Author

Ping Wu

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Preprint Aug 2026

ReOrder-OPD:Reliability-Aware Prompt Ordering for On-Policy Distillation

On-policy distillation (OPD) applies token-level teacher supervision to student-generated trajectories, but this supervision is not always reliable. Existing methods use local confidence or teacher-student agreement to weight, filter, or truncate the sampled trajectory. These signals do not directly determine whether t...

Ximo Zhu, Rui-Qi Liu, Rong Wang et al. · 4 citations

Preprint Aug 2026

Refusing Intent, Not Form: Wrapper-Based Intent-Group Supervision for LLM Safety

This work proposes Wrapper-Based Intent-Form Augmentation (WIFA), an automatic intent-group augmentation method that pairs wrapped harmful examples with structurally matched wrapped benign counterexamples, requiring no external teacher or manual per-wrapper intent labels.

Ping Wu, Haibo Tong, Fei-Fei Zhao et al. · 0 citations