Keyphrases
- visual words
- bag of words
- image classification
- discriminative power
- pairwise
- visual phrases
- visual vocabulary
- co occurrence
- object categories
- weighting scheme
- soft assignment
- bag of visual words
- spatial relationships
- visual dictionary
- feature selection
- sift descriptors
- scene classification
- visual content
- spatial information
- image representation
- image retrieval
- face recognition
- image processing