Author

Yan Chen

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Preprint Oct 2026

UP-MOPD: Update Projection in Multi-Teacher On-Policy Distillation

On-policy distillation from multiple teachers combines expertise from different domains in a single student, but conflicting gradients can hinder this integration. Gradient corrections directly constrain parameter updates under plain SGD. With optimizers such as AdamW, however, momentum, adaptive scaling, and weight de...

Tao-Jie Zhu, Jing Jin, Yuan Xia et al. · 0 citations

Review Aug 2026

ConRub-Med: Reinforcement Learning with Consensus Rubrics for Open-Ended Medical Question Answering

ConRub-Med is introduced to preserve useful distinctions as rubric feedback moves from construction to policy optimization, and ranks first on six of nine benchmarks and achieves the highest medical and generalization averages.

Taojie Zhu, Yuan Xia, Tao Sun et al. · 0 citations