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Prenatal ultrasound is the cornerstone for detecting congenital anomalies of the kidneys and urinary tract, but diagnosis is limited by operator dependence and suboptimal imaging conditions. We sought to assess the performance of a…

Image and Video Processing · Electrical Eng. & Systems 2025-12-16 Youssef Megahed , Inok Lee , Robin Ducharme , Kevin Dick , Adrian D. C. Chan , Steven Hawken , Mark C. Walker

The proposed study aimed to develop a deep learning model capable of detecting ventriculomegaly on prenatal ultrasound images. Ventriculomegaly is a prenatal condition characterized by dilated cerebral ventricles of the fetal brain and is…

Image and Video Processing · Electrical Eng. & Systems 2025-11-24 Youssef Megahed , Inok Lee , Robin Ducharme , Aylin Erman , Olivier X. Miguel , Kevin Dick , Adrian D. C. Chan , Steven Hawken , Mark Walker , Felipe Moretti

Ultrasound imaging is one of the most widely used diagnostic modalities, offering real-time, radiation-free assessment across diverse clinical domains. However, interpretation of ultrasound images remains challenging due to high noise…

Image and Video Processing · Electrical Eng. & Systems 2025-11-10 Youssef Megahed , Robin Ducharme , Aylin Erman , Mark Walker , Steven Hawken , Adrian D. C. Chan

Congenital heart disease remains the most common congenital anomaly and a leading cause of neonatal morbidity and mortality. Although first-trimester fetal echocardiography offers an opportunity for earlier detection, automated analysis at…

Image and Video Processing · Electrical Eng. & Systems 2026-01-01 Youssef Megahed , Aylin Erman , Robin Ducharme , Mark C. Walker , Steven Hawken , Adrian D. C. Chan

Prenatal ultrasound evaluates fetal growth and detects congenital abnormalities during pregnancy, but the examination of ultrasound images by radiologists requires expertise and sophisticated equipment, which would otherwise fail to improve…

Image and Video Processing · Electrical Eng. & Systems 2025-01-07 Yang Qi , Jiaxin Cai , Jing Lu , Runqing Xiong , Rongshang Chen , Liping Zheng , Duo Ma

Manual estimation of fetal Head Circumference (HC) from Ultrasound (US) is a key biometric for monitoring the healthy development of fetuses. Unfortunately, such measurements are subject to large inter-observer variability, resulting in low…

Image and Video Processing · Electrical Eng. & Systems 2019-08-08 Samuel Budd , Matthew Sinclair , Bishesh Khanal , Jacqueline Matthew , David Lloyd , Alberto Gomez , Nicolas Toussaint , Emma Robinson , Bernhard Kainz

Reliable interpretation of cardiac ultrasound images is essential for accurate clinical diagnosis and assessment. Self-supervised learning has shown promise in medical imaging by leveraging large unlabelled datasets to learn meaningful…

Image and Video Processing · Electrical Eng. & Systems 2026-02-18 Youssef Megahed , Salma I. Megahed , Robin Ducharme , Inok Lee , Adrian D. C. Chan , Mark C. Walker , Steven Hawken

MOTIVATION: Detection of prostate cancer during transrectal ultrasound-guided biopsy is challenging. The highly heterogeneous appearance of cancer, presence of ultrasound artefacts, and noise all contribute to these difficulties. Recent…

Image and Video Processing · Electrical Eng. & Systems 2022-07-22 Mahdi Gilany , Paul Wilson , Amoon Jamzad , Fahimeh Fooladgar , Minh Nguyen Nhat To , Brian Wodlinger , Purang Abolmaesumi , Parvin Mousavi

Preterm birth is the most common cause of neonatal death. Current diagnostic methods that assess the risk of preterm birth involve the collection of maternal characteristics and transvaginal ultrasound imaging conducted in the first and…

Image and Video Processing · Electrical Eng. & Systems 2019-08-27 Tomasz Włodarczyk , Szymon Płotka , Tomasz Trzciński , Przemysław Rokita , Nicole Sochacki-Wójcicka , Michał Lipa , Jakub Wójcicki

We investigated the adaptation and performance of Masked Autoencoders (MAEs) with Vision Transformer (ViT) architectures for self-supervised representation learning on one-dimensional (1D) ultrasound signals. Although MAEs have demonstrated…

Machine Learning · Computer Science 2025-08-29 Immanuel Roßteutscher , Klaus S. Drese , Thorsten Uphues

Supervised deep learning models for automated CTG analysis are typically constrained by narrowly curated labelled datasets and limited patient cohorts, leaving substantial volumes of physiologically informative clinical recordings untapped.…

Machine Learning · Computer Science 2026-05-06 Sheng Wong , Ravi Shankar , Beth Albert , Hao Fei , Lin Li , Imane Ben M'Barek , Manu Vatish , Gabriel Davis Jones

Deep learning-based analysis of high-frequency, high-resolution micro-ultrasound data shows great promise for prostate cancer detection. Previous approaches to analysis of ultrasound data largely follow a supervised learning paradigm.…

Image and Video Processing · Electrical Eng. & Systems 2022-11-02 Paul F. R. Wilson , Mahdi Gilany , Amoon Jamzad , Fahimeh Fooladgar , Minh Nguyen Nhat To , Brian Wodlinger , Purang Abolmaesumi , Parvin Mousavi

Cribriform growth patterns in prostate carcinoma are associated with poor prognosis. We aimed to introduce a deep learning method to detect such patterns automatically. To do so, convolutional neural network was trained to detect cribriform…

Image and Video Processing · Electrical Eng. & Systems 2020-09-14 Pierre Ambrosini , Eva Hollemans , Charlotte F. Kweldam , Geert J. L. H. van Leenders , Sjoerd Stallinga , Frans Vos

Most deep neural networks (DNNs) based ultrasound (US) medical image analysis models use pretrained backbones (e.g., ImageNet) for better model generalization. However, the domain gap between natural and medical images causes an inevitable…

Computer Vision and Pattern Recognition · Computer Science 2021-09-03 Yixiong Chen , Chunhui Zhang , Li Liu , Cheng Feng , Changfeng Dong , Yongfang Luo , Xiang Wan

As deep learning is widely used in the radiology field, the explainability of such models is increasingly becoming essential to gain clinicians' trust when using the models for diagnosis. In this research, three experiment sets were…

Image and Video Processing · Electrical Eng. & Systems 2022-07-04 Akino Watanabe , Sara Ketabi , Khashayar , Namdar , Farzad Khalvati

Ultrasound is widely used in obstetric care due to its safety, accessibility, and real-time imaging. However, interpretation remains operator-dependent and susceptible to noise and artifacts. Deep learning models have shown strong…

Image and Video Processing · Electrical Eng. & Systems 2026-05-28 Leya Barrientos , Yuexi Du , Nicha C. Dvornek

Unsupervised learning methods have become increasingly important in deep learning due to their demonstrated large utilization of datasets and higher accuracy in computer vision and natural language processing tasks. There is a growing trend…

Computer Vision and Pattern Recognition · Computer Science 2023-10-18 Guoxin Wang , Qingyuan Wang , Ganesh Neelakanta Iyer , Avishek Nag , Deepu John

We propose a Deep learning-based weak label learning method for analyzing whole slide images (WSIs) of Hematoxylin and Eosin (H&E) stained tumor tissue not requiring pixel-level or tile-level annotations using Self-supervised pre-training…

Image and Video Processing · Electrical Eng. & Systems 2023-06-29 Yoni Schirris , Efstratios Gavves , Iris Nederlof , Hugo Mark Horlings , Jonas Teuwen

Automated analysis of surgical videos is crucial for improving surgical training, workflow optimization, and postoperative assessment. We introduce a CSMAE, Masked Autoencoder (MAE)-based pretraining approach, specifically developed for…

Computer Vision and Pattern Recognition · Computer Science 2025-02-14 Nisarg A. Shah , Wele Gedara Chaminda Bandara , Shameema Skider , S. Swaroop Vedula , Vishal M. Patel

Ultrasound (US) has emerged as a promising modality for Human-Machine Interfaces (HMIs), with recent research efforts exploring its potential for Hand Pose Estimation (HPE). A reliable solution to this problem could introduce interfaces…

Human-Computer Interaction · Computer Science 2026-03-18 Antonios Lykourinas , Chinmay Pendse , Francky Catthoor , Veronique Rochus , Xavier Rottenberg , Athanassios Skodras
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