Keyphrases
- low level features
- low level
- high level
- mid level features
- high level semantics
- higher level
- visual features
- image retrieval
- high level features
- semantic gap
- high level knowledge
- relevance feedback
- image representation
- image similarity
- semantic information
- image annotation
- mid level
- key frames
- low level visual features
- visual information
- feature vectors
- cbir systems
- visual content
- automatic image annotation
- machine learning
- feature set
- multiscale
- image processing
- artificial intelligence