Enhancement method for color retinal fundus images based on structural details and illumination improvements

B Bataineh, KH Almotairi - Arabian Journal for Science and Engineering, 2021 - Springer
Retinal images show an essential role in Ophthalmology to diagnosis wide set of diseases.
In this direction, using retinal images in computerized techniques increases the ability of …

An enhancement method for color retinal images based on image formation model

L Xiong, H Li, L Xu - Computer methods and programs in biomedicine, 2017 - Elsevier
Background and objective The good quality of color retinal image is essential for doctors to
make a reliable diagnose in clinics. Due to major reasons like acquisition process and …

A two-stage histogram equalization enhancement scheme for feature preservation in retinal fundus images

OO Sule, AE Ezugwu - Biomedical Signal Processing and Control, 2023 - Elsevier
Early detection of ophthalmologic complications in the retinal fundus images is crucial and
requires a quality image for accurate analysis and diagnosis. This often proves tricky due to …

A hybrid method for improving the luminosity and contrast of color retinal images using the JND model and multiple layers of CLAHE

K Rao, M Bansal, G Kaur - Signal, Image and Video Processing, 2023 - Springer
Retinal imaging can be used to identify a variety of common eye and cardiac disorders.
However, owing to non-uniform or poor illumination and low contrast, low-quality retinal …

Color retinal image enhancement based on luminosity and contrast adjustment

M Zhou, K Jin, S Wang, J Ye… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
Objective: Many common eye diseases and cardiovascular diseases can be diagnosed
through retinal imaging. However, due to uneven illumination, image blurring, and low …

Retinal image enhancement and eye disease identification

S Simon - proceedings of the International Conference on …, 2019 - papers.ssrn.com
Digital image processing has left an engraved influence in almost every technical field such
as in engineering, medical etc. Early detection is vital in many vision losing diseases like …

Retinal fundus image enhancement using the normalized convolution and noise removing

P Dai, H Sheng, J Zhang, L Li, J Wu… - International journal of …, 2016 - Wiley Online Library
Retinal fundus image plays an important role in the diagnosis of retinal related diseases.
The detailed information of the retinal fundus image such as small vessels, microaneurysms …

Enhancement method with naturalness preservation and artifact suppression based on an improved Retinex variational model for color retinal images

R Han, C Tang, M Xu, B Liang, T Wu… - Journal of the Optical …, 2022 - opg.optica.org
Retinal images are widely used for the diagnosis of various diseases. However, low-quality
retinal images with uneven illumination, low contrast, or blurring may seriously interfere with …

Color retinal image enhancement using luminosity and quantile based contrast enhancement

B Gupta, M Tiwari - Multidimensional Systems and Signal Processing, 2019 - Springer
Retinal imaging is used to diagnose common eye diseases. But retinal images that suffer
from image blurring, uneven illumination and low contrast become useless for further …

Retinal image enhancement based on color dominance of image

C Priyadharsini - Scientific Reports, 2023 - nature.com
Real-time fundus images captured to detect multiple diseases are prone to different quality
issues like illumination, noise, etc., resulting in less visibility of anomalies. So, enhancing the …