Greedy regression in sparse coding space for single-image super-resolution.
Yi TangYuan YuanPingkun YanXuelong LiPublished in: J. Vis. Commun. Image Represent. (2013)
Keyphrases
- single image super resolution
- sparse coding
- dictionary learning
- sparse representation
- natural images
- linear combination
- image classification
- super resolution
- image representation
- unsupervised learning
- image patches
- generative model
- feature space
- low resolution
- visual words
- high dimensional
- higher order
- model selection
- high resolution
- machine learning
- active learning
- image denoising
- multiscale
- computer vision