Efficient continuous top-k spatial keyword queries on road networks.
Long GuoJie ShaoHtoo Htet AungKian-Lee TanPublished in: GeoInformatica (2015)
Keyphrases
- road network
- keyword search in relational databases
- spatial networks
- keyword queries
- spatial databases
- spatial queries
- travel time
- shortest path
- efficient processing
- query processing
- uncertain trajectories
- keyword search
- spatio temporal
- moving objects
- structured data
- query keywords
- road segments
- metric space
- information access
- database
- spatial data
- information extraction
- relational databases
- keywords
- databases