LLM agents increasingly take consequential actions through interactions with users, policies, and external tools. Auditing these agents requires automated attribution of realized actions to their historical basis. However, existing attribution formulations do not provide question-specific traces for diverse auditing ob...
Yi-Fan Liu, Praveen Venkateswaran, Abdulhamid Adebayo et al.· 0 citations
Topology-Aware Tokenization (TopoTok) is proposed, an item tokenization framework that preserves item relational structure throughout the quantization hierarchy and effectively alleviates topology distortion and consistently outperforms state-of-the-art tokenizers.
Yao-Kun Liu, Yi-Fan Liu, Zhenrui Yue et al.· Proceedings of the 20th ACM...· 0 citations
This work proposes a two-stage framework to assess the severity of false claims during disasters, and investigates false claim severity assessment as a human-AI alignment problem, evaluating whether models can reproduce human judgments under a shared evaluation rubric rather than merely predicting severity labels.
Ruichen Yao, Tejna Dasari, G. Baispay et al.· Proceedings of the 2026 ACM...· 0 citations
PropUQ-MAS is proposed, an error propagation-aware UQ framework that represents MAS execution as a communication-structured graph and estimates each step's reliability by combining local uncertainty with uncertainty inherited from upstream messages.
Yao-Kun Liu, Yi-Fan Liu, D. Zhang et al.· 1 citation
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