English
Related papers

Related papers: Optogenetic vision restoration with high resolutio…

200 papers

Optical neural networks present distinct advantages over traditional electrical counterparts, such as accelerated data processing and reduced energy consumption. While coherent light is conventionally employed in optical neural networks,…

Optics · Physics 2025-07-15 Jianwei Qin , Yanbing Liu , Yan Liu , Xun Liu , Wei Li , Fangwei Ye

From falcons spotting preys to humans recognizing faces, rapid visual abilities depend on a foveated retinal organization which delivers high-acuity central vision while preserving low-resolution periphery. This organization is conserved…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Jean-Nicolas Jérémie , Emmanuel Daucé , Laurent U Perrinet

We introduce RetinaRegNet, a zero-shot image registration model designed to register retinal images with minimal overlap, large deformations, and varying image quality. RetinaRegNet addresses these challenges and achieves robust and…

For optical coherence tomography angiography (OCTA) images, a limited scanning rate leads to a trade-off between field-of-view (FOV) and imaging resolution. Although larger FOV images may reveal more parafoveal vascular lesions, their…

Image and Video Processing · Electrical Eng. & Systems 2024-12-06 Weiwen Zhang , Dawei Yang , Haoxuan Che , An Ran Ran , Carol Y. Cheung , Hao Chen

Large-scale neural recording with high spatio-temporal resolution is essential for understanding information processing in brain, yet current neural interfaces fall far short of comprehensively capturing brain activity due to extremely high…

Accurately reconstructing complex full multi-object scenes from sparse observations remains a core challenge in computer vision and a key step toward scalable and reliable simulation for robotics. In this work, we introduce RecGen, a…

It has been argued that the emergence of roughly periodic orientation preference maps (OPMs) in the primary visual cortex (V1) of carnivores and primates can be explained by a so-called statistical connectivity model. This model assumes…

Neurons and Cognition · Quantitative Biology 2023-10-18 Manuel Schottdorf , Stephen J. Eglen , Fred Wolf , Wolfgang Keil

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

The human retina contains a complex arrangement of photoreceptors that convert light into visual information. Conventional image sensors mimic the trichromacy of the retina using periodic filter mosaics responsive to three primary colors.…

Optical Coherence Tomography (OCT) is essential for diagnosing conditions such as glaucoma, diabetic retinopathy, and age-related macular degeneration. Accurate retinal layer segmentation enables quantitative biomarkers critical for…

Image and Video Processing · Electrical Eng. & Systems 2025-09-10 S M Asiful Islam Saky , Ugyen Tshering

Current retinal foundation models remain constrained by curated research datasets that lack authentic clinical context, and require extensive task-specific optimization for each application, limiting their deployment efficiency in…

This study proposes a retinal prosthetic simulation framework driven by visual fixations, inspired by the saccade mechanism, and assesses performance improvements through end-to-end optimization in a classification task. Salient patches are…

Computer Vision and Pattern Recognition · Computer Science 2026-02-23 Yuli Wu , Do Dinh Tan Nguyen , Henning Konermann , Rüveyda Yilmaz , Peter Walter , Johannes Stegmaier

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…

It is a mystery how the brain decodes color vision purely from the optic nerve signals it receives, with a core inferential challenge being how it disentangles internal perception with the correct color dimensionality from the unknown…

Neural and Evolutionary Computing · Computer Science 2025-03-04 Atsunobu Kotani , Ren Ng

Optical coherence tomography (OCT) and confocal microscopy are pivotal in retinal imaging, offering distinct advantages and limitations. In vivo OCT offers rapid, non-invasive imaging but can suffer from clarity issues and motion artifacts,…

Image and Video Processing · Electrical Eng. & Systems 2024-12-18 Xin Tian , Nantheera Anantrasirichai , Lindsay Nicholson , Alin Achim

Age-related macular degeneration (AMD) is a major cause of blindness in older adults, severely affecting vision and quality of life. Despite advances in understanding AMD, the molecular factors driving the severity of subretinal scarring…

Genomics · Quantitative Biology 2024-09-10 Kuan Yan , Yue Zeng , Dai Shi , Ting Zhang , Dmytro Matsypura , Mark C. Gillies , Ling Zhu , Junbin Gao

Eye diseases are common in older Americans and can lead to decreased vision and blindness. Recent advancements in imaging technologies allow clinicians to capture high-quality images of the retinal blood vessels via Optical Coherence…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Jacob Thrasher , Annahita Amireskandari , Prashnna Gyawali

Recently, the growing capabilities of deep generative models have underscored their potential in enhancing image classification accuracy. However, existing methods often demand the generation of a disproportionately large number of images…

Computer Vision and Pattern Recognition · Computer Science 2024-08-16 Tao Huang , Jiaqi Liu , Shan You , Chang Xu

Optical coherence tomography (OCT) is a non-invasive imaging technique that can produce images of the eye at the microscopic level. OCT image segmentation to localise retinal layer boundaries is a fundamental procedure for diagnosing and…

Computer Vision and Pattern Recognition · Computer Science 2016-09-09 Jinming Duan , Christopher Tench , Irene Gottlob , Frank Proudlock , Li Bai

In this work, we propose Oph-Guid-RAG, a multimodal visual RAG system for ophthalmology clinical question answering and decision support. We treat each guideline page as an independent evidence unit and directly retrieve page images,…

Artificial Intelligence · Computer Science 2026-03-24 Shuying Chen , Sen Cui , Zhong Cao
‹ Prev 1 8 9 10 Next ›