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Gilles Barthe

4 accepted papers

2020

Hypothesis Testing Interpretations and Renyi Differential Privacy

AISTATS 2020poster

Differential privacy is a de facto standard in data privacy, with applicationsin the public and private sectors. One way of explaining differential privacy,which is particularly appealing to statistician and social scientists, is bymeans of its statistical hypothesis testing interpretation. Informal…

Cited by 131SourcePDFScholar
2020

Model-Agnostic Counterfactual Explanations for Consequential Decisions

AISTATS 2020poster

Predictive models are being increasingly used to support consequential decision making at the individual level in contexts such as pretrial bail and loan approval. As a result, there is increasing social and legal pressure to provide explanations that help the affected individuals not only to unders…

2019

Privacy Amplification by Mixing and Diffusion Mechanisms

NeurIPS 2019poster

A fundamental result in differential privacy states that the privacy guarantees of a mechanism are preserved by any post-processing of its output. In this paper we investigate under what conditions stochastic post-processing can amplify the privacy of a mechanism. By interpreting post-processing as…

Cited by 49SourcePDFScholar
2018

Privacy Amplification by Subsampling: Tight Analyses via Couplings and Divergences

NeurIPS 2018poster

Differential privacy comes equipped with multiple analytical tools for the design of private data analyses. One important tool is the so-called "privacy amplification by subsampling" principle, which ensures that a differentially private mechanism run on a random subsample of a population provides h…

Cited by 475SourcePDFScholar