Keyphrases
- query language
- moving objects databases
- spatio temporal
- semantic information
- databases
- trajectories of moving objects
- document centric
- semantic network
- semantic web
- semantic representation
- semantic level
- moving object databases
- domain ontology
- semantic concepts
- semantic search
- trajectory data
- semantically meaningful
- high level
- low level features
- semantic similarity
- efficient retrieval
- semantic properties
- database