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cs.CL2026
Knowledge Dependency Estimation for Reliable Question Answering
Chaodong Tong, Qi Zhang, Nannan Sun +2
Reliable question answering requires identifying not only whether an answer is correct, but also which available knowledge the prediction depends on. In realistic LLM-based QA, thi…
cs.CL2025
HaluNet: Learning Hallucination Risk from Internal Signals in LLM Question Answering
Chaodong Tong, Qi Zhang, Zhuojun Jiang +2
Large language models (LLMs) achieve strong question answering (QA) performance but can produce fluent answers unsupported by available evidence. Existing hallucination detectors o…