Results 31 to 40 of about 188,294 (288)

A Weakly-Supervised Framework for Interpretable Diabetic Retinopathy Detection on Retinal Images

open access: yesIEEE Access, 2018
Diabetic retinopathy (DR) detection is a critical retinal image analysis task in the context of early blindness prevention. Unfortunately, in order to train a model to accurately detect DR based on the presence of different retinal lesions, typically a ...
Pedro Costa   +3 more
doaj   +1 more source

Creating effective focus cues in multi-plane 3D displays. [PDF]

open access: yes, 2011
Focus cues are incorrect in conventional stereoscopic displays. This causes a dissociation of vergence and accommodation, which leads to visual fatigue and perceptual distortions.
Akeley, Kurt   +2 more
core   +2 more sources

M2U-net: Effective and efficient retinal vessel segmentation for real-world applications [PDF]

open access: yes, 2020
In this paper, we present a novel neural network architecture for retinal vessel segmentation that improves over the state of the art on two benchmark datasets, is the first to run in real time on high resolution images, and its small memory and ...
Jalali, S., Laibacher, T., Weyde, T.
core   +1 more source

Research Progress of Deep Learning in Retinal Vessel Segmentation

open access: yesJisuanji kexue yu tansuo, 2021
The retinal features obtained by retinal blood vessel segmentation can be used to assist the diagnosis of diabetic retinopathy and other ocular diseases.
LI Lanlan1, ZHANG Xiaohui1, NIU Decao3, HU Yihuang1, ZHAO Tiesong1, WANG Dabiao2+
doaj   +1 more source

Combining Fine- and Coarse-Grained Classifiers for Diabetic Retinopathy Detection

open access: yes, 2020
Visual artefacts of early diabetic retinopathy in retinal fundus images are usually small in size, inconspicuous, and scattered all over retina. Detecting diabetic retinopathy requires physicians to look at the whole image and fixate on some specific ...
Adrià Recasens   +13 more
core   +1 more source

Quantitative Analysis of Immunofluorescent Retinal Images [PDF]

open access: yes3rd IEEE International Symposium on Biomedical Imaging: Macro to Nano, 2006., 2006
We present a novel method to quantitatively analyze confocal microscope images of retinas. We automatically detect nuclei within the outer nuclear layer (ONL) in a retinal image. Based on nuclei detection results, we also automatically measure the thickness of the ONL and the local cell density within the ONL.
null Jiyun Byun   +3 more
openaire   +1 more source

Prevalence of age-related macular degeneration in Nakuru, Kenya: a cross-sectional population-based study. [PDF]

open access: yes, 2013
BACKGROUND: Diseases of the posterior segment of the eye, including age-related macular degeneration (AMD), have recently been recognised as the leading or second leading cause of blindness in several African countries.
Bastawrous, Andrew   +5 more
core   +6 more sources

Focused and defocused retinal images with Bessel and axicon pupil functions. [PDF]

open access: yes, 2020
Retinal image light distributions in a standard optical model of a diffraction-limited eye with round pupils are presented for several patterns of amplitude and phase modulation of the light admitted into the eye.
Westheimer, Gerald
core  

Volumetric microvascular imaging of human retina using optical coherence tomography with a novel motion contrast technique [PDF]

open access: yes, 2009
Phase variance-based motion contrast imaging is demonstrated using a spectral domain optical coherence tomography system for the in vivo human retina. This contrast technique spatially identifies locations of motion within the retina primarily associated
Fingler, Jeff   +4 more
core   +2 more sources

Nonrigid Multimodal Registration Based on Fuzzy Inference System for Retinal Image Registration

open access: yesJournal of Medical Signals and Sensors
Background: Retinal imaging employs various modalities, each providing distinct perspectives on ocular structures. However, the integration of information from these modalities, which often have differing resolutions, requires effective image ...
Monire Sheikh Hosseini, Hossein Rabbani
doaj   +1 more source

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