Keyphrases
- multi perspective
- information retrieval
- semantic search
- d scene
- linguistic analysis
- search engine
- spreading activation
- semantic web
- information retrieval systems
- test collection
- semantic annotation
- high level
- information extraction
- learning to rank
- ontology based semantic
- information access
- semantic information
- language model
- natural language
- semantic features
- text mining
- optical flow
- viewpoint