Improving Bag-of-Visual-Words Towards Effective Facial Expressive Image Classification.
Dawood Al ChantiAlice CaplierPublished in: CoRR (2018)
Keyphrases
- image classification
- bag of visual words
- visual words
- image representation
- scene classification
- visual vocabulary
- visual features
- bag of words
- feature extraction
- image features
- visual dictionary
- codebook generation
- action recognition
- face recognition
- image descriptors
- face images
- object recognition
- visual content
- spatial relationships
- sparse representation
- facial expressions
- information retrieval