Author

Yikun Han

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Preprint Aug 2026

ANCHOR-RE: An Agentic Neuro-Symbolic Framework for Grounded Biomedical Relation Extraction

Biomedical relation extraction (BioRE) extracts structured knowledge from biomedical literature for applications such as knowledge base construction and hypothesis generation. Traditional symbolic systems such as SemRep provide high precision but limited recall, while large language models (LLMs) offer stronger context...

Shufan Ming, Yikun Han, Gibong Hong et al. · 0 citations

#natural language process... Review Apr 2026

MedConceal: A Benchmark for Clinical Hidden-Concern Reasoning Under Partial Observability

MedConceal, a benchmark with an interactive patient simulator for evaluating hidden-concern reasoning in medical dialogue, comprising 300 curated cases and 600 clinician-LLM interactions is presented, identifying hidden-concern reasoning under partial observability as a key unresolved challenge for medical dialogue sys...

Yikun Han, Joey Chan, Jingyuan Chen et al. · arXiv.org · 1 citation