Popularity-aware collective keyword queries in road networks.
Sen ZhaoXiang ChengSen SuKai ShuangPublished in: GeoInformatica (2017)
Keyphrases
- road network
- keyword queries
- keyword search
- keywords
- shortest path
- structured data
- travel time
- semi structured
- information access
- moving objects
- user queries
- query evaluation
- keyword search in relational databases
- efficient processing
- database schema
- search engine
- spatial networks
- graph structure
- relational databases
- web pages
- data integration
- information retrieval systems
- query processing
- training set
- query interface
- database