Not All Samples Are Equal: Quantifying Instance-level Difficulty in Targeted Data Poisoning Authors: William Xu, Yiwei Lu, Yihan Wang, Matthew Y. R. Yang, Zuoqiu Liu, Gautam Kamath, Yaoliang Yu | Published: 2025-09-08 ポイズニングポイズニング難易度攻撃手法 2025.09.08 文献データベース