Keyphrases
- visual features
- visual information
- image classification
- visual content
- image search
- human emotion
- keywords
- image annotation
- image retrieval
- low level
- low level features
- semantic concepts
- visual appearance
- visual patterns
- global features
- bag of features
- key frames
- image processing
- bridge the semantic gap
- image collections
- face recognition
- web images
- high level
- virtual humans
- semantic gap
- image representation
- feature extraction
- object recognition
- input image