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Martin Andres Bertran

4 accepted papers

2025

Stronger Neyman Regret Guarantees for Adaptive Experimental Design

ICML 2025spotlight

We study the design of adaptive, sequential experiments for unbiased average treatment effect (ATE) estimation in the design-based potential outcomes setting. Our goal is to develop adaptive designs offering *sublinear Neyman regret*, meaning their efficiency must approach that of the hindsight-opti…

2024

Reconstruction Attacks on Machine Unlearning: Simple Models are Vulnerable

NeurIPS 2024poster

Machine unlearning is motivated by principles of data autonomy. The premise is that a person can request to have their data's influence removed from deployed models, and those models should be updated as if they were retrained without the person's data. We show that these updates expose individuals…

Cited by 8SourcePDFScholar
2023

Scalable Membership Inference Attacks via Quantile Regression

NeurIPS 2023poster

Membership inference attacks are designed to determine, using black box access to trained models, whether a particular example was used in training or not. Membership inference can be formalized as a hypothesis testing problem. The most effective existing attacks estimate the distribution of some te…