English
Related papers

Related papers: Weakly Supervised Anomaly Detection for Chest X-Ra…

200 papers

Chest X-ray (CXR) is perhaps the most frequently-performed radiological investigation globally. In this work, we present and study several machine learning approaches to develop automated CXR diagnostic models. In particular, we trained…

Computer Vision and Pattern Recognition · Computer Science 2021-05-10 Edoardo Giacomello , Pier Luca Lanzi , Daniele Loiacono , Luca Nassano

Expert radiologists visually scan Chest X-Ray (CXR) images, sequentially fixating on anatomical structures to perform disease diagnosis. An automatic multi-label classifier of diseases in CXR images can benefit by incorporating aspects of…

Image and Video Processing · Electrical Eng. & Systems 2025-03-04 Ashish Verma , Aupendu Kar , Krishnendu Ghosh , Sobhan Kanti Dhara , Debashis Sen , Prabir Kumar Biswas

Many real-world image recognition problems, such as diagnostic medical imaging exams, are "long-tailed" $\unicode{x2013}$ there are a few common findings followed by many more relatively rare conditions. In chest radiography, diagnosis is…

Pediatric chest X-ray imaging is essential for early diagnosis, particularly in low-resource settings where advanced imaging modalities are often inaccessible. Low-dose protocols reduce radiation exposure in children but introduce…

Coronary artery calcification (CAC) is a strong predictor of cardiovascular events, with CT-based Agatston scoring widely regarded as the clinical gold standard. However, CT is costly and impractical for large-scale screening, while chest…

Computer Vision and Pattern Recognition · Computer Science 2026-01-07 Dylan Saeed , Ramtin Gharleghi , Susann Beier , Sonit Singh

The task of classifying X-ray data is a problem of both theoretical and clinical interest. Whilst supervised deep learning methods rely upon huge amounts of labelled data, the critical problem of achieving a good classification accuracy…

We propose a weakly-supervised framework for the semantic segmentation of circular-scan synthetic-aperture-sonar (CSAS) imagery. The first part of our framework is trained in a supervised manner, on image-level labels, to uncover a set of…

The proliferation of Deep Learning (DL)-based methods for radiographic image analysis has created a great demand for expert-labeled radiology data. Recent self-supervised frameworks have alleviated the need for expert labeling by obtaining…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 S. A. Rizvi , R. Tang , X. Jiang , X. Ma , X. Hu

Fast diagnosis and treatment of pneumothorax, a collapsed or dropped lung, is crucial to avoid fatalities. Pneumothorax is typically detected on a chest X-ray image through visual inspection by experienced radiologists. However, the…

Image and Video Processing · Electrical Eng. & Systems 2021-02-12 Antonio Sze-To , Abtin Riasatian , Hamid R. Tizhoosh

The imperative for early detection of type 2 diabetes mellitus (T2DM) is challenged by its asymptomatic onset and dependence on suboptimal clinical diagnostic tests, contributing to its widespread global prevalence. While research into…

Machine Learning · Computer Science 2024-12-17 Sanjana Gundapaneni , Zhuo Zhi , Miguel Rodrigues

CXRs are a crucial and extraordinarily common diagnostic tool, leading to heavy research for CAD solutions. However, both high classification accuracy and meaningful model predictions that respect and incorporate clinical taxonomies are…

Computer Vision and Pattern Recognition · Computer Science 2021-01-01 Haomin Chen , Shun Miao , Daguang Xu , Gregory D. Hager , Adam P. Harrison

Pneumonia is one of the most acute respiratory diseases having remarkably high prevalence and mortality rate. Chest X-ray (CXR) has been widely utilized for the diagnosis of this disease owing to its availability, diagnostic speed and…

Image and Video Processing · Electrical Eng. & Systems 2021-03-29 Md. Jahin Alam , Shams Nafisa Ali , Md. Zubair Hasan

Fully supervised change detection methods require difficult to procure pixel-level labels, while weakly supervised approaches can be trained with image-level labels. However, most of these approaches require a combination of changed and…

Computer Vision and Pattern Recognition · Computer Science 2020-11-10 Philipp Andermatt , Radu Timofte

Being one of the most common diagnostic imaging tests, chest radiography requires timely reporting of potential findings in the images. In this paper, we propose an end-to-end architecture for abnormal chest X-ray identification using…

Computer Vision and Pattern Recognition · Computer Science 2019-03-07 Yuxing Tang , Youbao Tang , Mei Han , Jing Xiao , Ronald M. Summers

Public datasets of Chest X-Rays (CXRs) have long been a popular benchmark for developing machine learning (ML) computer vision models in healthcare. However, the reported strong average-case performance of these models do not necessarily…

Machine Learning · Computer Science 2026-02-10 Andrew Wang , Jiashuo Zhang , Michael Oberst

Formulating learning systems for the detection of real-world anomalous events using only video-level labels is a challenging task mainly due to the presence of noisy labels as well as the rare occurrence of anomalous events in the training…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 Muhammad Zaigham Zaheer , Arif Mahmood , Marcella Astrid , Seung-Ik Lee

Detecting anatomical landmarks in medical imaging is essential for diagnosis and intervention guidance. However, object detection models rely on costly bounding box annotations, limiting scalability. Weakly Semi-Supervised Object Detection…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Adrien Meyer , Didier Mutter , Nicolas Padoy

Covid-19 global pandemic continues to devastate health care systems across the world. At present, the Covid-19 testing is costly and time-consuming. Chest X-Ray (CXR) testing can be a fast, scalable, and non-invasive method. The existing…

Image and Video Processing · Electrical Eng. & Systems 2022-01-25 Anirudh Ambati , Shiv Ram Dubey

We focus on a specific use case in anomaly detection where the distribution of normal samples is supported by a lower-dimensional manifold. Here, regularized autoencoders provide a popular approach by learning the identity mapping on the…

Computer Vision and Pattern Recognition · Computer Science 2024-05-14 Alexander Bauer , Shinichi Nakajima , Klaus-Robert Müller

Cell classification and counting in immunohistochemical cytoplasm staining images play a pivotal role in cancer diagnosis. Weakly supervised learning is a potential method to deal with labor-intensive labeling. However, the inconstant cell…

Image and Video Processing · Electrical Eng. & Systems 2022-03-01 Shichuan Zhang , Chenglu Zhu , Honglin Li , Jiatong Cai , Lin Yang