Keyphrases
- low level
- high level
- higher level
- mid level
- middle level
- visual information
- visual cues
- face recognition
- semantic concepts
- lower level
- low level features
- multi modal
- visual features
- data sets
- database
- real time
- eye movements
- image processing
- computer vision
- digital libraries
- natural language
- learning environment
- database systems
- metadata