Keyphrases
- fine grained
- visual features
- image search
- coarse grained
- image classification
- visual attributes
- visual information
- image retrieval
- image annotation
- access control
- low level
- visual content
- low level features
- image collections
- web images
- keywords
- semantic gap
- visual appearance
- key frames
- semantic concepts
- training set
- visual patterns
- image processing
- information extraction