collaborators

9 papers

cs.LG2026

Training Fair Tabular Foundation Models

Patrik Kenfack, Jesse C. Cresswell, Anthony L. Caterini +2

Tabular Foundation Models (TFMs) have emerged as leading methods for tabular predictive tasks, leveraging in-context learning to predict on new data without task-specific training.…

cs.LG2026

Model Stealing Through the Lens of Model Multiplicity

Eliott Baltz, Satoshi Hara, Ulrich Aïvodji

Model stealing attacks, where adversaries create high-fidelity surrogate models, are a significant threat to the intellectual property of machine learning services. Conventional wi…

cs.LG2026

Quantifying the Privacy of Counterfactuals by Leveraging Membership Inference Attacks Against Synthetic Data

Maryam Babaei, Yingke Wang, Hadrien Lautraite +3

Counterfactuals are typically used in high-stakes decision areas to explain a machine learning model by showing how changes to the user profiles result in the desired outcome. Howe…

cs.LG2026

When Interpretability Is Unequally Distributed: Fairness in Hybrid Interpretable Models

Ziba Jabbar Zare, Ulrich Aïvodji, Ulrich Aïvodji +2

Hybrid interpretable models combine a transparent component with a black-box model by assigning some examples to the former and deferring the rest to the latter. While this design…

cs.LG2026

Test-Time Collective Action: Proxy-Based Perturbations for Correcting Algorithmic Harms

Meghana Bhange, Ulrich Aïvodji, Ulrich Aïvodji +1

When machine learning systems under-perform for particular subgroups, affected users typically have no way to correct these disparities without relying on platform-level fixes. Exi…

cs.LG2026

Crowding Out The Noise: Algorithmic Collective Action Under Differential Privacy

Rushabh Solanki, Meghana Bhange, Ulrich Aïvodji +1

The integration of AI into daily life has generated considerable attention and excitement, while also raising concerns about automating algorithmic harms and re-entrenching existin…