الباحثون

Zhenghao Xu

المنشورات 2

نسخة أولية وصول مفتوح

Training LLM Judges from Language Feedback via Position-Selective Self-Distillation

Ilgee Hong, Changlong Yu, Zhenghao Xu وآخرون · 2026

We study training LLM judges from natural language feedback, especially for subjective tasks where the verdict depends strongly on which evaluation criteria the judge invokes and how it weighs them. The dominant approach, outcome-supervised RL (e.g., GRPO), credits every token in the rollout with a single scalar determ …

نسخة أولية وصول مفتوح

Rufus-Air: An Open LLM Post-Training Recipe

Chia-Yuan Chang, Renyuan Cheng, Rui Feng وآخرون · 2026

Rufus-Air is an open and reproducible post-training recipe on GLM-4.5-Air-Base (106B-A12B), organized as a serial pipeline of eight stages: SFT, Reasoning RL, Coding RL, Instruction-Following RL, General Agent, Coding Agent, Search Agent, and RLHF. We document the data, reward design, infrastructure, stage order, and s …

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