Efficient algorithms for answering reverse spatial-keyword nearest neighbor queries.
Ying LuGao CongJiaheng LuCyrus ShahabiPublished in: SIGSPATIAL/GIS (2015)
Keyphrases
- nearest neighbor queries
- metric space
- similarity search
- index structure
- range queries
- data objects
- efficient processing
- multimedia databases
- r tree
- nearest neighbor
- indexing structure
- multi dimensional
- location based services
- query processing
- high dimensional spaces
- inverted file
- structured data
- document collections
- high dimensional
- mobile devices