一作ICLR 2026Poster· Deep Learning / Algorithms
Bridging Draft Policy Misalignment: Group Tree Optimization for Speculative Decoding
Shijing Hu · Jingyang Li · Zhihui Lu · Pan Zhou
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Shijing Hu · Jingyang Li · Zhihui Lu · Pan Zhou
Xuancheng Ren · Shijing Hu · Zhihui Lu · Jiangqi Huang · Qiang Duan
In LLM-based Text-to-SQL systems, unanswerable and underspecified user queries may generate not only incorrect text but also executable programs that yield misleading results or violate safety constraints, thus posing a major barrier to safe deployment. Existing refusal strategies for such querie...
Qing Zhang · Shijing Hu · Zhihui Lu