Single image super-resolution via BM3D sparse coding.
Karen O. EgiazarianVladimir KatkovnikPublished in: EUSIPCO (2015)
Keyphrases
- single image super resolution
- sparse coding
- dictionary learning
- sparse representation
- natural images
- image classification
- linear combination
- generative model
- unsupervised learning
- image representation
- image patches
- feature space
- visual words
- high dimensional
- learning algorithm
- natural scenes
- high quality
- face recognition
- image denoising
- em algorithm
- higher order
- supervised learning
- nearest neighbor
- object recognition
- multiscale
- computer vision