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Related papers: Modeling and Enhancing Low-quality Retinal Fundus …

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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

As an economical and efficient fundus imaging modality, retinal fundus images have been widely adopted in clinical fundus examination. Unfortunately, fundus images often suffer from quality degradation caused by imaging interferences,…

Image and Video Processing · Electrical Eng. & Systems 2022-10-19 Haofeng Liu , Heng Li , Huazhu Fu , Ruoxiu Xiao , Yunshu Gao , Yan Hu , Jiang Liu

Fundus photography is a routine examination in clinics to diagnose and monitor ocular diseases. However, for cataract patients, the fundus image always suffers quality degradation caused by the clouding lens. The degradation prevents…

Image and Video Processing · Electrical Eng. & Systems 2022-06-13 Heng Li , Haofeng Liu , Huazhu Fu , Hai Shu , Yitian Zhao , Xiaoling Luo , Yan Hu , Jiang Liu

Real-world non-mydriatic retinal fundus photography is prone to artifacts, imperfections and low-quality when certain ocular or systemic co-morbidities exist. Artifacts may result in inaccuracy or ambiguity in clinical diagnoses. In this…

Image and Video Processing · Electrical Eng. & Systems 2023-02-07 Wenhui Zhu , Peijie Qiu , Mohammad Farazi , Keshav Nandakumar , Oana M. Dumitrascu , Yalin Wang

Clinical screening with low-quality fundus images is challenging and significantly leads to misdiagnosis. This paper addresses the issue of improving the retinal image quality and vessel segmentation through retinal image restoration. More…

Image and Video Processing · Electrical Eng. & Systems 2022-10-06 Alnur Alimanov , Md Baharul Islam

Ophthalmologists have used fundus images to screen and diagnose eye diseases. However, different equipments and ophthalmologists pose large variations to the quality of fundus images. Low-quality (LQ) degraded fundus images easily lead to…

Image and Video Processing · Electrical Eng. & Systems 2022-08-04 Zhuo Deng , Yuanhao Cai , Lu Chen , Zheng Gong , Qiqi Bao , Xue Yao , Dong Fang , Shaochong Zhang , Lan Ma

Retinal fundus photographs have been used in the diagnosis of many ocular diseases such as glaucoma, pathological myopia, age-related macular degeneration and diabetic retinopathy. With the development of computer science, computer aided…

Computer Vision and Pattern Recognition · Computer Science 2018-11-02 Jun Cheng , Zhengguo Li , Zaiwang Gu , Huazhu Fu , Damon Wing Kee Wong , Jiang Liu

Retinal fundus images play a crucial role in the early detection of eye diseases. However, the impact of technical factors on these images can pose challenges for reliable AI applications in ophthalmology. For example, large fundus cohorts…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Sarah Müller , Lisa M. Koch , Hendrik P. A. Lensch , Philipp Berens

Artificial intelligence applied to retinal images offers significant potential for recognizing signs and symptoms of retinal conditions and expediting the diagnosis of eye diseases and systemic disorders. However, developing generalized…

Image and Video Processing · Electrical Eng. & Systems 2024-08-19 Boa Jang , Youngbin Ahn , Eun Kyung Choe , Chang Ki Yoon , Hyuk Jin Choi , Young-Gon Kim

Fundus photography (FP) remains the primary imaging modality in screening various retinal diseases including age-related macular degeneration, diabetic retinopathy and glaucoma. FP allows the clinician to examine the ocular fundus…

Image and Video Processing · Electrical Eng. & Systems 2023-02-21 Shanmukh Reddy Manne , Jose-Alain Sahel , Jay Chhablani , Kiran Kumar Vupparaboinab , Soumya Jana

The retinal fundus images are utilized extensively in the diagnosis, and their quality can directly affect the diagnosis results. However, due to the insufficient dataset and algorithm application, current fundus image quality assessment…

Image and Video Processing · Electrical Eng. & Systems 2024-11-20 Zheng Gong , Zhuo Deng , Run Gan , Zhiyuan Niu , Lu Chen , Canfeng Huang , Jia Liang , Weihao Gao , Fang Li , Shaochong Zhang , Lan Ma

Diabetic Retinopathy (DR) affects individuals with long-term diabetes. Without early diagnosis, DR can lead to vision loss. Fundus photography captures the structure of the retina along with abnormalities indicative of the stage of the…

Computer Vision and Pattern Recognition · Computer Science 2025-12-11 Anca Mihai , Adrian Groza

Retinal fundus photography offers a non-invasive way to diagnose and monitor a variety of retinal diseases, but is prone to inherent quality glitches arising from systemic imperfections or operator/patient-related factors. However,…

Image and Video Processing · Electrical Eng. & Systems 2024-09-13 Vamsi Krishna Vasa , Peijie Qiu , Wenhui Zhu , Yujian Xiong , Oana Dumitrascu , Yalin Wang

Objective: Ophthalmological pathologies such as glaucoma, diabetic retinopathy and age-related macular degeneration are major causes of blindness and vision impairment. There is a need for novel decision support tools that can simplify and…

Image and Video Processing · Electrical Eng. & Systems 2023-06-08 Or Abramovich , Hadas Pizem , Jan Van Eijgen , Ilan Oren , Joshua Melamed , Ingeborg Stalmans , Eytan Z. Blumenthal , Joachim A. Behar

The performance of diagnostic Computer-Aided Design (CAD) systems for retinal diseases depends on the quality of the retinal images being screened. Thus, many studies have been developed to evaluate and assess the quality of such retinal…

Image and Video Processing · Electrical Eng. & Systems 2024-09-17 Saif Khalid , Hatem A. Rashwan , Saddam Abdulwahab , Mohamed Abdel-Nasser , Facundo Manuel Quiroga , Domenec Puig

Analysis of retinal fundus images is essential for eye-care physicians in the diagnosis, care and treatment of patients. Accurate fundus and/or retinal vessel maps give rise to longitudinal studies able to utilize multimedia image…

Computer Vision and Pattern Recognition · Computer Science 2019-12-02 Henry A Leopold , Jeff Orchard , John S Zelek , Vasudevan Lakshminarayanan

Over the past decade, generative models have achieved significant success in enhancement fundus images.However, the evaluation of these models still presents a considerable challenge. A comprehensive evaluation benchmark for fundus image…

Image and Video Processing · Electrical Eng. & Systems 2025-02-21 Wenhui Zhu , Xuanzhao Dong , Xin Li , Yujian Xiong , Xiwen Chen , Peijie Qiu , Vamsi Krishna Vasa , Zhangsihao Yang , Yi Su , Oana Dumitrascu , Yalin Wang

Fundus image quality is crucial for diagnosing eye diseases, but real-world conditions often result in blurred or unreadable images, increasing diagnostic uncertainty. To address these challenges, this study proposes RetinaRegen, a hybrid…

Image and Video Processing · Electrical Eng. & Systems 2025-02-28 Yuhan Tang , Yudian Wang , Weizhen Li , Ye Yue , Chengchang Pan , Honggang Qi

The quality of a fundus image can be compromised by numerous factors, many of which are challenging to be appropriately and mathematically modeled. In this paper, we introduce a novel diffusion model based framework, named Learning…

Image and Video Processing · Electrical Eng. & Systems 2023-03-09 Puijin Cheng , Li Lin , Yijin Huang , Huaqing He , Wenhan Luo , Xiaoying Tang

The visual analysis of retina and of its vascular characteristics is important in the diagnosis and monitoring of diseases of visual perception. In the related medical diagnoses, the digital processing of the fundus images is used to obtain…

Computer Vision and Pattern Recognition · Computer Science 2015-08-06 Amelia Carolina Sparavigna
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