English
Related papers

Related papers: Rethinking Polyp Segmentation from an Out-of-Distr…

200 papers

Out-of-distribution detection is crucial to the safe deployment of machine learning systems. Currently, unsupervised out-of-distribution detection is dominated by generative-based approaches that make use of estimates of the likelihood or…

Detecting whether examples belong to a given in-distribution or are Out-Of-Distribution (OOD) requires identifying features specific to the in-distribution. In the absence of labels, these features can be learned by self-supervised…

Artificial Intelligence · Computer Science 2022-01-19 Nima Rafiee , Rahil Gholamipoorfard , Nikolas Adaloglou , Simon Jaxy , Julius Ramakers , Markus Kollmann

Modern neural networks are very powerful predictive models, but they are often incapable of recognizing when their predictions may be wrong. Closely related to this is the task of out-of-distribution detection, where a network must…

Machine Learning · Statistics 2018-02-15 Terrance DeVries , Graham W. Taylor

Identifying polyps is challenging for automatic analysis of endoscopic images in computer-aided clinical support systems. Models based on convolutional networks (CNN), transformers, and their combinations have been proposed to segment…

Computer Vision and Pattern Recognition · Computer Science 2022-06-08 Nguyen Thanh Duc , Nguyen Thi Oanh , Nguyen Thi Thuy , Tran Minh Triet , Dinh Viet Sang

Colonoscopy is still the main method of detection and segmentation of colonic polyps, and recent advancements in deep learning networks such as U-Net, ResUNet, Swin-UNet, and PraNet have made outstanding performance in polyp segmentation.…

Image and Video Processing · Electrical Eng. & Systems 2025-08-14 Madan Baduwal

Traditional deep learning (DL) approaches based on supervised learning paradigms require large amounts of annotated data that are rarely available in the medical domain. Unsupervised Out-of-distribution (OOD) detection is an alternative…

Image and Video Processing · Electrical Eng. & Systems 2023-08-15 Alvaro Fernandez-Quilez , Linas Vidziunas , Ørjan Kløvfjell Thoresen , Ketil Oppedal , Svein Reidar Kjosavik , Trygve Eftestøl

Colonoscopy is a vital tool for the early diagnosis of colorectal cancer, which is one of the main causes of cancer-related mortality globally; hence, it is deemed an essential technique for the prevention and early detection of colorectal…

Computer Vision and Pattern Recognition · Computer Science 2025-08-11 Ojonugwa Oluwafemi Ejiga Peter , Akingbola Oluwapemiisin , Amalahu Chetachi , Adeniran Opeyemi , Fahmi Khalifa , Md Mahmudur Rahman

Detecting out-of-distribution (OOD) samples is crucial to the safe deployment of a classifier in the real world. However, deep neural networks are known to be overconfident for abnormal data. Existing works directly design score function by…

Computer Vision and Pattern Recognition · Computer Science 2023-01-06 Wenyu Jiang , Yuxin Ge , Hao Cheng , Mingcai Chen , Shuai Feng , Chongjun Wang

Unsupervised out-of-distribution (OOD) detection aims to identify out-of-domain data by learning only from unlabeled In-Distribution (ID) training samples, which is crucial for developing a safe real-world machine learning system. Current…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Ying Yang , De Cheng , Chaowei Fang , Yubiao Wang , Changzhe Jiao , Lechao Cheng , Nannan Wang

Automatic detection of colonic polyps is still an unsolved problem due to the large variation of polyps in terms of shape, texture, size, and color, and the existence of various polyp-like mimics during colonoscopy. In this study, we apply…

Computer Vision and Pattern Recognition · Computer Science 2019-06-28 Younghak Shin , Hemin Ali Qadir , Lars Aabakken , Jacob Bergsland , Ilangko Balasingham

Learning models that generalize under different distribution shifts in medical imaging has been a long-standing research challenge. There have been several proposals for efficient and robust visual representation learning among vision…

Computer Vision and Pattern Recognition · Computer Science 2021-12-30 Enoch Tetteh , Joseph Viviano , Yoshua Bengio , David Krueger , Joseph Paul Cohen

Anomaly detection methods generally target the learning of a normal image distribution (i.e., inliers showing healthy cases) and during testing, samples relatively far from the learned distribution are classified as anomalies (i.e.,…

Computer Vision and Pattern Recognition · Computer Science 2020-06-29 Yu Tian , Gabriel Maicas , Leonardo Zorron Cheng Tao Pu , Rajvinder Singh , Johan W. Verjans , Gustavo Carneiro

Pixel-wise image segmentation is a highly demanding task in medical-image analysis. In practice, it is difficult to find annotated medical images with corresponding segmentation masks. In this paper, we present Kvasir-SEG: an open-access…

Image and Video Processing · Electrical Eng. & Systems 2019-11-19 Debesh Jha , Pia H. Smedsrud , Michael A. Riegler , Pål Halvorsen , Thomas de Lange , Dag Johansen , Håvard D. Johansen

Panoramic imaging enables capturing 360{\deg} images with an ultra-wide Field-of-View (FoV) for dense omnidirectional perception, which is critical to applications, such as autonomous driving and augmented reality, etc. However, current…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Mengfei Duan , Yuheng Zhang , Yihong Cao , Fei Teng , Kai Luo , Jiaming Zhang , Kailun Yang , Zhiyong Li

Determining the necessity of resecting malignant polyps during colonoscopy screen is crucial for patient outcomes, yet challenging due to the time-consuming and costly nature of histopathology examination. While deep learning-based…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Ruijie Yang , Yan Zhu , Peiyao Fu , Yizhe Zhang , Zhihua Wang , Quanlin Li , Pinghong Zhou , Xian Yang , Shuo Wang

One barrier to the clinical deployment of deep learning-based models is the presence of images at runtime that lie far outside the training distribution of a given model. We aim to detect these out-of-distribution (OOD) images with a…

Image and Video Processing · Electrical Eng. & Systems 2023-07-21 McKell Woodland , John Wood , Caleb O'Connor , Ankit B. Patel , Kristy K. Brock

Early diagnosis and treatment of polyps during colonoscopy are essential for reducing the incidence and mortality of Colorectal Cancer (CRC). However, the variability in polyp characteristics and the presence of artifacts in colonoscopy…

Image and Video Processing · Electrical Eng. & Systems 2024-09-17 Mobina Mansoori , Sajjad Shahabodini , Jamshid Abouei , Konstantinos N. Plataniotis , Arash Mohammadi

The detection and localization of anomalies is one important medical image analysis task. Most commonly, Computer Vision anomaly detection approaches rely on manual annotations that are both time consuming and expensive to obtain.…

Computer Vision and Pattern Recognition · Computer Science 2023-11-14 Sergio Naval Marimont , Giacomo Tarroni

Medical image distributions shift constantly due to changes in patient population and discrepancies in image acquisition. These distribution changes result in performance deterioration; deterioration that continual learning aims to…

Image and Video Processing · Electrical Eng. & Systems 2024-08-01 Nick Lemke , Camila González , Anirban Mukhopadhyay , Martin Mundt

Colorectal cancer is the third most common cancer diagnosed in both men and women in the United States. Most colorectal cancers start as a growth on the inner lining of the colon or rectum, called 'polyp'. Not all polyps are cancerous, but…

Computer Vision and Pattern Recognition · Computer Science 2020-09-09 Krushi Patel , Kaidong Li , Ke Tao , Quan Wang , Ajay Bansal , Amit Rastogi , Guanghui Wang
‹ Prev 1 4 5 6 7 8 10 Next ›