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Subarachnoid hemorrhage (SAH), typically due to intracranial aneurysms, demands precise imaging for effective treatment. Digital Subtraction Angiography (DSA), despite being the gold standard, broadly visualizes cerebral blood flow,…

Three-dimensional Digital Subtraction Angiography (3D-DSA) is a well-established X-ray-based technique for visualizing vascular anatomy. Recently, four-dimensional DSA (4D-DSA) reconstruction algorithms have been developed to enable the…

Computer Vision and Pattern Recognition · Computer Science 2025-10-03 Noah Maul , Annette Birkhold , Fabian Wagner , Mareike Thies , Maximilian Rohleder , Philipp Berg , Markus Kowarschik , Andreas Maier

Accurate three-dimensional (3D) reconstruction of guidewire shapes is crucial for precise navigation in robot-assisted endovascular interventions. Conventional 2D Digital Subtraction Angiography (DSA) is limited by the absence of depth…

Robotics · Computer Science 2025-06-30 Tianliang Yao , Bingrui Li , Bo Lu , Zhiqiang Pei , Yixuan Yuan , Peng Qi

We present a method for 3D/2D registration of Digital Subtraction Angiography (DSA) images to provide valuable insight into brain hemodynamics and angioarchitecture. Our approach formulates the registration as a pose estimation problem,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-28 Taewoong Lee , Sarah Frisken , Nazim Haouchine

The perfect alignment of 3D echocardiographic images captured from various angles has improved image quality and broadened the field of view. This study proposes an accelerated sequential Monte Carlo (SMC) algorithm for 3D-3D rigid…

Image and Video Processing · Electrical Eng. & Systems 2025-04-29 Thanuja Uruththirakodeeswaran , Harald Becher , Michelle Noga , Lawrence H. Le , Pierre Boulanger , Jonathan Windram , Kumaradevan Punithakumar

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

Diffusion magnetic resonance imaging (dMRI) is a crucial technique in neuroimaging studies, allowing for the non-invasive probing of the underlying structures of brain tissues. Clinical dMRI data is susceptible to various artifacts during…

Image and Video Processing · Electrical Eng. & Systems 2024-09-25 Sheng Chen , Zihao Tang , Xinyi Wang , Chenyu Wang , Weidong Cai

The ultra-wide optical coherence tomography angiography (OCTA) has become an important imaging modality in diabetic retinopathy (DR) diagnosis. However, there are few researches focusing on automatic DR analysis using ultra-wide OCTA. In…

Image and Video Processing · Electrical Eng. & Systems 2022-10-04 Junlin Hou , Fan Xiao , Jilan Xu , Yuejie Zhang , Haidong Zou , Rui Feng

The standard non-invasive imaging technique used to assess the severity and extent of Coronary Artery Disease (CAD) is Coronary Computed Tomography Angiography (CCTA). However, manual grading of each patient's CCTA according to the…

Ultrasound computed tomography (UCT) via full waveform inversion (FWI) enables high-resolution quantitative imaging for tissue characterization and disease diagnosis. However, UCT suffers from large computational burden and severe…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Tianyu Liu , Heyu Ma , Aiduo Wang , Peiwen Li , Boyi Li , Ying Li , Dan Li , Chengcheng Liu , Dean Ta

Non-rigid alignment of point clouds is crucial for scene understanding, reconstruction, and various computer vision and robotics tasks. Recent advancements in implicit deformation networks for non-rigid registration have significantly…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Mingyang Zhao , Gaofeng Meng , Dong-Ming Yan

We propose a fully automated algorithm based on a deep learning framework enabling screening of a coronary computed tomography angiography (CCTA) examination for confident detection of the presence or absence of coronary artery…

Image and Video Processing · Electrical Eng. & Systems 2020-06-09 Sema Candemir , Richard D. White , Mutlu Demirer , Vikash Gupta , Matthew T. Bigelow , Luciano M. Prevedello , Barbaros S. Erdal

Background and Purpose: Our purpose was to develop a deep learning angiography (DLA) method to generate 3D cerebral angiograms from a single contrast-enhanced acquisition. Material and Methods: Under an approved IRB protocol 105 3D-DSA…

Image and Video Processing · Electrical Eng. & Systems 2018-01-30 Juan C. Montoya , Yinsheng Li , Charles Strother , Guang-Hong Chen

Robust and accurate 2D/3D registration, which aligns preoperative models with intraoperative images of the same anatomy, is crucial for successful interventional navigation. To mitigate the challenge of a limited field of view in…

Computer Vision and Pattern Recognition · Computer Science 2025-06-30 Yuxin Cui , Rui Song , Yibin Li , Max Q. -H. Meng , Zhe Min

Deformable image registration, estimating the spatial transformation between different images, is an important task in medical imaging. Many previous studies have used learning-based methods for multi-stage registration to perform 3D image…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Jian-Qing Zheng , Ziyang Wang , Baoru Huang , Ngee Han Lim , Tonia Vincent , Bartlomiej W. Papiez

Coronary CT angiography (CCTA) has established its role as a non-invasive modality for the diagnosis of coronary artery disease (CAD). The CAD-Reporting and Data System (CAD-RADS) has been developed to standardize communication and aid in…

X-ray digital subtraction angiography (DSA) is frequently used when evaluating minimally invasive medical interventions. DSA predominantly visualizes vessels, and soft tissue anatomy is less visible or invisible in DSA. Visualization of…

Digital Subtraction Angiography (DSA) is one of the gold standards in vascular disease diagnosing. With the help of contrast agent, time-resolved 2D DSA images deliver comprehensive insights into blood flow information and can be utilized…

Image and Video Processing · Electrical Eng. & Systems 2024-05-20 Zhentao Liu , Huangxuan Zhao , Wenhui Qin , Zhenghong Zhou , Xinggang Wang , Wenping Wang , Xiaochun Lai , Chuansheng Zheng , Dinggang Shen , Zhiming Cui

Non-rigid registration is a necessary but challenging task in medical imaging studies. Recently, unsupervised registration models have shown good performance, but they often require a large-scale training dataset and long training times.…

Computer Vision and Pattern Recognition · Computer Science 2021-04-22 Heejung Park , Gyeong Min Lee , Soopil Kim , Ga Hyung Ryu , Areum Jeong , Sang Hyun Park , Min Sagong

A search in Scopus within "Article title, Abstract, Keywords" unveils 2,444 documents focused on the biomechanics of Abdominal Aortic Aneurysm (AAA), mostly on AAA wall stress. Only 24 documents investigated AAA kinematics, an important…

Computational Engineering, Finance, and Science · Computer Science 2025-03-17 Mostafa Jamshidian , Adam Wittek , Saeideh Sekhavat , Karol Miller
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