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Matteo Gamba

4 accepted papers

2026

Improving Adversarial Robustness of Attribution via Implicit Regularization

ICML 2026poster

The adversarial robustness of attributions is a fundamental requirement for reliable explainability in deep learning, yet existing approaches typically rely on computationally expensive explicit regularization. In this work, we show that attribution robustness can arise implicitly from the learning …

Cited by 0SourceScholar
2025

Curvature Tuning: Provable Training-free Model Steering From a Single Parameter

NeurIPS 2025poster

The scaling of model and data sizes has reshaped the AI landscape, establishing finetuning pretrained models as the standard paradigm for solving downstream tasks. However, dominant finetuning methods typically rely on weight adaptation, often lack interpretability, and depend on heuristically chose…

Cited by 0SourcecodeScholar
2025

On the Complexity-Faithfulness Trade-off of Gradient-Based Explanations

ICCV 2025poster

ReLU networks, while prevalent for visual data, have sharp transitions, sometimes relying on individual pixels for predictions, making vanilla gradient-based explanations noisy and difficult to interpret. Existing methods, such as GradCAM, smooth these explanations by producing surrogate models at t…

2022

Are All Linear Regions Created Equal?

AISTATS 2022poster

The number of linear regions has been studied as a proxy of complexity for ReLU networks. However, the empirical success of network compression techniques like pruning and knowledge distillation, suggest that in the overparameterized setting, linear regions density might fail to capture the effectiv…