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Cardiac magnetic resonance (CMR) image acquisition requires subjects to hold their breath while 2D cine images are acquired. This process assumes that the heart remains in the same position across all slices. However, differences in…

图像与视频处理 · 电气工程与系统科学 2024-04-02 Nil Stolt-Ansó , Vasiliki Sideri-Lampretsa , Maik Dannecker , Daniel Rueckert

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…

计算机视觉与模式识别 · 计算机科学 2026-01-23 Jingsong Xia , Siqi Wang

Accurate correspondence matching in coronary angiography images is crucial for reconstructing 3D coronary artery structures, which is essential for precise diagnosis and treatment planning of coronary artery disease (CAD). Traditional…

计算机视觉与模式识别 · 计算机科学 2025-04-02 Lin Zhao , Xin Yu , Yikang Liu , Xiao Chen , Eric Z. Chen , Terrence Chen , Shanhui Sun

Coronary Heart Disease (CHD) is a leading cause of death in the modern world. The development of modern analytical tools for diagnostics and treatment of CHD is receiving substantial attention from the scientific community. Deep…

图像与视频处理 · 电气工程与系统科学 2022-09-29 Maxim Popov , Temirgali Aimyshev , Eldar Ismailov , Ablay Bulegenov , Siamac Fazli

Predictive modeling of blood flow and pressure have numerous applications ranging from non-invasive assessment of functional significance of disease to planning invasive procedures. While several such predictive modeling techniques have…

Coronary angiography analysis is a common clinical task performed by cardiologists to diagnose coronary artery disease (CAD) through an assessment of atherosclerotic plaque's accumulation. This study introduces an end-to-end machine…

图像与视频处理 · 电气工程与系统科学 2023-10-30 Muhammad Bilal , Dinis Martinho , Reiner Sim , Adnan Qayyum , Hunaid Vohra , Massimo Caputo , Taofeek Akinosho , Sofiat Abioye , Zaheer Khan , Waleed Niaz , Junaid Qadir

Accurate and reproducible measurements of the aortic diameters are crucial for the diagnosis of cardiovascular diseases and for therapeutic decision making. Currently, these measurements are manually performed by healthcare professionals,…

图像与视频处理 · 电气工程与系统科学 2020-09-11 Axel Aguerreberry , Ezequiel de la Rosa , Alain Lalande , Elmer Fernandez

The aortic vessel tree is composed of the aorta and its branching arteries, and plays a key role in supplying the whole body with blood. Aortic diseases, like aneurysms or dissections, can lead to an aortic rupture, whose treatment with…

图像与视频处理 · 电气工程与系统科学 2023-04-04 Yuan Jin , Antonio Pepe , Jianning Li , Christina Gsaxner , Fen-hua Zhao , Kelsey L. Pomykala , Jens Kleesiek , Alejandro F. Frangi , Jan Egger

Cardiac MR image segmentation is essential for the morphological and functional analysis of the heart. Inspired by how experienced clinicians assess the cardiac morphology and function across multiple standard views (i.e. long- and…

图像与视频处理 · 电气工程与系统科学 2019-12-18 Chen Chen , Carlo Biffi , Giacomo Tarroni , Steffen Petersen , Wenjia Bai , Daniel Rueckert

The accuracy of coronary artery disease (CAD) diagnosis is dependent on a variety of factors, including demographic, symptom, and medical examination, ECG, and echocardiography data, among others. In this context, artificial intelligence…

人工智能 · 计算机科学 2023-08-30 Elham Nasarian , Danial Sharifrazi , Saman Mohsenirad , Kwok Tsui , Roohallah Alizadehsani

We introduce a new rotationally invariant viewing angle classification method for identifying, among a large number of Cryo-EM projection images, similar views without prior knowledge of the molecule. Our rotationally invariant features are…

生物大分子 · 定量生物学 2014-03-19 Zhizhen Zhao , Amit Singer

Cardiovascular diseases (CVDs) are the most common cause of death worldwide. Invasive x-ray coronary angiography (ICA) is one of the most important imaging modalities for the diagnosis of CVDs. ICA typically acquires only two 2D…

图像与视频处理 · 电气工程与系统科学 2024-12-17 Yiying Wang , Abhirup Banerjee , Robin P. Choudhury , Vicente Grau

Vascular diseases pose a significant threat to human health, with X-ray angiography established as the gold standard for diagnosis, allowing for detailed observation of blood vessels. However, angiographic X-rays expose personnel and…

图像与视频处理 · 电气工程与系统科学 2025-06-25 Zhifeng Wang , Renjiao Yi , Xin Wen , Chenyang Zhu , Kai Xu , Kunlun He

The segmentation and analysis of coronary arteries from intravascular optical coherence tomography (IVOCT) is an important aspect of diagnosing and managing coronary artery disease. Current image processing methods are hindered by the time…

机器学习 · 计算机科学 2021-04-20 Arjun Balaji , Lachlan Kelsey , Kamran Majeed , Carl Schultz , Barry Doyle

Quantitative angiography (QA) in two dimensions has been instrumental in assessing neurovascular contrast flow patterns, aiding disease severity and treatment outcome evaluations. However, QA requires high spatio-temporal resolution,…

Industrial cone-beam X-ray computed tomography (CT) scans of additively manufactured components produce a 3D reconstruction from projection measurements acquired at multiple predetermined rotation angles of the component about a single…

图像与视频处理 · 电气工程与系统科学 2024-07-19 Jingsong Lin , Singanallur Venkatakrishnan , Gregery Buzzard , Amir Koushyar Ziabari , Charles Bouman

Quantification of cardiac motion with cine Cardiac Magnetic Resonance Imaging (CMRI) is an integral part of arrhythmogenic right ventricular cardiomyopathy (ARVC) diagnosis. Yet, the expert evaluation of motion abnormalities with CMRI is a…

图像与视频处理 · 电气工程与系统科学 2023-11-27 Laura Alvarez-Florez , Jörg Sander , Mimount Bourfiss , Fleur V. Y. Tjong , Birgitta K. Velthuis , Ivana Išgum

Static cardiac imaging such as late gadolinium enhancement, mapping, or 3-D coronary angiography require prior information, e.g., the phase during a cardiac cycle with least motion, called resting phase (RP). The purpose of this work is to…

The quantification of the coronary artery stenosis is of significant clinical importance in coronary artery disease diagnosis and intervention treatment. It aims to quantify the morphological indices of the coronary artery lesions such as…

图像与视频处理 · 电气工程与系统科学 2020-08-11 Dong Zhang , Guang Yang , Shu Zhao , Yanping Zhang , Heye Zhang , Shuo Li

Coronary X-ray angiography is a crucial clinical procedure for the diagnosis and treatment of coronary artery disease, which accounts for roughly 16% of global deaths every year. However, the images acquired in these procedures have low…

图像与视频处理 · 电气工程与系统科学 2021-06-23 João Lourenço Silva , Miguel Nobre Menezes , Tiago Rodrigues , Beatriz Silva , Fausto J. Pinto , Arlindo L. Oliveira