Supervised Dictionary Learning and Sparse Representation-A Review.
Mehrdad J. GangehAhmed K. FarahatAli GhodsiMohamed S. KamelPublished in: CoRR (2015)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- image super resolution
- face recognition
- image classification
- compressive sensing
- reconstruction error
- supervised learning
- signal processing
- semi supervised
- image patches
- test images
- group sparsity
- sparse codes
- learning algorithm
- unsupervised learning
- dimensionality reduction
- compressed sensing
- random projections
- negative matrix factorization
- neural network
- sparsity constraints
- computer vision
- data analysis
- high dimensional data
- pattern recognition
- visual words
- image representation
- single image super resolution
- data mining
- linear combination