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Chen-Hao Qiu

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#artificial intelligence Preprint Sep 2026

OPD-Aha: From Linguistic Momentum to Visual Reflection in Multimodal On-Policy Distillation

OPD-Aha is introduced, which reconstructs the distillation target directly from this isolated visual preference rather than relying on the fragile teacher-student discrepancy, yielding broad and consistent improvements across diverse fine-grained perception and complex multimodal reasoning benchmarks.

Chen-Hao Qiu, Da-Wei Li, Ye-Chao Zhang et al. · 0 citations

Preprint Aug 2026

Vid2WAM: Distilling Video Diffusion Priors into World Action Models

Vid2WAM is proposed, an offline distillation framework that transfers visual diffusion priors from a large video foundation model into a compact WAM student and introduces source-aware residual action adaptation that learns source-specific corrections around a shared action backbone and mitigates interference from nois...

Chen-Hao Qiu, Ruixiang Wang, Runyi Zhao et al. · 2 citations