About Me

Introduction

Hi, I am Xiaowei Yin, a PhD student in Computer Science at the University of North Carolina at Chapel Hill. Previously, I received my bachelor’s degree in Statistics from Renmin University of China.

My research focuses on efficient LLM reasoning, test-time computation, and adaptive multi-agent systems, with an emphasis on decision-making under limited computational budgets.

Publications

PETS: A Principled Framework Towards Optimal Trajectory Allocation for Efficient Test-Time Self-Consistency
Zhangyi Liu*, Huaizhi Qu*, Xiaowei Yin*, He Sun, Yanjun Han, Tianlong Chen, Zhun Deng
International Conference on Machine Learning (ICML), 2026
Paper · Code
* Equal contribution

Education

University of North Carolina at Chapel Hill
PhD in Computer Science, 2025 - Present

Renmin University of China
Bachelor’s in Statistics, 2021 - 2025

Honors & Awards

Academic Excellence Award, Renmin University of China, 2022 and 2023