Differential Private POI Queries via Johnson-Lindenstrauss Transform.
Mengmeng YangTianqing ZhuBo LiuYang XiangWanlei ZhouPublished in: IEEE Access (2018)
Keyphrases
- johnson lindenstrauss
- query processing
- query language
- database
- query evaluation
- database queries
- efficient processing
- user queries
- response time
- data objects
- range queries
- databases
- complex queries
- search queries
- query logs
- web search engines
- data sources
- query terms
- document retrieval
- retrieval systems
- privacy preserving
- user preferences
- language model
- multidimensional arrays
- relational databases