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Quantitative myocardial perfusion mapping has advantages over qualitative assessment, including the ability to detect global flow reduction. However, it is not clinically available and remains as a research tool. Building upon the…

图像与视频处理 · 电气工程与系统科学 2019-10-17 Hui Xue , Louise A. E. Brown , Sonia Nielles-Vallespin , Sven Plein , Peter Kellman

Intravascular ultrasound and optical coherence tomography are widely available for characterizing coronary stenoses and provide critical vessel parameters to optimize percutaneous intervention. Intravascular polarization-sensitive optical…

图像与视频处理 · 电气工程与系统科学 2022-09-15 Mohammad Haft-Javaherian , Martin Villiger , Kenichiro Otsuka , Joost Daemen , Peter Libby , Polina Golland , Brett E. Bouma

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…

图像与视频处理 · 电气工程与系统科学 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

X-Ray Phase-Contrast Imaging (PCI) yields absorption, differential phase, and dark-field images. Computed Tomography (CT) of grating-based PCI can in principle provide high-resolution soft-tissue contrast. Recently, grating-based PCI took…

Objective: Heartbeat detection remains central to cardiac disease diagnosis and management, and is traditionally performed based on electrocardiogram (ECG). To improve robustness and accuracy of detection, especially, in certain…

信号处理 · 电气工程与系统科学 2018-07-10 B S Chandra , C S Sastry , S Jana

Myocardial infarction is a major cause of death globally, and accurate early diagnosis from electrocardiograms (ECGs) remains a clinical priority. Deep learning models have shown promise for automated ECG interpretation, but require large…

图像与视频处理 · 电气工程与系统科学 2025-07-01 Lachin Naghashyar

Myocardial infarction (MI) is the leading cause of mortality and morbidity in the world. Early therapeutics of MI can ensure the prevention of further myocardial necrosis. Echocardiography is the fundamental imaging technique that can…

图像与视频处理 · 电气工程与系统科学 2023-08-29 Aysen Degerli , Fahad Sohrab , Serkan Kiranyaz , Moncef Gabbouj

Cardiac auscultation is the most practiced non-invasive and cost-effective procedure for the early diagnosis of heart diseases. While machine learning based systems can aid in automatically screening patients, the robustness of these…

信号处理 · 电气工程与系统科学 2020-10-05 Ahmed Imtiaz Humayun , Shabnam Ghaffarzadegan , Md. Istiaq Ansari , Zhe Feng , Taufiq Hasan

Cardiovascular MRI (CMR) is a non-invasive imaging modality that provides excellent soft-tissue contrast without the use of ionizing radiation. Physiological motions and limited speed of MRI data acquisition necessitate development of…

图像与视频处理 · 电气工程与系统科学 2020-08-13 Chong Chen , Yingmin Liu , Philip Schniter , Matthew Tong , Karolina Zareba , Orlando Simonetti , Lee Potter , Rizwan Ahmad

In coronary angiography the condition of myocardial blood supply is assessed by analyzing 2-D X-ray projections of contrasted coronary arteries. This is done using a flexible C-arm system. Due to the X-ray immanent dimensionality reduction…

Currently, many researchers and analysts are working toward medical diagnosis enhancement for various diseases. Heart disease is one of the common diseases that can be considered a significant cause of mortality worldwide. Early detection…

机器学习 · 计算机科学 2023-06-02 Salahaldeen Rababa , Asma Yamin , Shuxia Lu , Ashraf Obaidat

Cardiovascular disease (CVD) is a common and strong threat to human beings, featuring high prevalence, disability and mortality. The amount of coronary artery calcification (CAC) is an effective factor for CVD risk evaluation.…

图像与视频处理 · 电气工程与系统科学 2019-07-29 Jiechao Ma , Rongguo Zhang

Cardiac diseases are among the leading causes of morbidity and mortality worldwide, which requires accurate and timely diagnostic strategies. In this study, we introduce an innovative approach that combines deep learning image registration…

机器学习 · 计算机科学 2025-07-09 Comte Valentin , Gemma Piella , Mario Ceresa , Miguel A. Gonzalez Ballester

Late gadolinium enhanced (LGE) magnetic resonance (MR) imaging is widely established to assess the viability of myocardial tissue of patients after acute myocardial infarction (MI). We propose the Cascading Refinement CNN (CaRe-CNN), which…

计算机视觉与模式识别 · 计算机科学 2023-12-20 Franz Thaler , Matthias A. F. Gsell , Gernot Plank , Martin Urschler

Recent publications have shown that the segmentation accuracy of modern-day convolutional neural networks (CNN) applied on cardiac MRI can reach the inter-expert variability, a great achievement in this area of research. However, despite…

图像与视频处理 · 电气工程与系统科学 2020-06-17 Nathan Painchaud , Youssef Skandarani , Thierry Judge , Olivier Bernard , Alain Lalande , Pierre-Marc Jodoin

Focused transmits are the most commonly used transmit strategy for echocardiograms, but suffer from relatively low frame rates, and in 3D, even lower volume rates. Fast imaging based on unfocused transmits has disadvantages such as motion…

信号处理 · 电气工程与系统科学 2026-05-14 Wessel L. van Nierop , Oisín Nolan , Tristan S. W. Stevens , Ruud J. G. van Sloun

Convolutional neural networks (CNN) have had unprecedented success in medical imaging and, in particular, in medical image segmentation. However, despite the fact that segmentation results are closer than ever to the inter-expert…

计算机视觉与模式识别 · 计算机科学 2020-06-17 Nathan Painchaud , Youssef Skandarani , Thierry Judge , Olivier Bernard , Alain Lalande , Pierre-Marc Jodoin

Despite recent surge of interest in deploying colon capsule endoscopy (CCE) for early diagnosis of colorectal diseases, there remains a large gap between the current state of CCE in clinical practice, and the state of its counterpart…

图像与视频处理 · 电气工程与系统科学 2024-06-17 Esmaeil S. Nadimi , Jan-Matthias Braun , Benedicte Schelde-Olesen , Emile Prudhomme , Victoria Blanes-Vidal , Gunnar Baatrup

Background & Purpose: Chest X-Ray (CXR) use in pre-MRI safety screening for Lead-Less Implanted Electronic Devices (LLIEDs), easily overlooked or misidentified on a frontal view (often only acquired), is common. Although most LLIED types…

图像与视频处理 · 电气工程与系统科学 2022-04-28 Mutlu Demirer , Richard D. White , Vikash Gupta , Ronnie A. Sebro , Barbaros S. Erdal

Early diagnosis of critical diseases can significantly improve patient survival and reduce treatment costs. However, existing diagnostic techniques are often costly, invasive, and inaccessible in low-resource regions. This paper presents a…

计算机视觉与模式识别 · 计算机科学 2025-10-30 Manisha More , Kavya Bhand , Kaustubh Mukdam , Kavya Sharma , Manas Kawtikwar , Hridayansh Kaware , Prajwal Kavhar