Results 21 to 30 of about 5,381,311 (203)

Level set method with Retinex‐corrected saliency embedded for image segmentation

open access: yesIET Image Processing, 2021
It can be a very challenging task when using level set method segmenting natural images with high intensity inhomogeneity and complex background scenes.
Dongmei Liu   +3 more
doaj   +1 more source

Non-Uniform-Illumination Image Enhancement Algorithm Based on Retinex Theory

open access: yesApplied Sciences, 2023
To address the issues of fuzzy scene details, reduced definition, and poor visibility in images captured under non-uniform lighting conditions, this paper presents an algorithm for effectively enhancing such images.
Xiu Ji   +3 more
doaj   +1 more source

Modified dark channel prior based on multi-scale Retinex for power image defogging

open access: yesEAI Endorsed Transactions on Scalable Information Systems, 2021
We, the Publisher, have retracted the following article: Haiyan Yu, Jihong Wang (2022). Modified dark channel prior based on multi-scale Retinex for power image defogging. EAI Endorsed Scal Inf Syst.
Haiyan Yu, Jihong Wang
doaj   +1 more source

Underwater image enhancement method with non-uniform illumination based on Retinex and ADMM

open access: yesXibei Gongye Daxue Xuebao, 2021
In order to solve the image blurring and distortion problem caused by underwater non-uniform and low illumination, this paper proposes an underwater image enhancement algorithm based on the Retinex theory and the Alternating Direction Method of ...

doaj   +1 more source

Retracted: Research on image sharpening algorithm in weak illumination environment

open access: yesIET Image Processing, 2020
Owing to low light intensity, the image detector is underexposure, the colour and contrast of scene images will be changed, so it is of great significance to study the image sharpening in a weak illumination environment.
Jinxing Niu, Yajie Jiang, Yayun Fu
doaj   +1 more source

Accurate Fish Detection under Marine Background Noise Based on the Retinex Enhancement Algorithm and CNN

open access: yesJournal of Marine Science and Engineering, 2022
Underwater detection equipment with fish detection technology has broad application prospects in marine fishery resources exploration and conservation.
Yanhu Chen, Yucheng Ling, Luning Zhang
doaj   +1 more source

Low-light Image Enhancement Based on Retinex Theory by Convolutional Neural Network [PDF]

open access: yesJisuanji kexue, 2022
In the course of decomposing and enhancing the low-light images with Retinex model,it needs to manually adjust the parameters continuously to reach the optimal solution,which will reduce the efficiency of the entire process.In addition,existing low-light
ZHAO Zheng-peng, LI Jun-gang, PU Yuan-yuan
doaj   +1 more source

AMBCR: Low‐light image enhancement via attention guided multi‐branch construction and Retinex theory

open access: yesIET Image Processing, 2021
Due to different lighting environments and equipment limitations, low‐light images have high noise, low contrast and unobvious colours. The main purpose of low‐light image enhancement is to preserve the details and suppress noise as much as possible ...
Miao Li   +4 more
doaj   +1 more source

Deep neural network-based image enhancement algorithm for low-illumination images underground coal mines

open access: yesMeitan kexue jishu, 2023
Due to the complexity of the spatial environment and poor lighting conditions in underground coal mines, the images obtained by vision devices are prone to problems such as insufficient contrast and poor texture details, which seriously affect the ...
Manli WANG   +3 more
doaj   +1 more source

Contactless Fingerprint Image Enhancement Based on Retinex and STFT [PDF]

open access: yesJisuanji gongcheng, 2017
For the low contrast between ridges and valleys,shake blur and other issues of fingerprint images obtained with digital cameras,a contactless fingerprint image enhancement algorithm based on Retinex theory and Short Time Fourier Transform(STFT) analysis ...
TANG Yonghe,JIANG Liehui,HOU Yifan,WANG Ruimin
doaj   +1 more source

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