Efficient Privacy-Preserving Similarity Range Query With Quadsector Tree in eHealthcare.
Yandong ZhengRongxing LuYunguo GuanJun ShaoHui ZhuPublished in: IEEE Trans. Serv. Comput. (2022)
Keyphrases
- privacy preserving
- range queries
- index structure
- privacy preserving data mining
- r tree
- similarity queries
- privacy preservation
- multi party
- vertically partitioned data
- query processing
- multi dimensional
- sensitive information
- private information
- horizontally partitioned data
- private data
- indexing structure
- data perturbation
- similarity measure
- privacy issues
- tree structure
- data privacy
- privacy protection
- machine learning
- external memory
- database
- privacy preserving association rule mining
- privacy sensitive
- scalar product
- privacy requirements
- knn
- sensitive data
- b tree
- differential privacy
- data mining
- partitioned data
- third party
- privacy concerns