Preprint
Oct 2026
SemPurify: Semantics-Aware Data Purification for Black-box Backdoor Defense
This work proposes the first semantics-aware data purification framework for black-box backdoor defense, SemPurify, which explicitly incorporates multi-level semantics within a text-to-image (T2I) framework to guide image restoration during purification.
Jia-Wei Yu, Syed Irfan Ali Meerza, Yi Wu et al.
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