Results 11 to 20 of about 188,294 (288)

Mobile Implementation of Retinal Image Analysis for Efficient Vessel, Optic Disc, and Lesion Detection

open access: yesJOIV: International Journal on Informatics Visualization, 2023
Smartphone-based mobile fundus photography is gaining popularity due to the rise of handheld fundus lenses, allowing a portable solution for a mobile-based computer-assisted diagnostic system (CADS).
Mubdiul Hossain   +5 more
doaj   +1 more source

Fundus Image Registration Technique Based on Local Feature of Retinal Vessels

open access: yesApplied Sciences, 2021
Feature-based retinal fundus image registration (RIR) technique aligns fundus images according to geometrical transformations estimated between feature point correspondences.
Roziana Ramli   +4 more
doaj   +1 more source

Comparison of Image Enhancement Methods for Diabetic Retinopathy Screening

open access: yesJurnal RESTI (Rekayasa Sistem dan Teknologi Informasi), 2023
The most common factor contributing to visual abnormalities that result in blindness is known as diabetic retinopathy (DR). Retinal fundus scanning, a non-invasive method that is integral to the picture pre-processing phase, can be used to identify and ...
Dafwen Toresa   +5 more
doaj   +1 more source

Retinal Image Analysis Oriented to the Clinical Task

open access: yesELCVIA Electronic Letters on Computer Vision and Image Analysis, 2014
Ophthalmology can profit greatly from the analysis of digital images because they can aid in establishing an early diagnosis even before the first symptoms appear. This dissertation contributes to the digital analysis of such images and the problems that
Andres Guillermo Marrugo   +1 more
doaj   +1 more source

Infrastructure for Retinal Image Analysis

open access: yesProceedings of the Ophthalmic Medical Image Analysis Third International Workshop, 2016
This paper introduces a retinal image analysis infrastructure for the automatic assessment of biomarkers related to early signs of diabetes, hypertension and other systemic diseases. The developed application provides several tools, namely normalization, vessel enhancement and segmentation, optic disc and fovea detection, junction detection ...
Dashtbozorg, Behdad   +5 more
openaire   +3 more sources

Automated Systems for Calculating Arteriovenous Ratio in Retinographies: A Scoping Review

open access: yesDiagnostics, 2022
There is evidence of an association between hypertension and retinal arteriolar narrowing. Manual measurement of retinal vessels comes with additional variability, which can be eliminated using automated software.
Rosa García-Sierra   +10 more
doaj   +1 more source

Retinal blood vessels extraction using probabilistic modelling [PDF]

open access: yes, 2014
© 2014 Kaba et al.; licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and ...
A Hoover   +22 more
core   +1 more source

Automated screening for retinopathy

open access: yesOftalʹmologiâ, 2014
Retinal pathology is a common cause of an irreversible decrease of central vision commonly found amongst senior population. Detection of the earliest signs of retinal diseases can be facilitated by viewing retinal images available from the telemedicine ...
A. S. Rodin   +3 more
doaj   +3 more sources

Evaluation of focus and deep learning methods for automated image grading and factors influencing image quality in adaptive optics ophthalmoscopy

open access: yesScientific Reports, 2021
Adaptive optics flood illumination ophthalmoscopy (AO-FIO) is an established imaging tool in the investigation of retinal diseases. However, the clinical interpretation of AO-FIO images can be challenging due to varied image quality.
Danuta M. Sampson   +9 more
doaj   +1 more source

Iterative-Trained Semi-Blind Deconvolution Algorithm to Compensate Straylight in Retinal Images

open access: yesJournal of Imaging, 2021
The optical quality of an image depends on both the optical properties of the imaging system and the physical properties of the medium in which the light travels from the object to the final imaging sensor.
Francisco J. Ávila   +4 more
doaj   +1 more source

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