Why-Not Questions on Top-k Geo-Social Keyword Queries in Road Networks.
Jingwen ZhaoYunjun GaoGang ChenRui ChenPublished in: ICDE (2018)
Keyphrases
- road network
- keyword search in relational databases
- keyword queries
- keyword search
- shortest path
- query keywords
- moving objects
- keywords
- travel time
- structured data
- spatial networks
- query processing
- user queries
- query evaluation
- efficient processing
- information access
- road segments
- spatial databases
- inverted index
- data sets
- database systems
- database schema
- semi structured
- relational databases