Answering why-not questions on spatial keyword top-k queries.
Lei ChenXin LinHaibo HuChristian S. JensenJianliang XuPublished in: ICDE (2015)
Keyphrases
- spatial keyword
- inverted file
- query processing
- approximate answers
- keywords
- geo tagged
- information retrieval systems
- query language
- range queries
- query evaluation
- web search
- text retrieval
- user queries
- query logs
- database
- access methods
- data sources
- keyword queries
- retrieval systems
- web search engines
- digital libraries
- database systems