Deeply Improved Sparse Coding for Image Super-Resolution.
Zhaowen WangDing LiuJianchao YangWei HanThomas S. HuangPublished in: CoRR (2015)
Keyphrases
- image super resolution
- dictionary learning
- sparse coding
- sparse representation
- natural images
- linear combination
- unsupervised learning
- image classification
- image patches
- generative model
- low resolution
- image representation
- feature space
- super resolution
- edge preserving
- higher order
- low resolution images
- probabilistic model
- learning algorithm
- map estimation
- image sequences
- face recognition
- visual words
- image reconstruction
- high resolution
- machine learning
- image registration
- markov random field