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W. Hsu

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Althea: The Fact-Checking--Metalearning Tradeoff in AI-Assisted Verification

Althea is introduced, a retrieval-augmented system for user-driven claim evaluation that matches standard pipelines on AVeriTeC while improving supported/refuted discrimination and cautioning against treating AI-delivered verdicts as a source of durable literacy gains.

S. Churina, Kokil Jaidka, A. Barik et al. · 0 citations
#artificial intelligence Preprint Mar 2026

Asking the Right Questions: Ontology-Grounded Interpretable Embeddings for Biomedical Text

QIME is proposed, an ontology-grounded framework for interpretable biomedical text embeddings in which each dimension corresponds to an explicit biomedical-domain yes/no question, providing concise and domain-specific interpretations.

Yixuan Tang, Zheng-Lin Lin, Yan-Dong Sun et al. · 0 citations
Book Open access Jul 2026

R3Check: Reinforcement Learning for Iterative Retrieval and Structured Reasoning in Complex Fact Checking

R3Check is proposed, a rule-guided reinforcement learning framework that enables LLMs to perform iterative retrieval–reasoning for multi-hop fact-checking under weak supervision, and demonstrates the potential of pure reinforcement learning to induce effective retrieval–reasoning behaviors for fact-checking under weak...

Peng Qi, Yuyang Zhao, W. Hsu et al. · 0 citations

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