BiRD defends RAG systems against poisoning attacks by using a dual-signal framework that combines forward ranking for semantic relevance with backward ranking for context consistency, reducing attack success rates by up to 54% and improving accuracy by up to 56%.
A contextual dissimilarity measure for accurate and efficient image search,
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BiRD: A Bidirectional Ranking Defense Mechanism for Retrieval Augmented Generation
BiRD defends RAG systems against poisoning attacks by using a dual-signal framework that combines forward ranking for semantic relevance with backward ranking for context consistency, reducing attack success rates by up to 54% and improving accuracy by up to 56%.