Results 1 to 10 of about 2,979 (70)

Layer Decomposition Learning Based on Gaussian Convolution Model and Residual Deblurring for Inverse Halftoning

open access: yesApplied Sciences, 2021
Layer decomposition to separate an input image into base and detail layers has been steadily used for image restoration. Existing residual networks based on an additive model require residual layers with a small output range for fast convergence and ...
Chang-Hwan Son
doaj   +1 more source

A Low-Illumination Enhancement Method Based on Structural Layer and Detail Layer

open access: yesEntropy, 2023
Low-illumination image enhancement technology is a topic of interest in the field of image processing. However, while improving image brightness, it is difficult to effectively maintain the texture and details of the image, and the quality of the image ...
Wei Ge   +5 more
doaj   +1 more source

Comparing full-field data from structural components with complicated geometries

open access: yesRoyal Society Open Science, 2021
A new decomposition algorithm based on QR factorization is introduced for processing and comparing irregularly shaped stress and deformation datasets found in structural analysis.
W. J. R. Christian   +4 more
doaj   +1 more source

Image segmentation based on improved OSV decomposition model

open access: yesXi'an Gongcheng Daxue xuebao, 2022
A new multi-region image segmentation model based on improved OSV image decomposition was proposed for the coexistence of image structure and texture components. The model preserved the divergence-free vector field of texture image, combined multi-region
GUO Yuying   +4 more
doaj   +1 more source

Evaluating Threatened Bird Occurrence in the Tropics by Using L-Band SAR Remote Sensing Data

open access: yesRemote Sensing, 2023
The biodiversity loss in Southeast Asia indicates an urgent need for long-term monitoring, which is lacking. Much attention is being directed toward bird diversity monitoring using remote sensing, based on relation to forest structure.
Shoko Kobayashi   +6 more
doaj   +1 more source

Low-Light Image Enhancement Based on Nonsubsampled Shearlet Transform

open access: yesIEEE Access, 2020
To improve the observability of low-light images, a low-light image enhancement algorithm based on nonsubsampled shearlet transform (NSST) is presented (LIEST). The proposed algorithm can synchronously achieve contrast improvement, noise suppression, and
Manli Wang   +4 more
doaj   +1 more source

Decomp2d: An R solution for image decomposition

open access: yesSoftwareX, 2022
The subjects of image processing include feature extraction, compression, denoising, image enhancement, and restoration. Many softwares have been developed for these studies.
Hee-Seok Oh, Guebin Choi, Donghoh Kim
doaj   +1 more source

Multi-exposure Image Fusion using Patch-based Component Decomposition

open access: yesInternational Journal of Emerging Research in Engineering, Science, and Management, 2022
Multi exposure image fusion is always a challenge in task in image processing. The multiple images with the different image content, when mixed using a fusion formula generate different effects. One of the most prominent effects is ghosting effect. Ghost
Dharmika A, M Gnanapriya
doaj   +1 more source

GAN Architecture Leveraging a Retinex Model With Colored Illumination for Low-Light Image Restoration

open access: yesIEEE Access, 2023
In this work, we study the restoration of text low-light images with outdoor scenes without ground truth. Until now, approaches in the literature have avoided using the Retinex decomposition model in an unsupervised way or have added constraining priors ...
Arthur Lecert   +3 more
doaj   +1 more source

Image decomposition method by topological features

open access: yesКомпьютерная оптика, 2022
A new method for decomposing an image into separate objects of interest is proposed in the article. The developed method is based on the use of persistent homology. A process of direct and reverse image transformation is shown.
S.V. Eremeev   +3 more
doaj   +1 more source

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