Feature-guided dictionary learning for patch-and-group sparse representations in single image deraining.
Ting LiuHongzhong TangDongbo ZhangShuying ZengBiao LuoZhaoyang AiPublished in: Appl. Soft Comput. (2021)
Keyphrases
- single image
- dictionary learning
- sparse representation
- image patches
- sparse coding
- multiple images
- image super resolution
- group sparsity
- face recognition
- image classification
- high dimensional data
- signal processing
- image representation
- single image super resolution
- image features
- super resolution
- feature vectors
- negative matrix factorization
- dimensionality reduction
- feature space
- test images
- sparsity constraints
- low resolution
- machine learning
- probabilistic model
- pairwise
- pattern recognition
- training data
- three dimensional