Zhiwen Ruan

PhD student, Southern University of Science and Technology

Joined

May 2024

Names

Zhiwen Ruan (Preferred)

Emails

****@gmail.com (Confirmed)

****@mail.sustech.edu.cn (Confirmed)

Personal Links

Career & Education History

PhD student

Southern University of Science and Technology (sustech.edu.cn)

2024 – 2028

MS student

Northeast Agricultural University (neau.edu.cn)

2021 – 2024

Advisors, Relations & Conflicts

PhD Advisor

Guanhua Chen

2024 – 2028

Expertise

No areas of expertise listed

Publications

G2: Guided Generation for Enhanced Output Diversity in LLMs
Zhiwen Ruan, Yixia Li, Yefeng Liu, Yun Chen, Weihua Luo, Peng Li, Yang Liu, Guanhua Chen
- CoRR 2025
- Readers: Everyone
Enhancing Large Language Model Reasoning via Selective Critical Token Fine-Tuning
Zhiwen Ruan, Yixia Li, He Zhu, Yun Chen, Peng Li, Yang Liu, Guanhua Chen
- CoRR 2025
- Readers: Everyone
Enhancing Large Language Model Reasoning via Selective Critical Token Fine-Tuning
Zhiwen Ruan, Yixia Li, He Zhu, Yun Chen, Peng Li, Yang Liu, Guanhua Chen
- Submitted to ICLR 2026
- Readers: Everyone
Unveiling Over-Memorization in Finetuning LLMs for Reasoning Tasks
Zhiwen Ruan, Yun Chen, Yutao Hou, Peng Li, Yang Liu, Guanhua Chen
- ICLR 2026 Conference Withdrawn Submission
- Readers: Everyone
AlignDiff: Exploiting Model-Intrinsic Information for Better Preference Data Selection
Peng Lai, He Zhu, Zhiwen Ruan, Dongdong Zhang, Yun Chen, Peng Li, Furu Wei, Yang Liu, Guanhua Chen
- Submitted to ICLR 2026
- Readers: Everyone
Unveiling Over-Memorization in Finetuning LLMs for Reasoning Tasks
Zhiwen Ruan, Yun Chen, Yutao Hou, Peng Li, Yang Liu, Guanhua Chen
- CoRR 2025
- Readers: Everyone
LayAlign: Enhancing Multilingual Reasoning in Large Language Models via Layer-Wise Adaptive Fusion and Alignment Strategy
Zhiwen Ruan, Yixia Li, He Zhu, Longyue Wang, Weihua Luo, Kaifu Zhang, Yun Chen, Guanhua Chen
- CoRR 2025
- Readers: Everyone
Tag-Instruct: Controlled Instruction Complexity Enhancement through Structure-based Augmentation
He Zhu, Zhiwen Ruan, Junyou Su, Xingwei He, Yun Chen, Wenjia Zhang, Guanhua Chen
- ACL (Findings) 2025
- Readers: Everyone
FANNO: Augmenting High-Quality Instruction Data with Open-Sourced LLMs Only
He Zhu, Yifan Ding, Yicheng Tao, Zhiwen Ruan, Yixia Li, Wenjia Zhang, Yun Chen, Guanhua Chen
- ACL (Findings) 2025
- Readers: Everyone

View all 12 publications

Co-Authors

View all 28 co-authors