English
Related papers

Related papers: A Frequency-Aware Self-Supervised Learning for Ult…

200 papers

Deep learning has emerged as the predominant solution for classifying medical images. We intend to apply these developments to the ultra-widefield (UWF) retinal imaging dataset. Since UWF images can accurately diagnose various retina…

Image and Video Processing · Electrical Eng. & Systems 2025-03-25 Siwon Kim , Wooyung Yun , Jeongbin Oh , Soomok Lee

Ultra-widefield (UWF) imaging is a promising modality that captures a larger retinal field of view compared to traditional fundus photography. Previous studies showed that deep learning (DL) models are effective for detecting retinal…

Image and Video Processing · Electrical Eng. & Systems 2022-03-14 Justin Engelmann , Alice D. McTrusty , Ian J. C. MacCormick , Emma Pead , Amos Storkey , Miguel O. Bernabeu

The automatic diagnosis of various retinal diseases from fundus images is important to support clinical decision-making. However, developing such automatic solutions is challenging due to the requirement of a large amount of human-annotated…

Computer Vision and Pattern Recognition · Computer Science 2020-07-23 Xiaomeng Li , Mengyu Jia , Md Tauhidul Islam , Lequan Yu , Lei Xing

Fundus photography is prone to suffer from image quality degradation that impacts clinical examination performed by ophthalmologists or intelligent systems. Though enhancement algorithms have been developed to promote fundus observation on…

Image and Video Processing · Electrical Eng. & Systems 2023-09-12 Heng Li , Haofeng Liu , Huazhu Fu , Yanwu Xu , Hui Shu , Ke Niu , Yan Hu , Jiang Liu

Diabetic retinopathy (DR) and diabetic macular edema (DME) are leading causes of preventable blindness among working-age adults. Traditional approaches in the literature focus on standard color fundus photography (CFP) for the detection of…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Pablo Jimenez-Lizcano , Sergio Romero-Tapiador , Ruben Tolosana , Aythami Morales , Guillermo González de Rivera , Ruben Vera-Rodriguez , Julian Fierrez

For decades, advances in retinal imaging technology have enabled effective diagnosis and management of retinal disease using fundus cameras. Recently, ultra-wide-field (UWF) fundus imaging by Optos camera is gradually put into use because…

Image and Video Processing · Electrical Eng. & Systems 2020-03-25 Lie Ju , Xin Wang , Quan Zhou , Hu Zhu , Mehrtash Harandi , Paul Bonnington , Tom Drummond , Zongyuan Ge

Retinal fundus images are widely used for the clinical screening and diagnosis of eye diseases. However, fundus images captured by operators with various levels of experience have a large variation in quality. Low-quality fundus images…

Image and Video Processing · Electrical Eng. & Systems 2020-12-10 Ziyi Shen , Huazhu Fu , Jianbing Shen , Ling Shao

Diabetic retinopathy and diabetic macular edema are significant complications of diabetes that can lead to vision loss. Early detection through ultra-widefield fundus imaging enhances patient outcomes but presents challenges in image…

Image and Video Processing · Electrical Eng. & Systems 2024-09-20 Philippe Zhang , Pierre-Henri Conze , Mathieu Lamard , Gwenolé Quellec , Mostafa El Habib Daho

Ophthalmic images may contain identical-looking pathologies that can cause failure in automated techniques to distinguish different retinal degenerative diseases. Additionally, reliance on large annotated datasets and lack of knowledge…

Image and Video Processing · Electrical Eng. & Systems 2022-08-02 Sharif Amit Kamran , Khondker Fariha Hossain , Alireza Tavakkoli , Stewart Lee Zuckerbrod , Salah A. Baker

Fundus photography, in combination with the ultra-wide-angle fundus (UWF) techniques, becomes an indispensable diagnostic tool in clinical settings by offering a more comprehensive view of the retina. Nonetheless, UWF fluorescein…

Image and Video Processing · Electrical Eng. & Systems 2024-05-02 Ruiquan Ge , Zhaojie Fang , Pengxue Wei , Zhanghao Chen , Hongyang Jiang , Ahmed Elazab , Wangting Li , Xiang Wan , Shaochong Zhang , Changmiao Wang

This paper addresses the emerging task of recognizing multiple retinal diseases from wide-field (WF) and ultra-wide-field (UWF) fundus images. For an effective use of existing large amount of labeled color fundus photo (CFP) data and the…

Image and Video Processing · Electrical Eng. & Systems 2023-10-25 Qijie Wei , Jingyuan Yang , Bo Wang , Jinrui Wang , Jianchun Zhao , Xinyu Zhao , Sheng Yang , Niranchana Manivannan , Youxin Chen , Dayong Ding , Jing Zhou , Xirong Li

Importance: Ultra-widefield fundus photography (UWF-FP) has shown utility in sickle cell retinopathy screening; however, image artifact may diminish quality and gradeability of images. Objective: To create an automated algorithm for UWF-FP…

Computer Vision and Pattern Recognition · Computer Science 2023-07-13 Anqi Feng , Dimitri Johnson , Grace R. Reilly , Loka Thangamathesvaran , Ann Nampomba , Mathias Unberath , Adrienne W. Scott , Craig Jones

Recently, ultra-widefield (UWF) 200\degree~fundus imaging by Optos cameras has gradually been introduced because of its broader insights for detecting more information on the fundus than regular 30 degree - 60 degree fundus cameras.…

Computer Vision and Pattern Recognition · Computer Science 2021-02-03 Lie Ju , Xin Wang , Xin Zhao , Paul Bonnington , Tom Drummond , Zongyuan Ge

Images captured under low-light conditions present significant limitations in many applications, as poor lighting can obscure details, reduce contrast, and hide noise. Removing the illumination effects and enhancing the quality of such…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Daniel Torres , Joan Duran , Julia Navarro , Catalina Sbert

Ultrawide-field fluorescein angiography (UWF-FA) facilitates diabetic retinopathy (DR) detection by providing a clear visualization of peripheral retinal lesions. However, the intravenous dye injection with potential risks hamper its…

Image and Video Processing · Electrical Eng. & Systems 2026-02-25 Ruoyu Chen , Kezheng Xu , Kangyan Zheng , Weiyi Zhang , Yan Lu , Danli Shi , Mingguang He

Ultra-low-field (ULF) MRI offers portable and accessible neuroimaging but suffers from reduced signal-to-noise ratio and limited spatial resolution compared to high-field (HF) systems. Acquiring paired ULF-HF data for supervised enhancement…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Toufiq Musah , Salvatore Calcagno , Federica Proietto Salanitri , Xiaomeng Li , Maruf Adewole , Marawan Elbatel

Diabetic retinopathy is the most important complication of diabetes. Early diagnosis of retinal lesions helps to avoid visual loss or blindness. Due to high-resolution and small-size lesion regions, applying existing methods, such as…

Computer Vision and Pattern Recognition · Computer Science 2019-01-21 Zizheng Yan , Xiaoguang Han , Changmiao Wang , Yuda Qiu , Zixiang Xiong , Shuguang Cui

Ultra-Wide-Field Fluorescein Angiography (UWF-FA) enables precise identification of ocular diseases using sodium fluorescein, which can be potentially harmful. Existing research has developed methods to generate UWF-FA from Ultra-Wide-Field…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Zhaojie Fang , Xiao Yu , Guanyu Zhou , Ke Zhuang , Yifei Chen , Ruiquan Ge , Changmiao Wang , Gangyong Jia , Qing Wu , Juan Ye , Maimaiti Nuliqiman , Peifang Xu , Ahmed Elazab

Retinal fundus images have been applied for the diagnosis and screening of eye diseases, such as Diabetic Retinopathy (DR) or Diabetic Macular Edema (DME). However, both low-quality fundus images and style inconsistency potentially increase…

Image and Video Processing · Electrical Eng. & Systems 2025-02-11 Qingshan Hou , Peng Cao , Jiaqi Wang , Xiaoli Liu , Jinzhu Yang , Osmar R. Zaiane

Contrast enhancement and noise removal are coupled problems for low-light image enhancement. The existing Retinex based methods do not take the coupling relation into consideration, resulting in under or over-smoothing of the enhanced…

Image and Video Processing · Electrical Eng. & Systems 2019-11-27 Yang Wang , Yang Cao , Zheng-Jun Zha , Jing Zhang , Zhiwei Xiong , Wei Zhang , Feng Wu
‹ Prev 1 2 3 10 Next ›