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Retinal foundation models aim to learn generalizable representations from diverse retinal images, facilitating label-efficient model adaptation across various ophthalmic tasks. Despite their success, current retinal foundation models are…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Kai Yu , Yang Zhou , Yang Bai , Zhi Da Soh , Xinxing Xu , Rick Siow Mong Goh , Ching-Yu Cheng , Yong Liu

Underwater images suffer from severe degradations, including color distortions, reduced visibility, and loss of structural details due to wavelength-dependent attenuation and scattering. Existing enhancement methods primarily focus on…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Jaskaran Singh Walia , Shravan Venkatraman , Pavithra LK

Retinal diseases spanning a broad spectrum can be effectively identified and diagnosed using complementary signals from multimodal data. However, multimodal diagnosis in ophthalmic practice is typically challenged in terms of data…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Lu Zhang , Huizhen Yu , Zuowei Wang , Fu Gui , Yatu Guo , Wei Zhang , Mengyu Jia

Retinal diseases are a leading cause of vision impairment and blindness, with timely diagnosis being critical for effective treatment. Optical Coherence Tomography (OCT) has become a standard imaging modality for retinal disease diagnosis,…

Image and Video Processing · Electrical Eng. & Systems 2025-10-06 Jilan Cheng , Guoli Long , Zeyu Zhang , Zhenjia Qi , Hanyu Wang , Libin Lu , Shuihua Wang , Yudong Zhang , Jin Hong

Automated diagnosis based on color fundus photography is essential for large-scale glaucoma screening. However, existing deep learning models are typically data-driven and lack explicit integration of retinal anatomical knowledge, which…

Computer Vision and Pattern Recognition · Computer Science 2026-04-15 Yuzhuo Zhou , Chi Liu , Sheng Shen , Zongyuan Ge , Fengshi Jing , Shiran Zhang , Yu Jiang , Anli Wang , Wenjian Liu , Feilong Yang , Tianqing Zhu , Xiaotong Han

Advancements in image sensing have elevated the importance of Ultra-High-Definition Image Restoration (UHD IR). Traditional methods, such as extreme downsampling or transformation from the spatial to the frequency domain, encounter…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Mohab Kishawy , Ali Abdellatif Hussein , Jun Chen

Underwater images often exhibit poor quality, distorted color balance and low contrast due to the complex and intricate interplay of light, water, and objects. Despite the significant contributions of previous underwater enhancement…

Computer Vision and Pattern Recognition · Computer Science 2024-04-25 Weiwen Chen , Yingtie Lei , Shenghong Luo , Ziyang Zhou , Mingxian Li , Chi-Man Pun

Neural Radiance Fields (NeRFs) increase reconstruction detail for novel view synthesis and scene reconstruction, with applications ranging from large static scenes to dynamic human motion. However, the increased resolution and model-free…

Computer Vision and Pattern Recognition · Computer Science 2022-06-27 Abiramy Kuganesan , Shih-yang Su , James J. Little , Helge Rhodin

Domain-generalized retinal vessel segmentation is critical for automated ophthalmic diagnosis, yet faces significant challenges from domain shift induced by non-uniform illumination and varying contrast, compounded by the difficulty of…

Computer Vision and Pattern Recognition · Computer Science 2026-01-12 Chanchan Wang , Yuanfang Wang , Qing Xu , Guanxin Chen

Fundus photography is an essential examination for clinical and differential diagnosis of fundus diseases. Recently, Ultra-Wide-angle Fundus (UWF) techniques, UWF Fluorescein Angiography (UWF-FA) and UWF Scanning Laser Ophthalmoscopy…

Image and Video Processing · Electrical Eng. & Systems 2023-07-24 Zhaojie Fang , Zhanghao Chen , Pengxue Wei , Wangting Li , Shaochong Zhang , Ahmed Elazab , Gangyong Jia , Ruiquan Ge , Changmiao Wang

Diabetic Retinopathy (DR), a prevalent and severe complication of diabetes, affects millions of individuals globally, underscoring the need for accurate and timely diagnosis. Recent advancements in imaging technologies, such as…

Objective: The study aims to address the challenge of aligning Standard Fundus Images (SFIs) and Ultra-Widefield Fundus Images (UWFIs), which is difficult due to their substantial differences in viewing range and the amorphous appearance of…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Kanggeon Lee , Su Jeong Song , Soochahn Lee , Kyoung Mu Lee

All-in-one image restoration tasks are becoming increasingly important, especially for ultra-high-definition (UHD) images. Existing all-in-one UHD image restoration methods usually boost the model's performance by introducing prompt or…

Computer Vision and Pattern Recognition · Computer Science 2024-08-14 Xin Su , Zhuoran Zheng , Chen Wu

High-quality fundus images provide essential anatomical information for clinical screening and ophthalmic disease diagnosis. Yet, due to hardware limitations, operational variability, and patient compliance, fundus images often suffer from…

Convolutional Neural Network models have successfully detected retinal illness from optical coherence tomography (OCT) and fundus images. These CNN models frequently rely on vast amounts of labeled data for training, difficult to obtain,…

Computer Vision and Pattern Recognition · Computer Science 2022-01-28 Sourya Dipta Das , Saikat Dutta , Nisarg A. Shah , Dwarikanath Mahapatra , Zongyuan Ge

This study aimed to enhance disease classification accuracy from retinal fundus images by integrating fine-grained image features and global textual context using a novel multimodal deep learning architecture. Existing multimodal large…

Computer Vision and Pattern Recognition · Computer Science 2025-09-29 Jason Jordan , Mohammadreza Akbari Lor , Peter Koulen , Mei-Ling Shyu , Shu-Ching Chen

Deep learning-based image fusion approaches have obtained wide attention in recent years, achieving promising performance in terms of visual perception. However, the fusion module in the current deep learning-based methods suffers from two…

Computer Vision and Pattern Recognition · Computer Science 2022-02-01 Dongyu Rao , Xiao-Jun Wu , Tianyang Xu , Guoyang Chen

Low-light image enhancement techniques have significantly progressed, but unstable image quality recovery and unsatisfactory visual perception are still significant challenges. To solve these problems, we propose a novel and robust…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 Minglong Xue , Jinhong He , Wenhai Wang , Mingliang Zhou

Low-light images, i.e. the images captured in low-light conditions, suffer from very poor visibility caused by low contrast, color distortion and significant measurement noise. Low-light image enhancement is about improving the visibility…

Image and Video Processing · Electrical Eng. & Systems 2020-07-08 Jinxiu Liang , Yong Xu , Yuhui Quan , Jingwen Wang , Haibin Ling , Hui Ji

Blind image restoration remains a significant challenge in low-level vision tasks. Recently, denoising diffusion models have shown remarkable performance in image synthesis. Guided diffusion models, leveraging the potent generative priors…

Computer Vision and Pattern Recognition · Computer Science 2024-11-20 Jun Xiao , Zihang Lyu , Hao Xie , Cong Zhang , Yakun Ju , Changjian Shui , Kin-Man Lam