PPT-LBS: Privacy-preserving top-k query scheme for outsourced data of location-based services.
Yousheng ZhouXia LiMing WangYuanni LiuPublished in: Cyber Secur. Appl. (2023)
Keyphrases
- privacy preserving
- location based services
- user privacy
- database
- data privacy
- data sources
- data structure
- privacy requirements
- spatial data
- location information
- vertically partitioned data
- private data
- data sets
- location privacy
- sensitive data
- private information
- data analysis
- sensitive information
- data collection
- data distribution
- horizontally partitioned data
- query processing
- privacy issues
- road network
- mobile environments
- data objects
- data quality
- location aware
- end users
- mobile devices
- privacy sensitive
- mobile users
- third party
- privacy preserving data mining
- distributed data
- original data