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Quantitative analysis of cardiac motion is crucial for assessing cardiac function. This analysis typically uses imaging modalities such as MRI and Echocardiograms that capture detailed image sequences throughout the heartbeat cycle.…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Jiewen Yang , Yiqun Lin , Bin Pu , Xiaomeng Li

Coronary angiography is an indispensable assistive technique for cardiac interventional surgery. Segmentation and extraction of blood vessels from coronary angiography videos are very essential prerequisites for physicians to locate, assess…

Image and Video Processing · Electrical Eng. & Systems 2020-05-19 Lu Wang , Dong-xue Liang , Xiao-lei Yin , Jing Qiu , Zhi-yun Yang , Jun-hui Xing , Jian-zeng Dong , Zhao-yuan Ma

Remote monitoring of cardiovascular diseases plays an essential role in early detection of abnormal cardiac function, enabling timely intervention, improved preventive care, and personalized patient treatment. Abnormalities in the heart…

Audio and Speech Processing · Electrical Eng. & Systems 2025-11-07 Vladimir Despotovic , Peter Pocta , Andrej Zgank

Multiplexed imaging data are revolutionizing our understanding of the composition and organization of tissues and tumors. A critical aspect of such tissue profiling is quantifying the spatial relationship relationships among cells at…

Quantitative Methods · Quantitative Biology 2024-05-06 Ajit J. Nirmal , Peter K. Sorger

The reconstruction of three-dimensional models of coronary arteries is of great significance for the localization, evaluation and diagnosis of stenosis and plaque in the arteries, as well as for the assisted navigation of interventional…

Image and Video Processing · Electrical Eng. & Systems 2024-12-10 Lu Wang , Dong-xue Liang , Xiao-lei Yin , Jing Qiu , Zhi-yun Yang , Jun-hui Xing , Jian-zeng Dong , Zhao-yuan Ma

Accurate cardiac motion estimation from cine cardiac magnetic resonance (CMR) images is vital for assessing cardiac function and detecting its abnormalities. Existing methods often struggle to capture heart motion accurately because they…

Computer Vision and Pattern Recognition · Computer Science 2025-08-29 Reza Akbari Movahed , Abuzar Rezaee , Arezoo Zakeri , Colin Berry , Edmond S. L. Ho , Ali Gooya

X-ray coronary angiography (XCA) is used to assess coronary artery disease and provides valuable information on lesion morphology and severity. However, XCA images are 2D and therefore limit visualisation of the vessel. 3D reconstruction of…

Image and Video Processing · Electrical Eng. & Systems 2023-03-01 Kit Mills Bransby , Vincenzo Tufaro , Murat Cap , Greg Slabaugh , Christos Bourantas , Qianni Zhang

Coronary computed tomography angiography (CCTA) provides 3D information on obstructive coronary artery disease, but cannot fully visualize high-resolution features within the vessel wall. Intravascular imaging, in contrast, can spatially…

Image and Video Processing · Electrical Eng. & Systems 2025-09-10 Karim Kadry , Abhishek Karmakar , Andreas Schuh , Kersten Peterson , Michiel Schaap , David Marlevi , Charles Taylor , Elazer Edelman , Farhad Nezami

The purpose of this study is to present a new semi-automated methodology for three-dimensional (3D) reconstruction of coronary arteries and their plaque morphology using Computed Tomography Angiography (CTA) images. The methodology is…

Automatically identifying the structural substrates underlying cardiac abnormalities can potentially provide real-time guidance for interventional procedures. With the knowledge of cardiac tissue substrates, the treatment of complex…

Image and Video Processing · Electrical Eng. & Systems 2022-06-10 Ziyi Huang , Yu Gan , Theresa Lye , Yanchen Liu , Haofeng Zhang , Andrew Laine , Elsa Angelini , Christine Hendon

We propose a novel and efficient algorithm to model high-level topological structures of neuronal fibers. Tractography constructs complex neuronal fibers in three dimensions that exhibit the geometry of white matter pathways in the brain.…

Computer Vision and Pattern Recognition · Computer Science 2021-08-04 S. Shailja , Angela Zhang , B. S. Manjunath

Understanding blood transport in cardiovascular flows is important for managing patients with cardiovascular disease. In this study, three-dimensional Lagrangian coherent structures have been extracted for the first time in both healthy…

Medical Physics · Physics 2024-01-05 Wissam Abdallah , Ahmed Darwish , Julio Garcia , Lyes Kadem

Vessel stenosis is a major risk factor in cardiovascular diseases (CVD). To analyze the degree of vessel stenosis for supporting the treatment management, extraction of coronary artery area from Computed Tomographic Angiography (CTA) is…

Image and Video Processing · Electrical Eng. & Systems 2019-07-30 Yo-Chuan Chen , Yi-Chen Lin , Ching-Ping Wang , Chia-Yen Lee , Wen-Jeng Lee , Tzung-Dau Wang , Chung-Ming Chen

The direct detection and characterization of planetary and substellar companions at small angular separations is a rapidly advancing field. Dedicated high-contrast imaging instruments deliver unprecedented sensitivity, enabling detailed…

Earth and Planetary Astrophysics · Physics 2019-01-25 Tomas Stolker , Markus J. Bonse , Sascha P. Quanz , Adam Amara , Gabriele Cugno , Alexander J. Bohn , Anna Boehle

Type-B Aortic Dissection (TBAD) is one of the most serious cardiovascular events characterized by a growing yearly incidence,and the severity of disease prognosis. Currently, computed tomography angiography (CTA) has been widely adopted for…

Image and Video Processing · Electrical Eng. & Systems 2021-09-02 Zeyang Yao , Jiawei Zhang , Hailong Qiu , Tianchen Wang , Yiyu Shi , Jian Zhuang , Yuhao Dong , Meiping Huang , Xiaowei Xu

This study describes the creation of a wireless, transportable Holter monitor to improve the accuracy of cardiac disease diagnosis. The main goal of this study is to develop a low-cost cardiac screening system suited explicitly for…

Signal Processing · Electrical Eng. & Systems 2023-10-24 Azlaan Ranjha , Laiba Jabbar , Osaid Ahmed

This study presents a machine learning-based framework for heart disease prediction using the heart-disease dataset, comprising 303 samples with 14 features. The methodology involves data preprocessing, model training, and evaluation using…

Machine Learning · Computer Science 2025-05-16 Ali Azimi Lamir , Shiva Razzagzadeh , Zeynab Rezaei

Myocardial perfusion imaging using SPECT is widely utilized to diagnose coronary artery diseases, but image quality can be negatively affected in low-dose and few-view acquisition settings. Although various deep learning methods have been…

Cardiac image analysis remains fragmented across tasks: anatomical segmentation, disease classification, and grounded clinical report generation are typically handled by separate networks trained under different data regimes. No existing…

Computer Vision and Pattern Recognition · Computer Science 2025-12-04 Hania Ghouse , Maryam Alsharqi , Farhad R. Nezami , Muzammil Behzad

As the number of people affected by diseases in the gastrointestinal system is ever-increasing, a higher demand on preventive screening is inevitable. This will significantly increase the workload on gastroenterologists. To help reduce the…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Pål Anders Floor , Ivar Farup , Marius Pedersen