A bottom-up dictionary learning based classification for face recognition.
Heyou ChangMeng YangJian YangPublished in: ACPR (2015)
Keyphrases
- dictionary learning
- sparse representation
- face recognition
- sparse coding
- object category recognition
- image super resolution
- image classification
- class specific
- machine learning
- group sparsity
- sparse representation based classification
- feature selection
- face images
- signal processing
- text classification
- image representation
- graph embedding
- supervised learning
- image patches
- image processing
- dictionary learning for sparse
- semi supervised
- pattern recognition
- support vector
- feature extraction
- decision trees
- learning algorithm