Insecurity and Hardness of Nearest Neighbor Queries Over Encrypted Data.
Rui LiAlex X. LiuYing LiuHuanle XuHuaqiang YuanPublished in: ICDE (2019)
Keyphrases
- nearest neighbor queries
- similarity search
- metric space
- r tree
- index structure
- data objects
- multimedia databases
- high dimensional spaces
- efficient processing
- nearest neighbor
- computational complexity
- nearest neighbor search
- range queries
- third party
- sensitive data
- encryption scheme
- encryption algorithm
- location based services
- indexing structure
- high dimensional
- read write
- data storage
- data structure
- distance function
- query processing
- data analysis