Learning Fast Dictionaries for Sparse Representations Using Low-Rank Tensor Decompositions.
Cássio Fraga DantasJérémy E. CohenRémi GribonvalPublished in: LVA/ICA (2018)
Keyphrases
- sparse representation
- low rank
- group sparsity
- dictionary learning
- sparse coding
- high dimensional data
- single image super resolution
- high order
- learning algorithm
- image classification
- missing data
- singular value decomposition
- matrix factorization
- dimensionality reduction
- kernel matrix
- data sets
- signal processing
- face recognition
- negative matrix factorization
- feature selection