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Sungho Park

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#natural language process... Preprint Aug 2026

Hi-Q: Hierarchical Evidence-guided Query Refinement for Multi-Hop Question Answering

Hi-Q is introduced, an evidence-conditioned framework for hierarchical query refinement that grows a query tree whose topology is determined by corpus support signals rather than by a fixed decomposition template or a pre-built graph.

Jueun Kim, Sungho Park, Wook-Shin Han · 0 citations