Faster image super-resolution by improved frequency-domain neural networks.
Shengke XueWenyuan QiuFan LiuXinyu JinPublished in: Signal Image Video Process. (2020)
Keyphrases
- frequency domain
- image super resolution
- neural network
- spatial domain
- fourier transform
- super resolution
- low resolution
- dictionary learning
- denoising
- pattern recognition
- feature extraction
- image registration
- machine learning
- low resolution images
- image patches
- high resolution
- class specific
- kernel regression
- computer vision
- subband
- image reconstruction
- image denoising
- maximum likelihood
- markov random field
- edge preserving
- optical flow