2 papers
cs.LG2025
Fast, Sample-Efficient, Affine-Invariant Private Mean and Covariance Estimation for Subgaussian Distributions
Gavin Brown, Samuel B. Hopkins, Adam Smith
We present a fast, differentially private algorithm for high-dimensional covariance-aware mean estimation with nearly optimal sample complexity. Only exponential-time estimators we…
cs.DS2025
Triangle Counting with Local Edge Differential Privacy
Talya Eden, Quanquan C. Liu, Sofya Raskhodnikova +1
Many deployments of differential privacy in industry are in the local model, where each party releases its private information via a differentially private randomizer. We study tri…