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Xu Chu

Researcher, Peking University

3 papers at NeurIPS 2025

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Poster Session 1

Wednesday, December 3, 2025 · 11:00 AM → 2:00 PM

Exhibit Hall C,D,E

MODEL SHAPLEY: Find Your Ideal Parameter Player via One Gradient Backpropagation

#3405 · Xu Chu, Xinke Jiang, Rihong Qiu, Jiaran Gao, Junfeng Zhao

Stackelberg Self-Annotation: A Robust Approach to Data-Efficient LLM Alignment

#3400 · Xu Chu, Zhixin Zhang, Tianyu Jia, Yujie Jin

Poster Session 4

Thursday, December 4, 2025 · 4:30 PM → 7:30 PM

Exhibit Hall C,D,E

Mechanism Design for LLM Fine-tuning with Multiple Reward Models

#2910 · Haoran Sun, Yurong Chen, Siwei Wang, Xu Chu, Wei Chen, Xiaotie Deng