English
Related papers

Related papers: Formula-Driven Data Augmentation and Partial Retin…

200 papers

Automated segmentation of the optic cup and disk on retinal fundus images is fundamental for the automated detection / analysis of glaucoma. Traditional segmentation approaches depend heavily upon hand-crafted features and a priori…

Computer Vision and Pattern Recognition · Computer Science 2019-02-14 Lei Bi , Yuyu Guo , Qian Wang , Dagan Feng , Michael Fulham , Jinman Kim

We describe a new approach to automated Glaucoma detection in 3D Spectral Domain Optical Coherence Tomography (OCT) optic nerve scans. First, we gathered a unique and diverse multi-ethnic dataset of OCT scans consisting of glaucoma and…

People with diabetes are at risk of developing an eye disease called diabetic retinopathy (DR). This disease occurs when high blood glucose levels cause damage to blood vessels in the retina. Computer-aided DR diagnosis is a promising tool…

Computer Vision and Pattern Recognition · Computer Science 2020-11-12 Yi Zhou , Boyang Wang , Lei Huang , Shanshan Cui , Ling Shao

Optic disk segmentation is a prerequisite step in automatic retinal screening systems. In this paper, we propose an algorithm for optic disk segmentation based on a local adaptive thresholding method. Location of the optic disk is validated…

Computer Vision and Pattern Recognition · Computer Science 2017-10-17 Farnoosh Ghadiri , Robert Bergevin , Masoud Shafiee

Glaucoma is one of the leading causes of irreversible blindness. Segmentation of optic disc (OD) and optic cup (OC) on fundus images is a crucial step in glaucoma screening. Although many deep learning models have been constructed for this…

Image and Video Processing · Electrical Eng. & Systems 2023-04-11 Ziyang Chen , Yongsheng Pan , Yong Xia

Retinopathy represents a group of retinal diseases that, if not treated timely, can cause severe visual impairments or even blindness. Many researchers have developed autonomous systems to recognize retinopathy via fundus and optical…

Image and Video Processing · Electrical Eng. & Systems 2021-11-05 Taimur Hassan , Bilal Hassan , Muhammad Usman Akram , Shahrukh Hashmi , Abdel Hakim Taguri , Naoufel Werghi

Segmenting anatomical structures such as the photoreceptor layer in retinal optical coherence tomography (OCT) scans is challenging in pathological scenarios. Supervised deep learning models trained with standard loss functions are usually…

Image and Video Processing · Electrical Eng. & Systems 2019-10-22 José Ignacio Orlando , Anna Breger , Hrvoje Bogunović , Sophie Riedl , Bianca S. Gerendas , Martin Ehler , Ursula Schmidt-Erfurth

The optic disc is a crucial diagnostic feature in the eye since changes to its physiognomy is correlated with the severity of various ocular and cardiovascular diseases. While identifying the bulk of the optic disc in a color fundus image…

Image and Video Processing · Electrical Eng. & Systems 2021-10-04 Saeid Motevali , Aashis Khanal , Rolando Estrada

The evaluation and monitoring of cells health in the human retina is crucial and follow time course of retinal diseases, detect lesions before irreversible visual loss and to evaluate treatment effects. Towards this goal, a major challenge…

Non-mydriatic retinal color fundus photography (CFP) is widely available due to the advantage of not requiring pupillary dilation, however, is prone to poor quality due to operators, systemic imperfections, or patient-related causes.…

Image and Video Processing · Electrical Eng. & Systems 2023-04-11 Wenhui Zhu , Peijie Qiu , Oana M. Dumitrascu , Jacob M. Sobczak , Mohammad Farazi , Zhangsihao Yang , Keshav Nandakumar , Yalin Wang

This paper presents a novel automated system that segments six sub-retinal layers from optical coherence tomography (OCT) image stacks of healthy patients and patients with diabetic macular edema (DME). First, each image in the OCT stack is…

Computer Vision and Pattern Recognition · Computer Science 2016-10-25 Sohini Roychowdhury , Dara D. Koozekanani , Michael Reinsbach , Keshab K. Parhi

Diabetic Retinopathy (DR) progresses as a continuous and irreversible deterioration of the retina, following a well-defined clinical trajectory from mild to severe stages. However, most existing ordinal regression approaches model DR…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Huangwei Chen , Junhao Jia , Ruocheng Li , Cunyuan Yang , Wu Li , Xiaotao Pang , Yifei Chen , Haishuai Wang , Jiajun Bu , Lei Wu

The automatic detection and localization of anatomical features in retinal imaging data are relevant for many aspects. In this work, we follow a data-centric approach to optimize classifier training for optic nerve head detection and…

Image and Video Processing · Electrical Eng. & Systems 2022-08-09 Thomas Schlegl , Heiko Stino , Michael Niederleithner , Andreas Pollreisz , Ursula Schmidt-Erfurth , Wolfgang Drexler , Rainer A. Leitgeb , Tilman Schmoll

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

The small amount of training data for many state-of-the-art deep learning-based Face Recognition (FR) systems causes a marked deterioration in their performance. Although a considerable amount of research has addressed this issue by…

Computer Vision and Pattern Recognition · Computer Science 2023-10-12 Soroush Hashemifar , Abdolreza Marefat , Javad Hassannataj Joloudari , Hamid Hassanpour

Optical coherence tomography angiography (OCTA) is a non-invasive imaging technique widely used to study vascular structures and micro-circulation dynamics in the retina and choroid. OCTA has been widely used in clinics for diagnosing…

Image and Video Processing · Electrical Eng. & Systems 2025-08-26 Kejie Chen , Guanbing Gao , Xiaochun Yang , Wenbo Wang , Jing Na

Autonomous driving has garnered significant attention in recent research, and Bird's-Eye-View (BEV) map segmentation plays a vital role in the field, providing the basis for safe and reliable operation. While data augmentation is a commonly…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Calvin Glisson , Qiuxiao Chen

Deep anterior lamellar keratoplasty (DALK) is a highly challenging partial thickness cornea transplant surgery that replaces the anterior cornea above Descemet's membrane (DM) with a donor cornea. In our previous work, we proposed the…

Signal Processing · Electrical Eng. & Systems 2025-01-31 Hongrui Yi , Jinglun Yu , Yaning Wang , Justin Opfermann , Bill G. Gensheimer , Axel Kriger , Jin U. Kang

Given the capacity of Optical Coherence Tomography (OCT) imaging to display symptoms of a wide variety of eye diseases and neurological disorders, the need for OCT image segmentation and the corresponding data interpretation is latterly…

Data augmentation has become a standard component of vision pre-trained models to capture the invariance between augmented views. In practice, augmentation techniques that mask regions of a sample with zero/mean values or patches from other…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Shentong Mo , Zhun Sun , Chao Li