collaborators

7 papers

cs.AI2026

Skill Discovery for Software Scripting Automation via Offline Simulations with LLMs

Paiheng Xu, Gang Wu, Xiang Chen +6

Scripting interfaces enable users to automate tasks and customize software workflows, but creating scripts traditionally requires programming expertise and familiarity with specifi…

cs.CL2025

DISCO Balances the Scales: Adaptive Domain- and Difficulty-Aware Reinforcement Learning on Imbalanced Data

Yuhang Zhou, Jing Zhu, Shengyi Qian +7

Large Language Models (LLMs) are increasingly aligned with human preferences through Reinforcement Learning from Human Feedback (RLHF). Among RLHF methods, Group Relative Policy Op…

cs.CL2025

The Hidden Language of Harm: Examining the Role of Emojis in Harmful Online Communication and Content Moderation

Yuhang Zhou, Yimin Xiao, Wei Ai +1

Social media platforms have become central to modern communication, yet they also harbor offensive content that challenges platform safety and inclusivity. While prior research has…

cs.CL2025

Emojis Decoded: Leveraging ChatGPT for Enhanced Understanding in Social Media Communications

Yuhang Zhou, Paiheng Xu, Xiyao Wang +3

Emojis, which encapsulate semantics beyond mere words or phrases, have become prevalent in social network communications. This has spurred increasing scholarly interest in explorin…

cs.CL2025

Large Language Models and Causal Inference in Collaboration: A Survey

Xiaoyu Liu, Paiheng Xu, Junda Wu +10

Causal inference has shown potential in enhancing the predictive accuracy, fairness, robustness, and explainability of Natural Language Processing (NLP) models by capturing causal…

cs.CL2025

MergeME: Model Merging Techniques for Homogeneous and Heterogeneous MoEs

Yuhang Zhou, Giannis Karamanolakis, Victor Soto +5

The recent success of specialized Large Language Models (LLMs) in domains such as mathematical reasoning and coding has led to growing interest in methods for merging these expert…