Author

T. Nguyen

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#artificial intelligence May 2026

Selective Off-Policy Reference Tuning with Plan Guidance

SORT adds a repair update for all-wrong prompts without changing rollout generation: it derives a plan from the reference solution, compares token probabilities with and without that plan, and gives higher weight to tokens that become more predictable under plan conditioning.

A. Duc, Tien-Phat Nguyen, T. Nguyen et al. · arXiv.org · 1 citation

#natural language process... Preprint Sep 2026

HyperProve: Answer-Guided Hypergraph Expansion for Multi-Hop Question Answering

HyperProve is proposed, a retrieval-augmented QA framework that addresses the challenge of multi-hop question answering by coupling question decomposition with answer-conditioned expansion over a hypergraph of atomic facts.

An Nguyen Phu, Dung Nguyen Quang, An Hieu Luu et al. · 0 citations