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Author

Ali Ebrahimpour-Boroojeny

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Unlearning Isn’t Forgetting: Revealing Hidden Leakage in Class Unlearning Evaluations

This paper reveals a significant shortcoming in class unlearning evaluations: overlooking the underlying class geometry can cause information leakage about the forgotten class, and proposes a new fine-tuning objective that mitigates this privacy leakage by approximating the distribution over the remaining classes that...

Ali Ebrahimpour-Boroojeny, Yian Wang, Hari Sundaram · 0 citations
Jul 2026

AgentAbstain: Do LLM Agents Know When Not to Act?

This work presents the first systematic evaluation framework for agentic abstention, and identifies failure modes such as post-hoc abstention, in which agents execute irreversible actions before recognizing abstention triggers.

Xun Liu, Y. Zhang, Vira Kasprova et al. · 2 citations

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