Image compression using adaptive sparse representations over trained dictionaries.
Ali AkbariMaria TrocanBertrand GranadoPublished in: MMSP (2016)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- image classification
- face recognition
- joint optimization
- compressive sensing
- negative matrix factorization
- random projections
- image patches
- object tracking
- regularized least squares
- signal processing
- high dimensional data
- image representation
- dimensionality reduction
- compressed sensing
- test images
- training set
- manifold learning
- image features
- sparse reconstruction
- learned dictionary
- norm regularization
- norm minimization
- object recognition
- training data