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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

In this paper, we present a deep learning-based image processing technique for extraction of bone structures in chest radiographs using a U-Net FCNN. The U-Net was trained to accomplish the task in a fully supervised setting. To create the…

Computer Vision and Pattern Recognition · Computer Science 2020-03-25 Ophir Gozes , Hayit Greenspan

This paper presents a fully automatic and end-to-end optimised airway segmentation method for thoracic computed tomography, based on the U-Net architecture. We use a simple and low-memory 3D U-Net as backbone, which allows the method to…

Image and Video Processing · Electrical Eng. & Systems 2021-08-04 A. Garcia-Uceda , R. Selvan , Z. Saghir , H. A. W. M. Tiddens , M. de Bruijne

Mitral regurgitation (MR) is a heart valve disease with potentially fatal consequences that can only be forestalled through timely diagnosis and treatment. Traditional diagnosis methods are expensive, labor-intensive and require clinical…

Image and Video Processing · Electrical Eng. & Systems 2023-10-10 Ke Xiao , Erik Learned-Miller , Evangelos Kalogerakis , James Priest , Madalina Fiterau

Electroanatomic mapping as routinely acquired in ablation therapy of ventricular tachycardia is the gold standard method to identify the arrhythmogenic substrate. To reduce the acquisition time and still provide maps with high spatial…

Automated construction of surface geometries of cardiac structures from volumetric medical images is important for a number of clinical applications. While deep-learning-based approaches have demonstrated promising reconstruction precision,…

Image and Video Processing · Electrical Eng. & Systems 2021-09-15 Fanwei Kong , Nathan Wilson , Shawn C. Shadden

Tongue contour extraction from real-time magnetic resonance images is a nontrivial task due to the presence of artifacts manifesting in form of blurring or ghostly contours. In this work, we present results of automatic tongue delineation…

Artificial Intelligence · Computer Science 2024-12-09 Karyna Isaieva , Yves Laprie , Nicolas Turpault , Alexis Houssard , Jacques Felblinger , Pierre-André Vuissoz

Aortic shape analysis plays a key role in cardiovascular diagnostics, treatment planning, and understanding disease progression. We present a robust, fully automated pipeline for aortic shape analysis from cardiac MRI, combining deep…

Tissues and Organs · Quantitative Biology 2025-09-15 Nairouz Shehata , Amr Elsawy , Mohamed Nagy , Muhammad ElMahdy , Mariam Ali , Soha Romeih , Heba Aguib , Magdi Yacoub , Ben Glocker

Accurate and reproducible measurements of the aortic diameters are crucial for the diagnosis of cardiovascular diseases and for therapeutic decision making. Currently, these measurements are manually performed by healthcare professionals,…

Image and Video Processing · Electrical Eng. & Systems 2020-09-11 Axel Aguerreberry , Ezequiel de la Rosa , Alain Lalande , Elmer Fernandez

Catheter based radiofrequency ablation for pulmonary vein isolation has become the first line of treatment for atrial fibrillation in recent years. This requires a rather accurate map of the left atrial sub-endocardial surface including the…

Image and Video Processing · Electrical Eng. & Systems 2023-11-07 Alon Baram , Moshe Safran , Tomer Noy , Naveh Geri , Hayit Greenspan

Analysis of high-resolution satellite images has been an important research topic for traffic management, city planning, and road monitoring. One of the problems here is automatic and precise road extraction. From an original image, it is…

Computer Vision and Pattern Recognition · Computer Science 2018-06-21 Alexander V. Buslaev , Selim S. Seferbekov , Vladimir I. Iglovikov , Alexey A. Shvets

Partial nephrectomy (PN) is common surgery in urology. Digitization of renal anatomies brings much help to many computer-aided diagnosis (CAD) techniques during PN. However, the manual delineation of kidney vascular system and tumor on each…

Image and Video Processing · Electrical Eng. & Systems 2023-05-24 Nan Ma , Ying Yang , Dongkai Zhou

Existing methods to reconstruct vascular structures from a computed tomography (CT) angiogram rely on injection of intravenous contrast to enhance the radio-density within the vessel lumen. However, pathological changes can be present in…

Image and Video Processing · Electrical Eng. & Systems 2020-02-11 Anirudh Chandrashekar , Ashok Handa , Natesh Shivakumar , Pierfrancesco Lapolla , Vicente Grau , Regent Lee

Background: The assessment of left ventricular (LV) function by myocardial perfusion SPECT (MPS) relies on accurate myocardial segmentation. The purpose of this paper is to develop and validate a new method incorporating deep learning with…

Image and Video Processing · Electrical Eng. & Systems 2023-12-22 Fubao Zhu , Jinyu Zhao , Chen Zhao , Shaojie Tang , Jiaofen Nan , Yanting Li , Zhongqiang Zhao , Jianzhou Shi , Zenghong Chen , Zhixin Jiang , Weihua Zhou

The assessment of aortic valve pathology using magnetic resonance imaging (MRI) typically relies on blood velocity estimates acquired using phase contrast (PC) MRI. However, abnormalities in blood flow through the aortic valve often…

Image and Video Processing · Electrical Eng. & Systems 2023-04-17 Y. On , K. Vimalesvaran , C. Galazis , S. Zaman , J. Howard , N. Linton , N. Peters , G. Cole , A. A. Bharath , M. Varela

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

For speech research, ultrasound tongue imaging provides a non-invasive means for visualizing tongue position and movement during articulation. Extracting tongue contours from ultrasound images is a basic step in analyzing ultrasound data…

Image and Video Processing · Electrical Eng. & Systems 2019-07-25 Jian Zhu , Will Styler , Ian Calloway

Cardiovascular magnetic resonance (CMR) imaging has become a modality with superior power for the diagnosis and prognosis of cardiovascular diseases. One of the essential basic quality controls of CMR images is to investigate the complete…

Image and Video Processing · Electrical Eng. & Systems 2024-10-29 Shahabedin Nabavi , Mohammad Hashemi , Mohsen Ebrahimi Moghaddam , Ahmad Ali Abin , Alejandro F. Frangi

Early detection of COVID-19 is vital to control its spread. Deep learning methods have been presented to detect suggestive signs of COVID-19 from chest CT images. However, due to the novelty of the disease, annotated volumetric data are…

Image and Video Processing · Electrical Eng. & Systems 2021-11-18 Azael M. Sousa , Fabiano Reis , Rachel Zerbini , João L. D. Comba , Alexandre X. Falcão

Semantic segmentation using convolutional neural networks (CNNs) is the state-of-the-art for many medical image segmentation tasks including myocardial segmentation in cardiac MR images. However, the predicted segmentation maps obtained…

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