Face recognition via local sparse coding.
Ilias TheodorakopoulosIoannis RigasGeorge EconomouSpiros FotopoulosPublished in: ICCV (2011)
Keyphrases
- sparse coding
- face databases demonstrate
- sparse representation
- face recognition
- dictionary learning
- robust face recognition
- natural images
- subspace learning
- person re identification
- image classification
- linear combination
- sparse representation based classification
- discriminative power
- image representation
- unsupervised learning
- sparse codes
- group sparsity
- generative model
- single image super resolution
- face images
- object category recognition
- high dimensional
- image patches
- feature space
- data sets
- denoising
- manifold structure
- feature extraction
- visual words
- signal processing
- higher order
- training data