20 citations · 20 across the 1 of their papers we have counts for
3 papers
Diffusing Private Data over Networks
Fragkiskos Koufogiannis, George Pappas
The emergence of social and technological networks has enabled rapid sharing of data and information. This has resulted in significant privacy concerns where private information ca…
Optimality of the Laplace Mechanism in Differential Privacy
Fragkiskos Koufogiannis, Shuo Han, George J. Pappas
In the highly interconnected realm of Internet of Things, exchange of sensitive information raises severe privacy concerns. The Laplace mechanism -- adding Laplace-distributed arti…
Gradual Release of Sensitive Data under Differential Privacy
Fragkiskos Koufogiannis, Shuo Han, George J. Pappas
We introduce the problem of releasing sensitive data under differential privacy when the privacy level is subject to change over time. Existing work assumes that privacy level is d…