Solving inverse problems with piecewise linear estimators: From Gaussian mixture models to structured sparsity
A general framework for solving image inverse problems with piecewise linear estimations is
introduced in this paper. The approach is based on Gaussian mixture models, which are …
introduced in this paper. The approach is based on Gaussian mixture models, which are …
Super-resolution with sparse mixing estimators
S Mallat, G Yu - IEEE transactions on image processing, 2010 - ieeexplore.ieee.org
We introduce a class of inverse problem estimators computed by mixing adaptively a family
of linear estimators corresponding to different priors. Sparse mixing weights are calculated …
of linear estimators corresponding to different priors. Sparse mixing weights are calculated …
Single-image super-resolution via an iterative reproducing kernel Hilbert space method
Image super-resolution (SR), a process to enhance image resolution, has important
applications in satellite imaging, high-definition television, medical imaging, and so on …
applications in satellite imaging, high-definition television, medical imaging, and so on …
Deep shearlet residual learning network for single image super-resolution
T Geng, XY Liu, X Wang, G Sun - IEEE Transactions on Image …, 2021 - ieeexplore.ieee.org
Recently, the residual learning strategy has been integrated into the convolutional neural
network (CNN) for single image super-resolution (SISR), where the CNN is trained to …
network (CNN) for single image super-resolution (SISR), where the CNN is trained to …
FRESH—FRI-based single-image super-resolution algorithm
X Wei, PL Dragotti - IEEE Transactions on Image Processing, 2016 - ieeexplore.ieee.org
In this paper, we consider the problem of single image super-resolution and propose a novel
algorithm that outperforms state-of-the-art methods without the need of learning patches …
algorithm that outperforms state-of-the-art methods without the need of learning patches …
Single image super-resolution by approximated Heaviside functions
Image super-resolution involves the estimation of a high-resolution image from one or
multiple low resolution images. It is widely used in medical imaging, satellite imaging, target …
multiple low resolution images. It is widely used in medical imaging, satellite imaging, target …
Wavelet domain dictionary learning-based single image superresolution
M Nazzal, H Ozkaramanli - Signal, Image and Video Processing, 2015 - Springer
Recently sparse representations over learned dictionaries have been proven to be a very
successful representation method for many image processing applications. This paper …
successful representation method for many image processing applications. This paper …
[PDF][PDF] Image and video super-resolution via spatially adaptive block-matching filtering
ABSTRACT In our recent work [6], we proposed an algorithm for image upsampling based
on alternation of two procedures: spatially adaptive filtering in image domain and projection …
on alternation of two procedures: spatially adaptive filtering in image domain and projection …
Super-resolution image reconstruction using wavelet based patch and discrete wavelet transform
DK Shin, YS Moon - Journal of Signal Processing Systems, 2015 - Springer
This paper proposes a novel method that combines the discrete wavelet transform (DWT)
and example-based technique to reconstruct a high-resolution from a low-resolution image …
and example-based technique to reconstruct a high-resolution from a low-resolution image …
Selective data pruning-based compression using high-order edge-directed interpolation
DT Vo, J Sole, P Yin, C Gomila… - IEEE Transactions on …, 2009 - ieeexplore.ieee.org
This paper proposes a selective data pruning-based compression scheme to improve the
rate-distortion relation of compressed images and video sequences. The original frames are …
rate-distortion relation of compressed images and video sequences. The original frames are …