An Optimal Iterative Placement Algorithm for PIR from Heterogeneous Storage-Constrained Databases.
Nicholas WoolseyRong-Rong ChenMingyue JiPublished in: GLOBECOM (2019)
Keyphrases
- databases
- dynamic programming
- optimal solution
- globally optimal
- worst case
- computational complexity
- times faster
- cost function
- expectation maximization
- detection algorithm
- high accuracy
- computational cost
- experimental evaluation
- search space
- np hard
- computationally efficient
- preprocessing
- convergence rate
- database
- iterative process
- optimization algorithm
- learning algorithm
- recognition algorithm
- exhaustive search
- iterative optimization
- decision trees
- space complexity
- closed form
- objective function
- significant improvement