75 citations · 202 across the 39 of their papers we have counts for
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stat.ML2025
Uncertainty Quantification for Large Language Model Reward Learning under Heterogeneous Human Feedback
Pangpang Liu, Junwei Lu, Will Wei Sun
We study estimation and statistical inference for reward models used in aligning large language models (LLMs). A key component of LLM alignment is reinforcement learning from human…
stat.ME2025
Generalized Tensor Completion with Non-Random Missingness
Maoyu Zhang, Biao Cai, Will Wei Sun +1
Tensor completion plays a crucial role in applications such as recommender systems and medical imaging, where data are often highly incomplete. While extensive prior work has addre…
cs.GT2025
Fairness-aware Contextual Dynamic Pricing with Strategic Buyers
Pangpang Liu, Will Wei Sun
Contextual pricing strategies are prevalent in online retailing, where the seller adjusts prices based on products' attributes and buyers' characteristics. Although such strategies…