Author

Min-Sang Song

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#artificial intelligence Preprint Oct 2026

Trajectory-Derived Confidence for Reliable, Resource-Aware Clinical Text-to-SQL Agents

LLM agents for clinical text-to-SQL applications reason autonomously over multiple steps but cannot assess whether their own reasoning or outputs can be trusted. In high leverage applications such as healthcare, this presents a critical risk where system mistakes can be costly. These reliability failures are also resou...

Min-Sang Song, Joshua Ward, Jake Jung et al. · 0 citations

#artificial intelligence Preprint Sep 2026

MOSAIC: Query-Aware Exploration Policy Adaptation for GraphRAG

Mosaic is presented, a training-free framework that formulates GraphRAG retrieval as a per-query control problem that converts query-specific evidence requirements into a bounded policy over seed selection, graph traversal, stopping, and evidence selection while the corpus graph, indexes, scoring functions, grounding p...

Eunkyeong Lee, Kyeong-Jin Oh, Jinwon Kim et al. · 0 citations