Casper*: Query processing for location services without compromising privacy.
Chi-Yin ChowMohamed F. MokbelWalid G. ArefPublished in: ACM Trans. Database Syst. (2009)
Keyphrases
- query processing
- location information
- location privacy
- location aware
- security risks
- location based services
- personal data
- service providers
- web services
- service composition
- service oriented
- identity management
- user privacy
- database systems
- privacy preserving
- physical location
- location dependent
- location dependent queries
- end users
- personal information
- electronic payment
- service discovery
- mobile environments
- security issues
- privacy protection
- index structure
- user centric
- privacy preserving data mining
- information services
- cost model
- data management
- r tree
- geographic information
- ubiquitous computing
- service oriented architecture
- aggregate queries
- mobile applications
- spatial data
- query optimization
- privacy concerns
- data sharing
- data model