Hengyi Cai

Joined

November 2021

Names

Hengyi Cai (Preferred)

Emails

****@ict.ac.cn (Confirmed)

,

****@gmail.com

Personal Links

Semantic Scholar

Career & Education History

Researcher

Baidu (baidu.com)

2023 – 2025

Researcher

JD.com (jd.com)

2021 – 2023

PhD student

Institute of Computing Technology, Chinese Academy of Sciences (ict.ac.cn)

2016 – 2021

Advisors, Relations & Conflicts

Coauthor

2018 – Present

Expertise

Language Model

2018 – Present

Text Generation

2018 – Present

Publications

Beyond Step Pruning: Information Theory Based Step-level Optimization for Self-Refining Large Language Models
Jinman Zhao, Erxue Min, Hui Wu, Ziheng Li, Zexu Sun, Hengyi Cai, Shuaiqiang Wang, Xu Chen, Gerald Penn
- AAAI 2026
- Readers: Everyone
Efficient Thought Space Exploration through Strategic Intervention
Ziheng Li, Hengyi Cai, Xiaochi Wei, Yuchen Li, Shuaiqiang Wang, Zhi-Hong Deng, Dawei Yin
- AAAI 2026
- Readers: Everyone
CurES: From Gradient Analysis to Efficient Curriculum Learning for Reasoning LLMs
Yongcheng Zeng, Zexu Sun, Bokai Ji, Erxue Min, Hengyi Cai, Shuaiqiang Wang, Dawei Yin, Haifeng Zhang, Xu Chen, Jun Wang
- ICLR 2026 Poster
- Readers: Everyone
Staying in the Sweet Spot: Responsive Reasoning Evolution via Capability-Adaptive Hint Scaffolding
Ziheng Li, Zexu Sun, Jinman Zhao, Erxue Min, Yongcheng Zeng, Hui Wu, Hengyi Cai, Shuaiqiang Wang, Xu Chen, Zhi-Hong Deng, Dawei Yin
- Submitted to ICLR 2026
- Readers: Everyone
Long-Attention Weaving: Synthesizing Long-Context Data with High-Quality Short Data
Han Tian, Rui Kong, Yuchen Li, Xinran Chen, Jiamin Chen, Chengzhe Zhang, Wenhan Liu, Xinyu Ma, Hengyi Cai, Shuaiqiang Wang, Jiashu Zhao, Haoyi Xiong, Dawei Yin
- ICLR 2026 Conference Withdrawn Submission
- Readers: Everyone
Solving the Granularity Mismatch: Hierarchical Preference Learning for Long-Horizon LLM Agents
Heyang Gao, Zexu Sun, Erxue Min, Hengyi Cai, Shuaiqiang Wang, Dawei Yin, Xu Chen
- ICLR 2026 Poster
- Readers: Everyone
Explainability for LargeLanguage Models:A Survey
Haiyan Zhao, Hanjie Chen, Fan Yang, Ninghao Liu, Huiqi Deng, Hengyi Cai, Shuaiqiang Wang, Dawei Yin, Mengnan Du
- ACM Transactions on Intelligent Systems and Technology
- Readers: Everyone
From Exploration to Mastery: Enabling LLMs to Master Tools via Self-Driven Interactions
Changle Qu, Sunhao Dai, Xiaochi Wei, Hengyi Cai, Shuaiqiang Wang, Dawei Yin, Jun Xu, Ji-Rong Wen
- ICLR 2025 Oral
- Readers: Everyone
Cross-model Control: Improving Multiple Large Language Models in One-time Training
Jiayi Wu, Hao Sun, Hengyi Cai, Lixin Su, Shuaiqiang Wang, Dawei Yin, Xiang Li, Ming Gao
- NeurIPS 2024 poster
- Readers: Everyone
Pre-trained Language Model-based Retrieval and Ranking for Web Search
Lixin Zou, Weixue Lu, Yiding Liu, Hengyi Cai, Xiaokai Chu, Dehong Ma, Daiting Shi, Yu Sun, Zhicong Cheng, Simiu Gu, Shuaiqiang Wang, Dawei Yin
- Published: 01 Jan 2023, Last Modified: 12 May 2023
- ACM Trans. Web 2023
- Readers: Everyone

View all 25 publications

Co-Authors

View all 68 co-authors