di yin

Expert Researcher, Tencent Youtu

Joined

November 2021

Names

di yin (Preferred)

Emails

****@tencent.com (Confirmed)

Personal Links

Google Scholar

ORCID

Semantic Scholar

Career & Education History

Expert Researcher

Tencent Youtu (tencent.com)

2014 – Present

MS student

Nanjing Normal University (njnu.edu.cn)

2011 – 2014

Advisors, Relations & Conflicts

Coworker

Junnan Dong

2025 – Present

Coworker

Xing Sun

2022 – Present

Coauthor

Yangning Li

2025 – 2026

Coauthor

Xiao Huang

2025 – 2026

Expertise

Deep Learning，LLM，MLLM

2007 – 2026

Publications

PoLi-RL: A Point-to-List Reinforcement Learning Framework for Conditional Semantic Textual Similarity
Zixin Song, Bowen Zhang, Qian-Wen Zhang, di yin, Xing Sun, Chunping Li
- ICLR 2026 Poster
- Readers: Everyone
FactGuard: Detecting Unanswerable Questions in Long-Context Texts for Reliable LLM Responses
Qian-Wen Zhang, Fang Li, Jie Wang, Lingfeng Qiao, Yifei Yu, di yin, Xing Sun
- Submitted to ICLR 2026
- Readers: Everyone
CoDiEmb: A Collaborative yet Distinct Framework for Unified Representation Learning in Information Retrieval and Semantic Textual Similarity
Bowen Zhang, Zixin Song, Chunquan Chen, Qian-Wen Zhang, Chunping Li, di yin, Xing Sun
- Submitted to ICLR 2026
- Readers: Everyone
GraphRAG-Bench: Challenging Domain-specific Reasoning for Evaluating Graph Retrieval-Augmented Generation
Yilin Xiao, Junnan Dong, Chuang Zhou, Su Dong, Qian-Wen Zhang, di yin, Xing Sun, Xiao Huang
- Submitted to ICLR 2026
- Readers: Everyone
Process-Level Trajectory Evaluation for Environment Configuration in Software Engineering Agents
Jiayi Kuang, Yinghui Li, Xin Zhang, Yangning Li, di yin, Xing Sun, Ying Shen, Philip S. Yu
- ICLR 2026 Poster
- Readers: Everyone
HyperRAG: Query-Centric Retrieval Augmented Generation with Hyperbolic Structuring
Chuang Zhou, Junnan Dong, Yilin Xiao, Shengyuan Chen, Su Dong, di yin, Zhaozhuo Xu, Xiao Huang
- ICLR 2026 Conference Withdrawn Submission
- Readers: Everyone
Improve LLM Pre-training with RL-Guided Annealing
Junjie Huang, Jiarui Qin, di yin, Weiwen Liu, Yong Yu, Xing Sun, Weinan Zhang
- Submitted to ICLR 2026
- Readers: Everyone
APTBench: Benchmarking Agentic Potential of Base LLMs During Pre-Training
Jiarui Qin, Yunjia Xi, Junjie Huang, Renting Rui, di yin, Weiwen Liu, Yong Yu, Weinan Zhang, Xing Sun
- Submitted to ICLR 2026
- Readers: Everyone
Youtu-GraphRAG: Vertically Unified Agents for Graph Retrieval-Augmented Complex Reasoning
Junnan Dong, Siyu An, Yifei Yu, Qian-Wen Zhang, Linhao Luo, Xiao Huang, di yin, Yunsheng Wu, Xing Sun
- ICLR 2026 Poster
- Readers: Everyone
GraphRAG-Bench: Challenging Domain-specific Reasoning for Evaluating Graph Retrieval-Augmented Generation
Yilin Xiao, Junnan Dong, Chuang Zhou, Su Dong, Qian-Wen Zhang, di yin, Xing Sun, Xiao Huang
- Submitted to NeurIPS 2025 Datasets and Benchmarks Track
- Readers: Everyone

View all 13 publications

Co-Authors

View all 51 co-authors