Popularity-aware spatial keyword search on activity trajectories.
Kai ZhengBolong ZhengJiajie XuGuanfeng LiuAn LiuZhixu LiPublished in: World Wide Web (2017)
Keyphrases
- keyword search
- relational databases
- search engine
- keywords
- structured data
- keyword queries
- xml documents
- xml keyword search
- semantic search
- xml data
- xml databases
- faceted search
- spatio temporal
- web search engines
- search queries
- spatial data
- proximity search
- keyword search over relational databases
- query language
- proxy re encryption
- inverted index
- structured databases
- data model
- database
- data structure
- databases