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Maternal-fetal Ultrasound is the primary modality for monitoring fetal development, yet automated segmentation remains challenging due to the scarcity of high-quality annotations. To address this limitation, we propose a semi-supervised…

Image and Video Processing · Electrical Eng. & Systems 2025-09-09 Fangyijie Wang , Guénolé Silvestre , Kathleen M. Curran

Uncertainty of labels in clinical data resulting from intra-observer variability can have direct impact on the reliability of assessments made by deep neural networks. In this paper, we propose a method for modelling such uncertainty in the…

Accurate medical image segmentation is crucial for diagnosis and analysis. However, the models without calibrated uncertainty estimates might lead to errors in downstream analysis and exhibit low levels of robustness. Estimating the…

Image and Video Processing · Electrical Eng. & Systems 2021-09-16 Yanwu Yang , Xutao Guo , Yiwei Pan , Pengcheng Shi , Haiyan Lv , Ting Ma

Fluorescence microscopy images contain several channels, each indicating a marker staining the sample. Since many different marker combinations are utilized in practice, it has been challenging to apply deep learning based segmentation…

Computer Vision and Pattern Recognition · Computer Science 2021-01-28 Alvaro Gomariz , Raphael Egli , Tiziano Portenier , César Nombela-Arrieta , Orcun Goksel

Despite the superior performance of Deep Learning (DL) on numerous segmentation tasks, the DL-based approaches are notoriously overconfident about their prediction with highly polarized label probability. This is often not desirable for…

Image and Video Processing · Electrical Eng. & Systems 2021-12-14 Sungmin Hong , Anna K. Bonkhoff , Andrew Hoopes , Martin Bretzner , Markus D. Schirmer , Anne-Katrin Giese , Adrian V. Dalca , Polina Golland , Natalia S. Rost

Purpose: The localisation and segmentation of individual bones is an important preprocessing step in many planning and navigation applications. It is, however, a time-consuming and repetitive task if done manually. This is true not only for…

Image and Video Processing · Electrical Eng. & Systems 2022-08-22 Eva Schnider , Antal Huck , Mireille Toranelli , Georg Rauter , Azhar Zam , Magdalena Müller-Gerbl , Philippe Cattin

The task of image segmentation is inherently noisy due to ambiguities regarding the exact location of boundaries between anatomical structures. We argue that this information can be extracted from the expert annotations at no extra cost,…

Computer Vision and Pattern Recognition · Computer Science 2021-04-14 Mobarakol Islam , Ben Glocker

The use of deep learning for medical imaging has seen tremendous growth in the research community. One reason for the slow uptake of these systems in the clinical setting is that they are complex, opaque and tend to fail silently. Outside…

Computer Vision and Pattern Recognition · Computer Science 2018-07-03 Terrance DeVries , Graham W. Taylor

Medical image segmentation is inherently uncertain. For a given image, there may be multiple plausible segmentation hypotheses, and physicians will often disagree on lesion and organ boundaries. To be suited to real-world application,…

Computer Vision and Pattern Recognition · Computer Science 2021-09-28 João Lourenço Silva , Arlindo L. Oliveira

Manual segmentation is used as the gold-standard for evaluating neural networks on automated image segmentation tasks. Due to considerable heterogeneity in shapes, colours and textures, demarcating object boundaries is particularly…

Image and Video Processing · Electrical Eng. & Systems 2021-11-02 Michael Yeung , Guang Yang , Evis Sala , Carola-Bibiane Schönlieb , Leonardo Rundo

Deep neural networks are known to be data-driven and label noise can have a marked impact on model performance. Recent studies have shown great robustness to classic image recognition even under a high noisy rate. In medical applications,…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Lie Ju , Xin Wang , Lin Wang , Dwarikanath Mahapatra , Xin Zhao , Mehrtash Harandi , Tom Drummond , Tongliang Liu , Zongyuan Ge

Automated medical image segmentation, specifically using deep learning, has shown outstanding performance in semantic segmentation tasks. However, these methods rarely quantify their uncertainty, which may lead to errors in downstream…

Computer Vision and Pattern Recognition · Computer Science 2018-06-25 Zach Eaton-Rosen , Felix Bragman , Sotirios Bisdas , Sebastien Ourselin , M. Jorge Cardoso

Quality control (QC) of MR images is essential to ensure that downstream analyses such as segmentation can be performed successfully. Currently, QC is predominantly performed visually and subjectively, at significant time and operator cost.…

Image and Video Processing · Electrical Eng. & Systems 2021-09-07 Richard Shaw , Carole H. Sudre , Sebastien Ourselin , M. Jorge Cardoso , Hugh G. Pemberton

Building an accurate computer-aided diagnosis system based on data-driven approaches requires a large amount of high-quality labeled data. In medical imaging analysis, multiple expert annotators often produce subjective estimates about…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Khiem H. Le , Tuan V. Tran , Hieu H. Pham , Hieu T. Nguyen , Tung T. Le , Ha Q. Nguyen

Deep regression is an important problem with numerous applications. These range from computer vision tasks such as age estimation from photographs, to medical tasks such as ejection fraction estimation from echocardiograms for disease…

Computer Vision and Pattern Recognition · Computer Science 2023-02-16 Weihang Dai , Xiaomeng Li , Kwang-Ting Cheng

Recent advances in deep learning have greatly facilitated the automated segmentation of ultrasound images, which is essential for nodule morphological analysis. Nevertheless, most existing methods depend on extensive and precise annotations…

Computer Vision and Pattern Recognition · Computer Science 2024-04-24 Xingyue Zhao , Zhongyu Li , Xiangde Luo , Peiqi Li , Peng Huang , Jianwei Zhu , Yang Liu , Jihua Zhu , Meng Yang , Shi Chang , Jun Dong

Deep learning models (DLMs) can achieve state-of-the-art performance in histopathology image segmentation and classification, but have limited deployment potential in real-world clinical settings. Uncertainty estimates of DLMs can increase…

Image and Video Processing · Electrical Eng. & Systems 2024-12-31 Audrey Xie , Elhoucine Elfatimi , Sambuddha Ghosal , Pratik Shah

Deploying deep learning (DL) models in medical applications relies on predictive performance and other critical factors, such as conveying trustworthy predictive uncertainty. Uncertainty estimation (UE) methods provide potential solutions…

Image and Video Processing · Electrical Eng. & Systems 2024-03-26 Kudaibergen Abutalip , Numan Saeed , Ikboljon Sobirov , Vincent Andrearczyk , Adrien Depeursinge , Mohammad Yaqub

Recent years have seen increasing use of supervised learning methods for segmentation tasks. However, the predictive performance of these algorithms depends on the quality of labels. This problem is particularly pertinent in the medical…

Computer Vision and Pattern Recognition · Computer Science 2020-10-26 Le Zhang , Ryutaro Tanno , Mou-Cheng Xu , Chen Jin , Joseph Jacob , Olga Ciccarelli , Frederik Barkhof , Daniel C. Alexander