Image Super-Resolution with Fast Approximate Convolutional Sparse Coding.
Christian OsendorferHubert SoyerPatrick van der SmagtPublished in: ICONIP (3) (2014)
Keyphrases
- sparse coding
- image super resolution
- dictionary learning
- sparse representation
- natural images
- image classification
- linear combination
- image patches
- unsupervised learning
- generative model
- image representation
- visual words
- feature space
- high dimensional
- higher order
- test images
- low resolution
- high dimensional data
- training examples
- machine learning
- super resolution
- dimensionality reduction
- image sequences