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This paper proposes an automated method for the segmentation and extraction of the posterior segment of the human eye, including the vitreous, retina, choroid, and sclera compartments, using multi-vendor optical coherence tomography (OCT)…

Image and Video Processing · Electrical Eng. & Systems 2021-10-19 Bilal Hassan , Taimur Hassan , Ramsha Ahmed , Shiyin Qin , Naoufel Werghi

People with diabetes are more likely to develop diabetic retinopathy (DR) than healthy people. However, DR is the leading cause of blindness. At present, the diagnosis of diabetic retinopathy mainly relies on the experienced clinician to…

Computer Vision and Pattern Recognition · Computer Science 2023-05-30 Zhuoyi Tan , Hizmawati Madzin , Zeyu Ding

Handheld Optical Coherence Tomography Angiography (OCTA) enables noninvasive retinal imaging in uncooperative or pediatric subjects, but is highly susceptible to motion artifacts that severely degrade volumetric image quality. Sudden motion…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Nick DiSanto , Ehsan Khodapanah Aghdam , Han Liu , Jacob Watson , Yuankai K. Tao , Hao Li , Ipek Oguz

Speckle noise and retinal shadows within OCT B-scans occlude important edges, fine textures and deep tissues, preventing accurate and robust diagnosis by algorithms and clinicians. We developed a single process that successfully removed…

Tracking the pose of instruments is a central problem in image-guided surgery. For microscopic scenarios, optical coherence tomography (OCT) is increasingly used as an imaging modality. OCT is suitable for accurate pose estimation due to…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Nils Gessert , Matthias Schlüter , Alexander Schlaefer

Background: Patients with neovascular age-related macular degeneration (AMD) can avoid vision loss via certain therapy. However, methods to predict the progression to neovascular age-related macular degeneration (nvAMD) are lacking.…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Boris Babenko , Siva Balasubramanian , Katy E. Blumer , Greg S. Corrado , Lily Peng , Dale R. Webster , Naama Hammel , Avinash V. Varadarajan

Cardiovascular diseases (CVD) are the leading cause of death globally. Non-invasive, cost-effective imaging techniques play a crucial role in early detection and prevention of CVD. Optical coherence tomography (OCT) has gained recognition…

Image and Video Processing · Electrical Eng. & Systems 2025-01-08 Cynthia Maldonado-Garcia , Rodrigo Bonazzola , Enzo Ferrante , Thomas H Julian , Panagiotis I Sergouniotis , Nishant Ravikumara , Alejandro F Frangi

Optical Coherence Tomography allows ophthalmologist to obtain cross-section imaging of eye retina. Assisted with digital image analysis methods, effective disease detection could be performed. Various methods exist to extract feature from…

Computer Vision and Pattern Recognition · Computer Science 2018-09-11 Kuntoro Adi Nugroho

Visual field tests (VFT) are pivotal for glaucoma diagnosis and conducted regularly to monitor disease progression. Here we address the question to what degree aggregate VFT measurements such as Visual Field Index (VFI) and Mean Deviation…

Computer Vision and Pattern Recognition · Computer Science 2019-10-11 Stefan Maetschke , Bhavna Antony , Hiroshi Ishikawa , Gadi Wollstein , Joel Schuman , Rahil Garnavi

The reliable segmentation of retinal vasculature can provide the means to diagnose and monitor the progression of a variety of diseases affecting the blood vessel network, including diabetes and hypertension. We leverage the power of…

Image and Video Processing · Electrical Eng. & Systems 2019-07-23 Ali Hatamizadeh , Hamid Hosseini , Zhengyuan Liu , Steven D. Schwartz , Demetri Terzopoulos

Noise in speckle-prone optical coherence tomography tends to obfuscate important details necessary for medical diagnosis. In this paper, a denoising approach that preserves disease characteristics on retinal optical coherence tomography…

Computer Vision and Pattern Recognition · Computer Science 2019-03-26 Max-Heinrich Laves , Sontje Ihler , Lüder Alexander Kahrs , Tobias Ortmaier

Reliable automated analysis of Optical Coherence Tomography (OCT) imaging is crucial for diagnosing retinal disorders but faces a critical barrier: the need for expensive, labor-intensive expert annotations. Supervised deep learning models…

Computer Vision and Pattern Recognition · Computer Science 2026-04-27 Tania Haghighi , Sina Gholami , Hamed Tabkhi , Minhaj Nur Alam

Many diseases are classified based on human-defined rubrics that are prone to bias. Supervised neural networks can automate the grading of retinal fundus images, but require labor-intensive annotations and are restricted to the specific…

Computer Vision and Pattern Recognition · Computer Science 2020-10-26 Baladitya Yellapragada , Sascha Hornhauer , Kiersten Snyder , Stella Yu , Glenn Yiu

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…

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…

Retinal vessel segmentation is a crucial step in diagnosing and screening various diseases, including diabetes, ophthalmologic diseases, and cardiovascular diseases. In this paper, we propose an effective and efficient method for vessel…

Image and Video Processing · Electrical Eng. & Systems 2020-09-24 Zhun Fan , Jiajie Mo , Benzhang Qiu , Wenji Li , Guijie Zhu , Chong Li , Jianye Hu , Yibiao Rong , Xinjian Chen

The lack of efficient segmentation methods and fully-labeled datasets limits the comprehensive assessment of optical coherence tomography angiography (OCTA) microstructures like retinal vessel network (RVN) and foveal avascular zone (FAZ),…

Image and Video Processing · Electrical Eng. & Systems 2026-02-04 Peng Xiao , Xiaodong Hu , Ke Ma , Gengyuan Wang , Ziqing Feng , Yuancong Huang , Jin Yuan

In this paper, we design a Generative Adversarial Network (GAN)-based solution for super-resolution and segmentation of optical coherence tomography (OCT) scans of the retinal layers. OCT has been identified as a non-invasive and…

Image and Video Processing · Electrical Eng. & Systems 2022-06-29 Paria Jeihouni , Omid Dehzangi , Annahita Amireskandari , Ali Rezai , Nasser M. Nasrabadi

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

The ever-growing deep learning technologies are making revolutionary changes for modern life. However, conventional computing architectures are designed to process sequential and digital programs, being extremely burdened with performing…

Emerging Technologies · Computer Science 2022-12-21 Yuyao Huang , Tingzhao Fu , Honghao Huang , Sigang Yang , Hongwei Chen