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Yi-Bo Hu

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#artificial intelligence Preprint Sep 2026

StateTree: Enhancing Long-Term Dialogue Reasoning via Reinforcement Learning

Large language models deployed as personalized assistants must reason over long, evolving interaction histories. However, in long-term dialogue reasoning, relevant evidence is scattered across sessions, preferences may be revised over time, and standard long-context training fails to address these challenges under data...

Na-En Xu, Wan-Qing Cui, Yi-Bo Hu et al. · 0 citations
#machine learning Preprint Sep 2026

Conformity Breaks Conformal Prediction

It is shown that a score-mechanism shift silently breaks conformal prediction in multi-agent LLM systems, where coverage falls from a calibrated 90% to 74% under unanimous-wrong peers at the standard alpha = 0.10 operating point.

Yi-Bo Hu, Han-Yuan Su · 0 citations

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