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Dynamic contrast-enhanced (DCE) cardiac magnetic resonance imaging (CMRI) is a widely used modality for diagnosing myocardial blood flow (perfusion) abnormalities. During a typical free-breathing DCE-CMRI scan, close to 300 time-resolved…

Image and Video Processing · Electrical Eng. & Systems 2023-11-14 Dilek M. Yalcinkaya , Khalid Youssef , Bobak Heydari , Orlando Simonetti , Rohan Dharmakumar , Subha Raman , Behzad Sharif

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

Deep learning has shown great promise in the ability to automatically annotate organs in magnetic resonance imaging (MRI) scans, for example, of the brain. However, despite advancements in the field, the ability to accurately segment…

Image and Video Processing · Electrical Eng. & Systems 2024-03-26 Cosmin Ciausu , Deepa Krishnaswamy , Benjamin Billot , Steve Pieper , Ron Kikinis , Andrey Fedorov

Effective representation of Regions of Interest (ROI) and independent alignment of these ROIs can significantly enhance the performance of deformable medical image registration (DMIR). However, current learning-based DMIR methods have…

Image and Video Processing · Electrical Eng. & Systems 2025-06-25 Xinke Ma , Yongsheng Pan , Qingjie Zeng , Mengkang Lu , Bolysbek Murat Yerzhanuly , Bazargul Matkerim , Yong Xia

In this study, we introduce a deep learning approach for segmenting kidney parenchyma and kidney abnormalities to support clinicians in identifying and quantifying renal abnormalities such as cysts, lesions, masses, metastases, and primary…

Image and Video Processing · Electrical Eng. & Systems 2023-09-08 Gabriel Efrain Humpire Mamani , Nikolas Lessmann , Ernst Th. Scholten , Mathias Prokop , Colin Jacobs , Bram van Ginneken

This work introduces DyABD, a novel and complex benchmark dataset of dynamic abdominal MRIs from patients with abdominal hernias and associated high quality abdominal muscle annotations. DyABD is the first-of-its-kind in four key ways; (1)…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Niamh Belton , Victoria Joppin , Aonghus Lawlor , Catherine Masson , Thierry Bege , David Bendahan , Kathleen M. Curran

Rectal tumour segmentation in dynamic contrast-enhanced MRI (DCE-MRI) is a challenging task, and an automated and consistent method would be highly desirable to improve the modelling and prediction of patient outcomes from tissue contrast…

Computer Vision and Pattern Recognition · Computer Science 2016-04-19 Benjamin Irving , James M Franklin , Bartlomiej W Papiez , Ewan M Anderson , Ricky A Sharma , Fergus V Gleeson , Sir Michael Brady , Julia A Schnabel

Background: Automated analysis of CT scans for abdominal organ measurement is crucial for improving diagnostic efficiency and reducing inter-observer variability. Manual segmentation and measurement of organs such as the kidneys, liver,…

Image segmentation has been increasingly applied in medical settings as recent developments have skyrocketed the potential applications of deep learning. Urology, specifically, is one field of medicine that is primed for the adoption of a…

Image and Video Processing · Electrical Eng. & Systems 2022-05-02 Zachary A Stoebner , Daiwei Lu , Seok Hee Hong , Nicholas L Kavoussi , Ipek Oguz

The collection and the analysis of kidney stone morphological criteria are essential for an aetiological diagnosis of stone disease. However, in-situ LASER-based fragmentation of urinary stones, which is now the most established chirurgical…

Computer Vision and Pattern Recognition · Computer Science 2022-09-28 Vincent Estrade , Michel Daudon , Emmanuel Richard , Jean-Christophe Bernhard , Franck Bladou , Gregoire Robert , Laurent Facq , Baudouin Denis de Senneville

Magnetic resonance imaging (MRI) has been proposed as a complimentary method to measure bone quality and assess fracture risk. However, manual segmentation of MR images of bone is time-consuming, limiting the use of MRI measurements in the…

Computer Vision and Pattern Recognition · Computer Science 2019-02-06 Cem M. Deniz , Siyuan Xiang , Spencer Hallyburton , Arakua Welbeck , James S. Babb , Stephen Honig , Kyunghyun Cho , Gregory Chang

This paper presents a method for 3D segmentation of kidneys from patients with autosomal dominant polycystic kidney disease (ADPKD) and severe renal insufficiency, using computed tomography (CT) data. ADPKD severely alters the shape of the…

Computer Vision and Pattern Recognition · Computer Science 2015-10-26 Kanishka Sharma , Loic Peter , Christian Rupprecht , Anna Caroli , Lichao Wang , Andrea Remuzzi , Maximilian Baust , Nassir Navab

Dynamic contrast-enhanced (DCE) MRI is an evolving imaging technique that provides a quantitative measure of pharmacokinetic (PK) parameters in body tissues, in which series of T1-weighted images are collected following the administration…

Computer Vision and Pattern Recognition · Computer Science 2018-06-13 Cagdas Ulas , Giles Tetteh , Michael J. Thrippleton , Paul A. Armitage , Stephen D. Makin , Joanna M. Wardlaw , Mike E. Davies , Bjoern H. Menze

Irrespective of the fact that Machine learning has produced groundbreaking results, it demands an enormous amount of data in order to perform so. Even though data production has been in its all-time high, almost all the data is unlabelled,…

Computer Vision and Pattern Recognition · Computer Science 2019-10-09 Rahul-Vigneswaran K , Sachin-Kumar S , Neethu Mohan , Soman KP

Precise characterization of the kidney and kidney tumor characteristics is of outmost importance in the context of kidney cancer treatment, especially for nephron sparing surgery which requires a precise localization of the tissues to be…

Image and Video Processing · Electrical Eng. & Systems 2020-11-03 Gianmarco Santini , Noémie Moreau , Mathieu Rubeaux

Magnetic resonance imaging (MRI) enables non-invasive, high-resolution analysis of muscle structures. However, automated segmentation remains limited by high computational costs, reliance on large training datasets, and reduced accuracy in…

Computer Vision and Pattern Recognition · Computer Science 2025-07-14 Mengyuan Liu , Jeongkyu Lee

Most MRI liver segmentation methods use a structural 3D scan as input, such as a T1 or T2 weighted scan. Segmentation performance may be improved by utilizing both structural and functional information, as contained in dynamic contrast…

Image and Video Processing · Electrical Eng. & Systems 2019-08-23 Mariëlle J. A. Jansen , Hugo J. Kuijf , Josien P. W. Pluim

This study's objective was to segment spinal metastases in diagnostic MR images using a deep learning-based approach. Segmentation of such lesions can present a pivotal step towards enhanced therapy planning and validation, as well as…

Image and Video Processing · Electrical Eng. & Systems 2020-01-29 Georg Hille , Johannes Steffen , Max Dünnwald , Mathias Becker , Sylvia Saalfeld , Klaus Tönnies

Purpose: To evaluate the performance of an automated choroid segmentation algorithm in optical coherence tomography (OCT) data using a longitudinal kidney donor and recipient cohort. Methods: We assessed 22 donors and 23 patients requiring…

Segmentation of cardiac anatomical structures in cardiac magnetic resonance images (CMRI) is a prerequisite for automatic diagnosis and prognosis of cardiovascular diseases. To increase robustness and performance of segmentation methods…

Image and Video Processing · Electrical Eng. & Systems 2020-11-16 Jörg Sander , Bob D. de Vos , Ivana Išgum