Low-Rank Mechanism: Optimizing Batch Queries under Differential Privacy.
Ganzhao YuanZhenjie ZhangMarianne WinslettXiaokui XiaoYin YangZhifeng HaoPublished in: Proc. VLDB Endow. (2012)
Keyphrases
- low rank
- differentially private
- differential privacy
- privacy guarantees
- missing data
- linear combination
- matrix factorization
- convex optimization
- low rank matrix
- singular value decomposition
- rank minimization
- privacy preserving
- matrix completion
- semi supervised
- search logs
- high dimensional data
- high order
- database
- web search engines
- query processing
- data objects
- higher order
- data privacy
- data mining
- data sets