-nearest neighbor query for location-based services in outsourced environments.
Haiqin WuLiangmin WangTao JiangPublished in: Sci. China Inf. Sci. (2018)
Keyphrases
- location based services
- nearest neighbor queries
- nearest neighbor
- query point
- reverse nearest neighbor
- k nearest neighbor
- mobile devices
- location aware
- road network
- spatial data
- knn
- location information
- mobile users
- similarity search
- mobile environments
- range queries
- location privacy
- response time
- index structure
- mobile applications
- trip planning
- efficient processing
- spatial queries
- multi type
- high dimensional spaces
- nearest neighbor search
- high dimensional
- uncertain data
- r tree
- third party
- data points
- metric space
- user interaction
- context aware
- multi dimensional
- moving object databases
- wireless internet
- data sources
- training set