Showing 2025 · math.STShow all
2 papers · 2 filters
math.ST2025
Optimal Cox regression under federated differential privacy: coefficients and cumulative hazards
Elly K. H. Hung, Yi Yu
We study two canonical problems in distributed survival analysis under federated differential privacy (FDP): estimation of cumulative hazard functions and Cox regression coefficien…
math.ST2025
Locally Differentially Private Two-Sample Testing
Alexander Kent, Thomas B. Berrett, Yi Yu
We consider the problem of two-sample testing under a local differential privacy constraint where a permutation procedure is used to calibrate the tests. We develop testing procedu…