Results 21 to 30 of about 390,825 (274)

Super-fast Super-resolution With Single Images

open access: yes, 2022
Abstract We present a fast and simple algorithm for super-resolution with single images. It is based on penalized least squares regression and exploits the tensor structure of two-dimensional convolution. A ridge penalty and a difference penalty are combined; the former removes singularities, while the latter eliminates ringing.
Paul H.C. Eilers, Cyril Ruckebusch
openaire   +1 more source

Analog Image Modeling for 3D Single Image Super Resolution and Pansharpening

open access: yesFrontiers in Applied Mathematics and Statistics, 2020
Image super-resolution is an image reconstruction technique which attempts to reconstruct a high resolution image from one or more under-sampled low-resolution images of the same scene.
Richard Lartey   +3 more
doaj   +1 more source

Super-resolution image transfer by a vortex-like metamaterial [PDF]

open access: yes, 2013
We propose a vortex-like metamaterial device that is capable of transferring image along a spiral route without losing subwavelength information of the image. The super-resolution image can be guided and magnified at the same time with one single design.
Cui, Tie Jun   +3 more
core   +2 more sources

Anchored neighborhood deep network for single-image super-resolution

open access: yesEURASIP Journal on Image and Video Processing, 2018
Real-time image and video processing is a challenging problem in smart surveillance applications. It is necessary to trade off between high frame rate and high resolution to meet the limited bandwidth requirement in many specific applications.
Wuzhen Shi   +4 more
doaj   +1 more source

Deep coordinate attention network for single image super‐resolution

open access: yesIET Image Processing, 2022
Deep learning techniques and deep networks have recently been extensively studied and widely applied to single image super‐resolution (SR). Among them, channel attention has garnered the most focus owing to its significant boost in the presentational ...
Chao Xie, Hongyu Zhu, Yeqi Fei
doaj   +1 more source

Pairwise Operator Learning for Patch Based Single-image Super-resolution [PDF]

open access: yes, 2016
Motivated by the fact that image patches could be inherently represented by matrices, single-image super-resolution is treated as a problem of learning regression operators in a matrix space in this paper. The regression operators that map low-resolution
Shao, Ling, Tang, Yi
core   +1 more source

Quantum Annealing for Single Image Super-Resolution

open access: yes2023 IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops (CVPRW), 2023
Accepted to IEEE/CVF CVPR 2023, NTIRE Challenge and Workshop.
Han Yao Choong   +2 more
openaire   +3 more sources

Single Image Super-Resolution: Depthwise Separable Convolution Super-Resolution Generative Adversarial Network

open access: yesApplied Sciences, 2020
The super-resolution generative adversarial network (SRGAN) is a seminal work that is capable of generating realistic textures during single image super-resolution. However, the hallucinated details are often accompanied by unpleasant artifacts.
Zetao Jiang, Yongsong Huang, Lirui Hu
doaj   +1 more source

Pyramidal dense attention networks for single image super‐resolution

open access: yesIET Image Processing, 2022
Recently, residual and dense networks have effectively promoted the development of image super‐resolution (SR). However, most dense networks based SR methods do not make full use of dense feature information.
Huapeng Wu   +4 more
doaj   +1 more source

Super Resolution for Noisy Images Using Convolutional Neural Networks

open access: yesMathematics, 2022
The images in high resolution contain more useful information than the images in low resolution. Thus, high-resolution digital images are preferred over low-resolution images.
Zaid Bin Mushtaq   +5 more
doaj   +1 more source

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