English
Related papers

Related papers: LA-CaRe-CNN: Cascading Refinement CNN for Left Atr…

200 papers

We present a fully-automated segmentation and quantification of the left atrial (LA) fibrosis and scars combining two cardiac MRIs, one is the target late gadolinium-enhanced (LGE) image, and the other is an anatomical MRI from the same…

Computer Vision and Pattern Recognition · Computer Science 2018-10-23 Fuping Wu , Lei Li , Guang Yang , Tom Wong , Raad Mohiaddin , David Firmin , Jennifer Keegan , Lingchao Xu , Xiahai Zhuang

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

In cardiac magnetic resonance (CMR) imaging, a 3D high-resolution segmentation of the heart is essential for detailed description of its anatomical structures. However, due to the limit of acquisition duration and respiratory/cardiac…

Image and Video Processing · Electrical Eng. & Systems 2021-07-09 Shuo Wang , Chen Qin , Nicolo Savioli , Chen Chen , Declan O'Regan , Stuart Cook , Yike Guo , Daniel Rueckert , Wenjia Bai

Background: Atrial fibrillation (AF) is the most common sustained cardiac arrhythmia, affecting over 1% of the population. It is usually triggered by irregular electrical impulses that cause the atria to contract irregularly and…

The incidences of atrial fibrillation (AFib) are increasing at a daunting rate worldwide. For the early detection of the risk of AFib, we have developed an automatic detection system based on deep neural networks. For achieving better…

Signal Processing · Electrical Eng. & Systems 2022-02-11 Prateek Singh , Ambalika Sharma , Shreesha Maiya

Non-invasive detection of cardiovascular disorders from radiology scans requires quantitative image analysis of the heart and its substructures. There are well-established measurements that radiologists use for diseases assessment such as…

Machine Learning · Statistics 2017-08-04 Aliasghar Mortazi , Jeremy Burt , Ulas Bagci

Semantic segmentation using convolutional neural networks (CNNs) is the state-of-the-art for many medical segmentation tasks including left ventricle (LV) segmentation in cardiac MR images. However, a drawback is that these CNNs lack…

Image and Video Processing · Electrical Eng. & Systems 2022-08-18 Sofie Tilborghs , Tom Dresselaers , Piet Claus , Jan Bogaert , Frederik Maes

Left atrial voltage maps are routinely acquired during electroanatomic mapping in patients undergoing catheter ablation for atrial fibrillation. For patients, who have prior catheter ablation when they are in sinus rhythm, the voltage map…

Medical Physics · Physics 2022-11-10 Jiyue He , Kuk Jin Jang , Katie Walsh , Jackson Liang , Sanjay Dixit , Rahul Mangharam

Segmentation of the heart in cardiac cine MR is clinically used to quantify cardiac function. We propose a fully automatic method for segmentation and disease classification using cardiac cine MR images. A convolutional neural network (CNN)…

Computer Vision and Pattern Recognition · Computer Science 2017-08-04 Jelmer M. Wolterink , Tim Leiner , Max A. Viergever , Ivana Isgum

Accurate medical image segmentation is essential for diagnosis and treatment planning of diseases. Convolutional Neural Networks (CNNs) have achieved state-of-the-art performance for automatic medical image segmentation. However, they are…

Image and Video Processing · Electrical Eng. & Systems 2020-11-05 Ran Gu , Guotai Wang , Tao Song , Rui Huang , Michael Aertsen , Jan Deprest , Sébastien Ourselin , Tom Vercauteren , Shaoting Zhang

Atrial Fibrillation (AF) is characterized by disorganised electrical activity in the atria and is known to be sustained by the presence of regions of fibrosis (scars) or functional cellular remodeling, both of which may lead to areas of…

Accurately segmenting left atrium in MR volume can benefit the ablation procedure of atrial fibrillation. Traditional automated solutions often fail in relieving experts from the labor-intensive manual labeling. In this paper, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2018-12-17 Cheng Bian , Xin Yang , Jianqiang Ma , Shen Zheng , Yu-An Liu , Reza Nezafat , Pheng-Ann Heng , Yefeng Zheng

Coronary Artery Disease (CAD) diagnostic to be a major global cause of death, necessitating innovative solutions. Addressing the critical importance of early CAD detection and its impact on the mortality rate, we propose the potential of…

Signal Processing · Electrical Eng. & Systems 2024-06-26 Atitaya Phoemsuk , Vahid Abolghasemi

The segmentation and classification of cardiac magnetic resonance imaging are critical for diagnosing heart conditions, yet current approaches face challenges in accuracy and generalizability. In this study, we aim to further advance the…

Image and Video Processing · Electrical Eng. & Systems 2024-12-13 Vitalii Slobodzian , Pavlo Radiuk , Oleksander Barmak , Iurii Krak

In this paper, we develop a 2D and 3D segmentation pipelines for fully automated cardiac MR image segmentation using Deep Convolutional Neural Networks (CNN). Our models are trained end-to-end from scratch using the ACD Challenge 2017…

Computer Vision and Pattern Recognition · Computer Science 2017-08-01 Jay Patravali , Shubham Jain , Sasank Chilamkurthy

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

We propose two deep neural network architectures for classification of arbitrary-length electrocardiogram (ECG) recordings and evaluate them on the atrial fibrillation (AF) classification data set provided by the PhysioNet/CinC Challenge…

Machine Learning · Computer Science 2018-04-10 Martin Zihlmann , Dmytro Perekrestenko , Michael Tschannen

Detection of cartilage loss is crucial for the diagnosis of osteo- and rheumatoid arthritis. A large number of automatic segmentation tools have been reported so far for cartilage assessment in magnetic resonance images of large joints. As…

Image and Video Processing · Electrical Eng. & Systems 2022-06-23 Nikita Vladimirov , Ekaterina Brui , Anatoliy Levchuk , Vladimir Fokin , Aleksandr Efimtcev , David Bendahan

Patient-specific left ventricle (LV) myocardial models have the potential to be used in a variety of clinical scenarios for improved diagnosis and treatment plans. Cine cardiac magnetic resonance (MR) imaging provides high resolution images…

Image and Video Processing · Electrical Eng. & Systems 2021-04-01 Roshan Reddy Upendra , Brian Jamison Wentz , Richard Simon , Suzanne M. Shontz , Cristian A. Linte

Cardiac image segmentation is a critical process for generating personalized models of the heart and for quantifying cardiac performance parameters. Several convolutional neural network (CNN) architectures have been proposed to segment the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-01 Shusil Dangi , Cristian Linte , Ziv Yaniv
‹ Prev 1 3 4 5 6 7 10 Next ›