Dec 3, 2015 · We characterize the fundamental tradeoff between privacy and utility in differential privacy, and derive the optimal ε-differentially private mechanism.
[PDF] The Optimal Noise-Adding Mechanism in Differential Privacy
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Due to Theorem 3, to derive the optimal randomized mechanism to preserve differential privacy, we can restrict to noise-adding mechanisms where the noise ...
Under a mild technical condition, we show that the optimal noise probability distribution is a uniform distribution with a probability mass at the origin. We ...
Sep 26, 2018 · Our result demonstrates an improvement over the existing Gaussian mechanisms by a factor of two and three for (0,\delta)-differential privacy in ...
May 6, 2013 · Abstract:We study the (nearly) optimal mechanisms in (\epsilon,\delta)-approximate differential privacy for integer-valued query functions ...
We derive the optimal (0,δ)-differentially pri- vate query-output independent noise-adding mechanism for single real-valued query.
The fundamental tradeoff between privacy and utility in differential privacy is characterized, and the optimal ϵ-differentially private mechanism for a ...
Feb 1, 2016 · The class of noise probability distributions in the optimal mechanism has staircase-shaped probability density functions which are symmetric ( ...
Dec 11, 2015 · Abstract: We study the (nearly) optimal mechanisms in (ϵ, δ)-differential privacy for integer-valued query functions and vector-valued ...
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The class of noise probability distributions in the optimal mechanism has staircase-shaped probability density functions which are symmetric (around the origin) ...