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News/Sharpness-Aware Poisoning: Enhancing Transferability of Injective Attacks on Recommender Systems
arxiv
PublishedApril 27, 2026 at 4:00 AM

Sharpness-Aware Poisoning: Enhancing Transferability of Injective Attacks on Recommender Systems

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arXiv:2604.22170v1 Announce Type: new Abstract: Recommender Systems~(RS) have been shown to be vulnerable to injective attacks, where attackers inject limited fake user profiles to promote the exposure of target items to real users for unethical gains (e.g., economic or political advantages). Since

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