geo-social keyword query processing in road networks.
Jingwen ZhaoYunjun GaoChunyu MaPengfei JinShiting WenPublished in: Inf. Sci. (2020)
Keyphrases
- road network
- query processing
- spatial queries
- shortest path
- route planning
- travel time
- moving objects
- transportation networks
- keywords
- spatial networks
- location based services
- database systems
- similarity search
- traffic data
- uncertain trajectories
- social networks
- spatial databases
- index structure
- query execution
- query evaluation
- range queries
- geographic information systems
- map matching
- keyword search
- road segments
- trajectory data
- r tree
- xml data
- data management
- efficient processing
- search engine
- traffic congestion
- mobile devices
- traffic density
- data structure
- fastest path