate the risk of cardiovascular events and determine the treatment. Clinical analysis of…

Intracoronary Optical Coherence Tomography (OCT) enables high-resolution visualization of coronary vessel anatomy but presents challenges due to noise, imaging artifacts, and complex tissue structures. This paper proposes a fully automated…

Computer Vision and Pattern Recognition · Computer Science 2026-02-20 Amal Lahchim , Lambros Athanasiou

Anatomical and biophysical modeling of left atrium (LA) and proximal pulmonary veins (PPVs) is important for clinical management of several cardiac diseases. Magnetic resonance imaging (MRI) allows qualitative assessment of LA and PPVs…

Computer Vision and Pattern Recognition · Computer Science 2017-05-23 Aliasghar Mortazi , Rashed Karim , Kawal Rhode , Jeremy Burt , Ulas Bagci

Background: Coronary angiography (CAG) is a cornerstone imaging modality for assessing coronary artery disease and guiding interventional treatment decisions. However, in real-world clinical settings, angiographic images are often…

Computer Vision and Pattern Recognition · Computer Science 2026-01-23 Jingsong Xia , Siqi Wang

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 artery disease (CAD) remains a leading cause of mortality worldwide, requiring accurate segmentation and stenosis detection using Coronary Computed Tomography angiography (CCTA). Existing methods struggle with challenges such as…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Ni Yao , Xiangyu Liu , Danyang Sun , Chuang Han , Yanting Li , Jiaofen Nan , Chengyang Li , Fubao Zhu , Weihua Zhou , Chen Zhao

Automated blood vessel segmentation is vital for biomedical imaging, as vessel changes indicate many pathologies. Still, precise segmentation is difficult due to the complexity of vascular structures, anatomical variations across patients,…

Optical coherence tomography angiography (OCTA) is a novel noninvasive imaging modality for visualization of retinal blood flow in the human retina. Using specific OCTA imaging biomarkers for the identification of pathologies, automated…

Image and Video Processing · Electrical Eng. & Systems 2025-04-09 Anna Breger , Felix Goldbach , Bianca S. Gerendas , Ursula Schmidt-Erfurth , Martin Ehler

The change of retinal vasculature is an early sign of many vascular and systematic diseases, such as diabetes and hypertension. Different behaviors of retinal arterioles and venules form an important metric to measure the disease severity.…

Computer Vision and Pattern Recognition · Computer Science 2018-12-04 Meng Li , Yan Zhang , Haicheng She , Jinqiong Zhou , Jia Jia , Danmei He , Li Zhang

Accurate segmentation of coronary arteries from computed tomography angiography (CTA) images is of paramount clinical importance for the diagnosis and treatment planning of cardiovascular diseases. However, coronary artery segmentation…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Xiaochan Yuan , Pai Zeng

Despite the success of advanced segmentation frameworks such as TotalSegmentator (TS), accurate segmentations of the left atrial appendage (LAA), coronary arteries (CAs), and pulmonary veins (PVs) remain a significant challenge in medical…

Computer Vision and Pattern Recognition · Computer Science 2025-10-08 Bjoern Hansen , Jonas Pedersen , Klaus F. Kofoed , Oscar Camara , Rasmus R. Paulsen , Kristine Soerensen

Previous studies on echocardiogram segmentation are focused on the left ventricle in parasternal long-axis views. In this study, deep-learning models were evaluated on the segmentation of the ventricles in parasternal short-axis…

Image and Video Processing · Electrical Eng. & Systems 2025-04-04 Julian Rene Cuellar Buritica , Vu Dinh , Manjula Burri , Julie Roelandts , James Wendling , Jon D. Klingensmith
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