Transformation-invariant dictionary learning for classification with 1-Sparse representations.
Ahmet Caner YuzugulerElif VuralPascal FrossardPublished in: ICASSP (2014)
Keyphrases
- dictionary learning
- sparse representation
- image transformations
- sparse coding
- object category recognition
- image super resolution
- image classification
- group sparsity
- pattern recognition
- image representation
- linear combination
- natural images
- negative matrix factorization
- single image super resolution
- sparse codes
- face recognition
- unsupervised learning
- high dimensional data
- active learning
- random projections