Results 141 to 150 of about 141,412 (299)

A Fundus Image Dataset for AI-based Artery-Vein Vessel Segmentation

open access: yesScientific Data
Retinal artery-vein vessels are associated with systemic chronic diseases and cardiovascular diseases. Therefore, the accurate quantitative analysis of retinal artery-vein vessels is the preliminary basis of clinical diagnosis.
Zhuo Deng   +6 more
doaj   +1 more source

Vessel Segmentation in Retinal Images Using Multi-scale Line Operator and K-Means Clustering

open access: yesJournal of Medical Signals and Sensors, 2014
Detecting blood vessels is a vital task in retinal image analysis. The task is more challenging with the presence of bright and dark lesions in retinal images. Here, a method is proposed to detect vessels in both normal and abnormal retinal fundus images
Vahid Mohammadi Saffarzadeh   +2 more
doaj  

Driving Innovation: The Impact of National Health Policies on Optometry Research in East Asia

open access: yesThe International Journal of Health Planning and Management, EarlyView.
ABSTRACT This study examines the optometric research landscape in three East Asian countries—China, Japan, and Korea—analysing how research trends align with each country's national health strategies. By evaluating published articles and reviews from national journals between 2006 March 2025, we identify key areas of focus, including paediatric ...
Jihye Ahn, Moonsung Choi
wiley   +1 more source

LMBiS-Net: A Lightweight Multipath Bidirectional Skip Connection based CNN for Retinal Blood Vessel Segmentation [PDF]

open access: green, 2023
Mufassir Matloob Abbasi   +5 more
openalex   +1 more source

Developmental Imaging of Radish Sprouts Using Dynamic Optical Coherence Tomography

open access: yesJournal of Biophotonics, EarlyView.
We non‐invasively investigated the germination process of radish sprouts for up to 12 days using volumetric dynamic optical coherence tomography (OCT). This technique analyzes temporal fluctuation in the OCT signal. The dynamic OCT signals in the vessels and growing roots were initially high and decreased with tissue maturation.
Yiheng Lim   +5 more
wiley   +1 more source

Detection of retinal blood vessel changes in multiple sclerosis with optical coherence tomography

open access: gold, 2016
Basanta Bhaduri   +7 more
openalex   +1 more source

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