Wavelet domain dictionary learning-based single image superresolution.

Mahmoud Nazzal Hüseyin Özkaramanli

Published in: Signal Image Video Process. (2015)

Keyphrases

wavelet domain
single image
dictionary learning
super resolution
spatial domain
image super resolution
high resolution
sparse representation
wavelet coefficients
sparse coding

wavelet transform
multiscale
low resolution
denoising
motion estimation
image reconstruction
human visual system
image restoration
high frequency

image denoising
low resolution images
multiresolution
subband
high quality
image patches
high resolution images
motion blur
image processing

sar images
image quality
machine learning
image classification
image sequences
linear combination
natural images
bit rate
unsupervised learning