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Late gadolinium enhanced (LGE) cardiac magnetic resonance (CMR) can directly visualize nonviable myocardium with hyperenhanced intensities with respect to normal myocardium. For heart attack patients, it is crucial to facilitate the…

Image and Video Processing · Electrical Eng. & Systems 2022-05-24 Dong Wei , Ying Sun , Sim-Heng Ong , Ping Chai , Lynette L Teo , Adrian F Low

Accurate cardiac computing, analysis and modeling from multi-modality images are important for the diagnosis and treatment of cardiac disease. Late gadolinium enhancement magnetic resonance imaging (LGE MRI) is a promising technique to…

Image and Video Processing · Electrical Eng. & Systems 2021-11-10 Lei Li , Fuping Wu , Sihang Wang , Xiahai Zhuang

Visualizing disease-induced scarring and fibrosis in the heart on cardiac magnetic resonance (CMR) imaging with contrast enhancement (LGE) is paramount in characterizing disease progression and quantifying pathophysiological substrates of…

Image and Video Processing · Electrical Eng. & Systems 2021-01-12 Haley G. Abramson , Dan M. Popescu , Rebecca Yu , Changxin Lai , Julie K. Shade , Katherine C. Wu , Mauro Maggioni , Natalia A. Trayanova

Accelerated 3D late gadolinium enhancement (LGE) MRI requires robust reconstruction methods to recover thin atrial structures from undersampled k-space data. While unrolled model-based networks effectively integrate physics-driven data…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Md Hasibul Husain Hisham , Shireen Elhabian , Ganesh Adluru , Jason Mendes , Andrew Arai , Eugene Kholmovski , Ravi Ranjan , Edward DiBella

Automated identification of myocardial scar from late gadolinium enhancement cardiac magnetic resonance images (LGE-CMR) is limited by image noise and artifacts such as those related to motion and partial volume effect. This paper presents…

Image and Video Processing · Electrical Eng. & Systems 2022-11-14 Jiarui Xing , Shuo Wang , Kenneth C. Bilchick , Amit R. Patel , Miaomiao Zhang

Accurate segmentation of the cardiac boundaries in late gadolinium enhancement magnetic resonance images (LGE-MRI) is a fundamental step for accurate quantification of scar tissue. However, while there are many solutions for automatic…

Image and Video Processing · Electrical Eng. & Systems 2020-01-14 Víctor M. Campello , Carlos Martín-Isla , Cristian Izquierdo , Steffen E. Petersen , Miguel A. González Ballester , Karim Lekadir

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

Accurate assessment of left atrial fibrosis in patients with atrial fibrillation relies on high-quality 3D late gadolinium enhancement (LGE) MRI images. However, obtaining such images is challenging due to patient motion, changing breathing…

Image and Video Processing · Electrical Eng. & Systems 2024-07-11 K M Arefeen Sultan , Benjamin Orkild , Alan Morris , Eugene Kholmovski , Erik Bieging , Eugene Kwan , Ravi Ranjan , Ed DiBella , Shireen Elhabian

Physics-guided deep learning (PG-DL) via algorithm unrolling has received significant interest for improved image reconstruction, including MRI applications. These methods unroll an iterative optimization algorithm into a series of…

Image and Video Processing · Electrical Eng. & Systems 2021-05-17 Burhaneddin Yaman , Seyed Amir Hossein Hosseini , Steen Moeller , Mehmet Akçakaya

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…

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

Late gadolinium enhancement MRI (LGE MRI) is the gold standard for the detection of myocardial scars for post myocardial infarction (MI). LGE MRI requires the injection of a contrast agent, which carries potential side effects and increases…

Image and Video Processing · Electrical Eng. & Systems 2025-01-10 Guang Yang , Jingkun Chen , Xicheng Sheng , Shan Yang , Xiahai Zhuang , Betty Raman , Lei Li , Vicente Grau

First-pass perfusion cardiac magnetic resonance (FPP-CMR) is becoming an essential non-invasive imaging method for detecting deficits of myocardial blood flow, allowing the assessment of coronary heart disease. Nevertheless, acquisitions…

Late gadolinium enhancement (LGE) cardiac magnetic resonance (CMR) imaging is considered the in vivo reference standard for assessing infarct size (IS) and microvascular obstruction (MVO) in ST-elevation myocardial infarction (STEMI)…

Image and Video Processing · Electrical Eng. & Systems 2025-05-15 Matthias Schwab , Mathias Pamminger , Christian Kremser , Daniel Obmann , Markus Haltmeier , Agnes Mayr

Delayed-enhancement cardiac magnetic resonance (DE-CMR)provides important diagnostic and prognostic information on myocardial viability. The presence and extent of late gadolinium enhancement (LGE)in DE-CMR is negatively associated with the…

Image and Video Processing · Electrical Eng. & Systems 2020-10-19 Ana Lourenço , Eric Kerfoot , Irina Grigorescu , Cian M Scannell , Marta Varela , Teresa M Correia

Automatic segmentation of myocardium in Late Gadolinium Enhanced (LGE) Cardiac MR (CMR) images is often difficult due to the intensity heterogeneity resulting from accumulation of contrast agent in infarcted areas. In this paper, we propose…

Image and Video Processing · Electrical Eng. & Systems 2022-05-24 Dong Wei , Ying Sun , Ping Chai , Adrian Low , Sim Heng Ong

Late gadolinium enhancement (LGE) imaging is the clinical standard for myocardial scar assessment, but limited annotated datasets hinder the development of automated segmentation methods. We propose a novel framework that synthesises both…

Computer Vision and Pattern Recognition · Computer Science 2026-02-13 Soufiane Ben Haddou , Laura Alvarez-Florez , Erik J. Bekkers , Fleur V. Y. Tjong , Ahmad S. Amin , Connie R. Bezzina , Ivana Išgum

Physics-driven deep learning (PD-DL) models have proven to be a powerful approach for improved reconstruction of rapid MRI scans. In order to train these models in scenarios where fully-sampled reference data is unavailable, self-supervised…

Image and Video Processing · Electrical Eng. & Systems 2025-09-08 Yaşar Utku Alçalar , Mehmet Akçakaya

Accurate representation of myocardial infarct geometry is crucial for patient-specific cardiac modeling in MI patients. While Late gadolinium enhancement (LGE) MRI is the clinical gold standard for infarct detection, it requires contrast…

Image and Video Processing · Electrical Eng. & Systems 2025-07-22 Yilin Lyu , Fan Yang , Xiaoyue Liu , Zichen Jiang , Joshua Dillon , Debbie Zhao , Martyn Nash , Charlene Mauger , Alistair Young , Ching-Hui Sia , Mark YY Chan , Lei Li

In Magnetic Resonance Imaging (MRI), image acquisitions are often undersampled in the measurement domain to accelerate the scanning process, at the expense of image quality. However, image quality is a crucial factor that influences the…

Image and Video Processing · Electrical Eng. & Systems 2024-05-31 Mevan Ekanayake , Zhifeng Chen , Mehrtash Harandi , Gary Egan , Zhaolin Chen
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