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Segmentation of cardiac fibrosis and scar are essential for clinical diagnosis and can provide invaluable guidance for the treatment of cardiac diseases. Late Gadolinium enhancement (LGE) cardiovascular magnetic resonance (CMR) has been…

Image and Video Processing · Electrical Eng. & Systems 2021-07-01 Yinzhe Wu , Zeyu Tang , Binghuan Li , David Firmin , Guang Yang

Feature tracking Cardiac Magnetic Resonance (CMR) has recently emerged as an area of interest for quantification of regional cardiac function from balanced, steady state free precession (SSFP) cine sequences. However, currently available…

Computer Vision and Pattern Recognition · Computer Science 2017-04-13 Davis M. Vigneault , Weidi Xie , David A. Bluemke , J. Alison Noble

Accurate computing, analysis and modeling of the ventricles and myocardium from medical images are important, especially in the diagnosis and treatment management for patients suffering from myocardial infarction (MI). Late gadolinium…

Myocardial motion tracking is important for assessing cardiac function and diagnosing cardiovascular diseases, for which cine cardiac magnetic resonance (CMR) has been established as the gold standard imaging modality. Many existing methods…

Image and Video Processing · Electrical Eng. & Systems 2025-07-24 Jiahui Yin , Xinxing Cheng , Jinming Duan , Yan Pang , Declan O'Regan , Hadrien Reynaud , Qingjie Meng

Identification and quantification of myocardial scar is important for diagnosis and prognosis of cardiovascular diseases. However, reliable scar segmentation from Late Gadolinium Enhancement Cardiac Magnetic Resonance (LGE-CMR) images…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Nivetha Jayakumar , Jonathan Pan , Shuo Wang , Bishow Paudel , Nisha Hosadurg , Cristiane C. Singulane , Sivam Bhatt , Amit R. Patel , Miaomiao Zhang

Heart disease is a serious global health issue that claims millions of lives every year. Early detection and precise prediction are critical to the prevention and successful treatment of heart related issues. A lot of research utilizes…

Machine Learning · Computer Science 2024-07-30 Rahul Karmakar , Udita Ghosh , Arpita Pal , Sattwiki Dey , Debraj Malik , Priyabrata Sain

Cardiac segmentation is in great demand for clinical practice. Due to the enormous labor of manual delineation, unsupervised segmentation is desired. The ill-posed optimization problem of this task is inherently challenging, requiring…

Image and Video Processing · Electrical Eng. & Systems 2023-01-18 Sihan Wang , Fuping Wu , Lei Li , Zheyao Gao , Byung-Woo Hong , Xiahai Zhuang

In this paper, we propose a fully automatic MRI cardiac segmentation method based on a novel deep convolutional neural network (CNN) designed for the 2017 ACDC MICCAI challenge. The novelty of our network comes with its embedded shape prior…

Computer Vision and Pattern Recognition · Computer Science 2017-09-14 Clement Zotti , Zhiming Luo , Alain Lalande , Olivier Humbert , Pierre-Marc Jodoin

We present the meshfree Mixed Collocation Method (MCM) to solve the monodomain model for numerical simulation of cardiac electrophysiology. We apply MCM to simulate cardiac electrical propagation in 2D tissue sheets and 3D tissue slabs as…

Numerical Analysis · Mathematics 2021-10-14 Konstantinos A. Mountris , Esther Pueyo

The deposits of fat on the surroundings of the heart are correlated to several health risk factors such as atherosclerosis, carotid stiffness, coronary artery calcification, atrial fibrillation and many others. These deposits vary unrelated…

Image and Video Processing · Electrical Eng. & Systems 2021-12-22 Érick Oliveira Rodrigues , FFC Morais , NAOS Morais , LS Conci , LV Neto , Aura Conci

In the evolving landscape of ECG signal analysis, the challenge of limited transparency in machine learning models remains a significant barrier to their effective integration into clinical practice. This study addresses this issue by…

Signal Processing · Electrical Eng. & Systems 2024-12-09 Toygar Tanyel , Sezgin Atmaca , Kaan Gökçe , M. Yiğit Balık , Arda Güler , Emre Aslanger , İlkay Öksüz

As bone and air produce weak signals with conventional MR sequences, segmentation of these tissues particularly difficult in MRI. We propose to integrate patch-based anatomical signatures and an auto-context model into a machine learning…

Advancing human induced pluripotent stem cell derived cardiomyocyte (hiPSC-CM) technology will lead to significant progress ranging from disease modeling, to drug discovery, to regenerative tissue engineering. Yet, alongside these potential…

Accurate and consistent predictions of echocardiography parameters are important for cardiovascular diagnosis and treatment. In particular, segmentations of the left ventricle can be used to derive ventricular volume, ejection fraction (EF)…

Computer Vision and Pattern Recognition · Computer Science 2022-07-07 Sarina Thomas , Andrew Gilbert , Guy Ben-Yosef

Assessment of cardiovascular disease (CVD) with cine magnetic resonance imaging (MRI) has been used to non-invasively evaluate detailed cardiac structure and function. Accurate segmentation of cardiac structures from cine MRI is a crucial…

Image and Video Processing · Electrical Eng. & Systems 2021-07-23 Xiaofeng Liu , Fangxu Xing , Hanna K. Gaggin , Weichung Wang , C. -C. Jay Kuo , Georges El Fakhri , Jonghye Woo

Accelerating the acquisition of magnetic resonance imaging (MRI) is a challenging problem, and many works have been proposed to reconstruct images from undersampled k-space data. However, if the main purpose is to extract certain…

Image and Video Processing · Electrical Eng. & Systems 2019-08-22 Chen Qin , Wenjia Bai , Jo Schlemper , Steffen E. Petersen , Stefan K. Piechnik , Stefan Neubauer , Daniel Rueckert

One of the first steps in the diagnosis of most cardiac diseases, such as pulmonary hypertension, coronary heart disease is the segmentation of ventricles from cardiac magnetic resonance (MRI) images. Manual segmentation of the right…

Image and Video Processing · Electrical Eng. & Systems 2019-08-22 Yaman Dang , Deepak Anand , Amit Sethi

Decreased myocardial capillary density has been reported as an important histopathological feature associated with various heart disorders. Quantitative assessment of cardiac capillarization typically involves double immunostaining of…

Image and Video Processing · Electrical Eng. & Systems 2023-12-01 Zhao Zhang , Xiwen Chen , William Richardson , Bruce Z. Gao , Abolfazl Razi , Tong Ye

PURPOSE: To apply deep CNN to the segmentation task in myocardial arterial spin labeled (ASL) perfusion imaging and to develop methods that measure uncertainty and that adapt the CNN model to a specific false positive vs. false negative…

Computer Vision and Pattern Recognition · Computer Science 2019-11-06 Hung P. Do , Yi Guo , Andrew J. Yoon , Krishna S. Nayak

A joint image reconstruction and segmentation approach based on disentangled representation learning was trained to enable cardiac cine MR imaging in real-time and under free-breathing. An exploratory feasibility study tested the proposed…