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Cardiac segmentation is a critical task in medical imaging, essential for detailed analysis of heart structures, which is crucial for diagnosing and treating various cardiovascular diseases. With the advent of deep learning, automated…

Image and Video Processing · Electrical Eng. & Systems 2025-01-07 Malitha Gunawardhana , Fangqiang Xu , Jichao Zhao

With the advent of Cardiac Cine Magnetic Resonance (CMR) Imaging, there has been a paradigm shift in medical technology, thanks to its capability of imaging different structures within the heart without ionizing radiation. However, it is…

Image and Video Processing · Electrical Eng. & Systems 2020-04-07 S. M. Kamrul Hasan , Cristian A. Linte

Medical image analysis, especially segmenting a specific organ, has an important role in developing clinical decision support systems. In cardiac magnetic resonance (MR) imaging, segmenting the left and right ventricles helps physicians…

Computer Vision and Pattern Recognition · Computer Science 2018-02-23 Mina Nasr-Esfahani , Majid Mohrekesh , Mojtaba Akbari , S. M. Reza Soroushmehr , Ebrahim Nasr-Esfahani , Nader Karimi , Shadrokh Samavi , Kayvan Najarian

Accurate segmentation of the heart is essential for personalized blood flow simulations and surgical intervention planning. Segmentations need to be accurate in every spatial dimension, which is not ensured by segmenting data slice by…

Image and Video Processing · Electrical Eng. & Systems 2024-01-25 Lee Jollans , Mariana Bustamante , Lilian Henriksson , Anders Persson , Tino Ebbers

We recently published a deep learning study on the potential of encoder-decoder networks for the segmentation of the 2D CAMUS ultrasound dataset. We propose in this abstract an extension of the evaluation criteria to anatomical assessment,…

Delineation of the cardiac structures from 2D echocardiographic images is a common clinical task to establish a diagnosis. Over the past decades, the automation of this task has been the subject of intense research. In this paper, we…

Echocardiogram video plays a crucial role in analysing cardiac function and diagnosing cardiac diseases. Current deep neural network methods primarily aim to enhance diagnosis accuracy by incorporating prior knowledge, such as segmenting…

Image and Video Processing · Electrical Eng. & Systems 2024-10-29 Jiewen Yang , Yiqun Lin , Bin Pu , Jiarong Guo , Xiaowei Xu , Xiaomeng Li

We propose a method based on deep learning to perform cardiac segmentation on short axis MRI image stacks iteratively from the top slice (around the base) to the bottom slice (around the apex). At each iteration, a novel variant of U-net is…

Computer Vision and Pattern Recognition · Computer Science 2018-04-26 Qiao Zheng , Hervé Delingette , Nicolas Duchateau , Nicholas Ayache

This study explores the potential of graph neural networks (GNNs) to enhance semantic segmentation across diverse image modalities. We evaluate the effectiveness of a novel GNN-based U-Net architecture on three distinct datasets: PascalVOC,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Aryan Singh , Pepijn Van de Ven , Ciarán Eising , Patrick Denny

Anatomical segmentation is a fundamental task in medical image computing, generally tackled with fully convolutional neural networks which produce dense segmentation masks. These models are often trained with loss functions such as…

Image and Video Processing · Electrical Eng. & Systems 2022-11-28 Nicolás Gaggion , Lucas Mansilla , Candelaria Mosquera , Diego H. Milone , Enzo Ferrante

Automatic segmentation of cardiac magnetic resonance imaging (MRI) facilitates efficient and accurate volume measurement in clinical applications. However, due to anisotropic resolution and ambiguous border (e.g., right ventricular…

Image and Video Processing · Electrical Eng. & Systems 2020-07-14 Shunjie Dong , Jinlong Zhao , Maojun Zhang , Zhengxue Shi , Jianing Deng , Yiyu Shi , Mei Tian , Cheng Zhuo

In cardiac magnetic resonance imaging, fully-automatic segmentation of the heart enables precise structural and functional measurements to be taken, e.g. from short-axis MR images of the left-ventricle. In this work we propose a recurrent…

Machine Learning · Statistics 2016-08-16 Rudra P K Poudel , Pablo Lamata , Giovanni Montana

Medical image segmentation is a difficult but important task for many clinical operations such as cardiac bi-ventricular volume estimation. More recently, there has been a shift to utilizing deep learning and fully convolutional neural…

Image and Video Processing · Electrical Eng. & Systems 2020-03-17 Jesse Sun , Fatemeh Darbehani , Mark Zaidi , Bo Wang

To facilitate diagnosis on cardiac ultrasound (US), clinical practice has established several standard views of the heart, which serve as reference points for diagnostic measurements and define viewports from which images are acquired.…

Image and Video Processing · Electrical Eng. & Systems 2024-03-04 Sarina Thomas , Cristiana Tiago , Børge Solli Andreassen , Svein Arne Aase , Jurica Šprem , Erik Steen , Anne Solberg , Guy Ben-Yosef

Coronary heart disease is one of the top rank leading cause of mortality in the world which can be because of plaque burden inside the arteries. Intravascular Ultrasound (IVUS) has been recognized as power- ful imaging technology which…

Computer Vision and Pattern Recognition · Computer Science 2018-06-21 Chirag Balakrishna , Sarshar Dadashzadeh , Sara Soltaninejad

Deep neural networks have been widely used in medical image analysis and medical image segmentation is one of the most important tasks. U-shaped neural networks with encoder-decoder are prevailing and have succeeded greatly in various…

Image and Video Processing · Electrical Eng. & Systems 2023-06-09 Juntao Jiang , Xiyu Chen , Guanzhong Tian , Yong Liu

Accurate whole-heart segmentation is a critical component in the precise diagnosis and interventional planning of cardiovascular diseases. Integrating complementary information from modalities such as computed tomography (CT) and magnetic…

Image and Video Processing · Electrical Eng. & Systems 2025-11-13 Jierui Qu , Jianchun Zhao

Detection of coronary artery stenosis in coronary CT angiography (CCTA) requires highly personalized surface meshes enclosing the coronary lumen. In this work, we propose to use graph convolutional networks (GCNs) to predict the spatial…

Image and Video Processing · Electrical Eng. & Systems 2019-08-16 Jelmer M. Wolterink , Tim Leiner , Ivana Išgum

Organ segmentation in CT volumes is an important pre-processing step in many computer assisted intervention and diagnosis methods. In recent years, convolutional neural networks have dominated the state of the art in this task. However,…

Image and Video Processing · Electrical Eng. & Systems 2020-08-25 Roger D. Soberanis-Mukul , Nassir Navab , Shadi Albarqouni

In recent years, research has highlighted the association between increased adipose tissue surrounding the human heart and elevated susceptibility to cardiovascular diseases such as atrial fibrillation and coronary heart disease. However,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Guilherme Santos da Silva , Dalcimar Casanova , Jefferson Tales Oliva , Erick Oliveira Rodrigues