Results 11 to 20 of about 39,050 (216)

Overview of Research on Digital Image Denoising Methods [PDF]

open access: yesSensors
During image collection, images are often polluted by noise because of imaging conditions and equipment limitations. Images are also disturbed by external noise during compression and transmission, which adversely affects consequent processing, like ...
Jing Mao   +3 more
doaj   +2 more sources

Self-Supervised Joint Learning for pCLE Image Denoising [PDF]

open access: yesSensors
Probe-based confocal laser endoscopy (pCLE) has emerged as a powerful tool for disease diagnosis, yet it faces challenges such as the formation of hexagonal patterns in images due to the inherent characteristics of fiber bundles.
Kun Yang   +4 more
doaj   +2 more sources

Image denoising method integrating ridgelet transform and improved wavelet threshold. [PDF]

open access: yesPLoS ONE
In the field of image processing, common noise types include Gaussian noise, salt and pepper noise, speckle noise, uniform noise and pulse noise. Different types of noise require different denoising algorithms and techniques to maintain image quality and
Bingbing Li, Yao Cong, Hongwei Mo
doaj   +2 more sources

Multicomponent MR Image Denoising [PDF]

open access: yesInternational Journal of Biomedical Imaging, 2009
Magnetic Resonance images are normally corrupted by random noise from the measurement process complicating the automatic feature extraction and analysis of clinical data. It is because of this reason that denoising methods have been traditionally applied to improve MR image quality.
Manjn, José V.   +5 more
openaire   +4 more sources

Image Denoising Using Framelet Transform [PDF]

open access: yesEngineering and Technology Journal, 2010
In many of the digital image processing applications, observed image ismodeled to be corrupted by different types of noise that result in a noisy version.Hence image denoising is an important problem that aims to find an estimateversion from noisy image ...
Ali K. Nahar, Hadeel N. Abduallah
doaj   +1 more source

Image Denoising With Generative Adversarial Networks and its Application to Cell Image Enhancement

open access: yesIEEE Access, 2020
This paper proposes an image denoising training framework based on Wasserstein Generative Adversarial Networks (WGAN) and applies it to cell image denoising. Cell image denoising is a challenging task which has high requirement on the recovery of feature
Songkui Chen   +3 more
doaj   +1 more source

Image denoising algorithm of social network based on multifeature fusion

open access: yesJournal of Intelligent Systems, 2022
A social network image denoising algorithm based on multifeature fusion is proposed. Based on the multifeature fusion theory, the process of social network image denoising is regarded as the fitting process of neural network, and a simple and efficient ...
Zhao Lanfei, Zhu Qidan
doaj   +1 more source

Non-local clustering via sparse prior for sports image denoising

open access: yesEAI Endorsed Transactions on Scalable Information Systems, 2022
This article has been retracted, and the retraction notice can be found here: http://dx.doi.org/10.4108/eai.8-4-2022.173794.  Image denoising is very important in image preprocessing. In order to introduce the priori information of external clean image
Ying Zhang
doaj   +1 more source

DCT Image Denoising: a Simple and Effective Image Denoising Algorithm [PDF]

open access: yesImage Processing On Line, 2011
This work presents a simple but effective denoising algorithm using a local DCT thresholding. This thresholding is applied separately to each color channel after decorrelation. Due to its simplicity and excellent performance, this contribution can be considered as a baseline for comparison and lower bound of performance for newly developed techniques.
Guillermo Sapiro, Guoshen Yu
openaire   +2 more sources

Patch-based models and algorithms for image denoising: a comparative review between patch-based images denoising methods for additive noise reduction

open access: yesEURASIP Journal on Image and Video Processing, 2017
Background Digital images are captured using sensors during the data acquisition phase, where they are often contaminated by noise (an undesired random signal).
Monagi H. Alkinani, Mahmoud R. El-Sakka
doaj   +1 more source

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