Zhiwei Zhang

PhD student, Pennsylvania State University

Joined

May 2023

Names

Zhiwei Zhang (Preferred)

Emails

****@psu.edu (Confirmed)

Personal Links

Career & Education History

PhD student

Pennsylvania State University (psu.edu)

2023 – Present

Undergrad student

Dalian University of Technology (dlut.edu.cn)

2018 – 2022

Advisors, Relations & Conflicts

No relations added

Expertise

Reinforcement Learning

2025 – Present

Trustworthy AI

2023 – Present

Publications

Multi-Head Low-Rank Attention
Songtao Liu, Hongwu Peng, Zhiwei Zhang, Zhengyu Chen, Yue Guo
- NeurIPS 2025 ER Workshop Spotlight
- Readers: Everyone
Turn-Level Trajectory Optimization for Robust Multi-Turn LLM Reasoning
Jialong Liu, Ning Yang, Yuling Shi, Zuchao Li, Miao Xin, Xiaodong Gu, Zhiwei Zhang
- ICLR 2026 Conference Withdrawn Submission
- Readers: Everyone
Unlocking the Power of Multi-Agent LLM for Reasoning: From Lazy Agents to Deliberation
Zhiwei Zhang, Xiaomin Li, Yudi Lin, Hui Liu, Ramraj Chandradevan, Linlin Wu, Minhua Lin, Fali Wang, Xianfeng Tang, Qi He, Suhang Wang
- ICLR 2026 Poster
- Readers: Everyone
Agent-REINFORCE: Searching Compute-Optimal Multi-LLM Collaboration Graph for Test-Time Scaling
Fali Wang, Jihai Chen, Shuhua Yang, Runxue Bao, Zhiwei Zhang, Tianxiang Zhao, Hui Liu, Xianfeng Tang, Qi He, Suhang Wang
- Submitted to ICLR 2026
- Readers: Everyone
Bradley-Terry and Multi-Objective Reward Modeling Are Complementary
Zhiwei Zhang, Hui Liu, Xiaomin Li, Zhenwei Dai, Jingying Zeng, Fali Wang, Minhua Lin, Ramraj Chandradevan, Linlin Wu, Zhen Li, Chen Luo, Zongyu Wu, Xianfeng Tang, Qi He, Suhang Wang
- ICLR 2026 Poster
- Readers: Everyone
Multi-Head Low-Rank Attention
Songtao Liu, Hongwu Peng, Zhiwei Zhang, Zhengyu Chen, Yue Guo
- ICLR 2026 Poster
- Readers: Everyone
Multiplayer Nash Preference Optimization
Fang Wu, Xu Huang, Weihao Xuan, Zhiwei Zhang, Yijia Xiao, Guancheng Wan, Xiaomin Li, Bing Hu, Peng Xia, Jure Leskovec, Yejin Choi
- ICLR 2026 Oral
- Readers: Everyone
How Far Are LLMs from Professional Poker Players? Revisiting Game-Theoretic Reasoning with Agentic Tool Use
Minhua Lin, Enyan Dai, Hui Liu, Xianfeng Tang, Yuliang Yan, Zhenwei Dai, Jingying Zeng, Zhiwei Zhang, Fali Wang, Hongcheng Gao, Chen Luo, Xiang Zhang, Qi He, Suhang Wang
- ICLR 2026 Poster
- Readers: Everyone
AgentTTS: Large Language Model Agent for Test-time Compute-optimal Scaling Strategy in Complex Tasks
Fali Wang, Hui Liu, Zhenwei DAI, Jingying Zeng, Zhiwei Zhang, Zongyu Wu, Chen Luo, Zhen Li, Xianfeng Tang, Qi He, Suhang Wang
- NeurIPS 2025 poster
- Readers: Everyone
When Thinking Fails: The Pitfalls of Reasoning for Instruction-Following in LLMs
Xiaomin Li, Zhou Yu, Zhiwei Zhang, Xupeng Chen, Ziji Zhang, Yingying Zhuang, Narayanan Sadagopan, Anurag Beniwal
- NeurIPS 2025 spotlight
- Readers: Everyone

View all 28 publications

Co-Authors

View all 77 co-authors