Correspondence

• Email:
  reyon.ren [at] ruc (dot) edu (dot) cn  [Contact me]
• Office:
  Lide Building 1808, No. 59 Zhongguancun Street, Haidian District, Beijing, 100872, China
• Links:
  [Google Scholar]    [DBLP]    [Semantic Scholar]

Biography

Ruiyang Ren is a 2nd-year Ph.D. student of Artificial Intellegence at Gaoling School of Artificial Intellegence, Renmin University of China (RUC). His supervisor is Prof. Wayne Xin Zhao. He completed his M.S. at School of Information, RUC (2022), and B.S. of Computer Science and Technology at Taishan College, Shandong University (2019). His current research interests include natural language processing and information retrieval.

My [CV] (updated in Dec 2021)

Publications

Conference and Journal Papers

• The Dawn After the Dark: An Empirical Study on Factuality Hallucination in Large Language Models
  Junyi Li, Jie Chen, Ruiyang Ren, Xiaoxue Cheng, Wayne Xin Zhao, Jian-Yun Nie and Ji-Rong Wen
  Annual Meeting of the Association for Computational Linguistics (ACL 2024)
• Dense Text Retrieval based on Pretrained Language Models: A Survey
  Wayne Xin Zhao, Jing Liu, Ruiyang Ren and Ji-Rong Wen
  ACM Transactions on Information Systems (TOIS 2024)
• A Thorough Examination on Zero-shot Dense Retrieval
  Ruiyang Ren, Yingqi Qu, Jing Liu, Wayne Xin Zhao, Qifei Wu, Yuchen Ding, Hua Wu, Haifeng Wang and Ji-Rong Wen
  Findings of the 2023 Conference on Empirical Methods in Natural Language Processing (Findings of EMNLP 2023)
• TOME: A Two-stage Approach for Model-based Retrieval
  Ruiyang Ren, Wayne Xin Zhao, Jing Liu, Hua Wu, Ji-Rong Wen and Haifeng Wang
  Annual Meeting of the Association for Computational Linguistics (ACL 2023)
• RocketQAv2: A Joint Training Method for Dense Passage Retrieval and Passage Re-ranking
  Ruiyang Ren, Yingqi Qu, Jing Liu, Wayne Xin Zhao, Qiaoqiao She, Hua Wu, Haifeng Wang and Ji-Rong Wen
  The 2021 Conference on Empirical Methods in Natural Language Processing (EMNLP 2021)
• PAIR: Leveraging Passage-Centric Similarity Relation for Improving Dense Passage Retrieval
  Ruiyang Ren, Shangwen Lv, Yingqi Qu, Jing Liu, Wayne Xin Zhao, Qiaoqiao She, Hua Wu, Haifeng Wang and Ji-Rong Wen
  Findings of Annual Meeting of the Association for Computational Linguistics (Findings of ACL 2021)
• RocketQA: An Optimized Training Approach to Dense Passage Retrieval for OpenDomain Question Answering
  Yingqi Qu, Yuchen Ding, Jing Liu, Kai Liu, Ruiyang Ren, Wayne Xin Zhao, Daxiang Dong, Hua Wu and Haifeng Wang
  Annual Conference of the North American Chapter of the Association for Computational Linguistics (NAACL 2021)
• Fine-Grained Privacy Detection with Graph-Regularized Hierarchical Attentive Representation Learning
  Xiaolin Chen, Xuemeng Song, Ruiyang Ren, Lei Zhu, Zhiyong Cheng and Liqiang Nie
  ACM Transactions on Information Systems (TOIS 2020)
• Sequential Recommendation with Self-Attentive Multi-Adversarial Network
  Ruiyang Ren, Zhaoyang Liu, Yaliang Li, Wayne Xin Zhao, Hui Wang, Bolin Ding and Ji-Rong Wen
  43rd International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR 2020)

Preprints

• BASES: Large-scale Web Search User Simulation with Large Language Model based Agents
  Ruiyang Ren, Peng Qiu, Yingqi Qu, Jing Liu, Wayne Xin Zhao, Hua Wu, Ji-Rong Wen and Haifeng Wang
  arXiv 2024
• REAR: A Relevance-Aware Retrieval-Augmented Framework for Open-domain Question Answering
  Yuhao Wang, Ruiyang Ren, Junyi Li, Wayne Xin Zhao, Jing Liu and Ji-Rong Wen
  arXiv 2024
• Investigating the Factual Knowledge Boundary of Large Language Models with Retrieval Augmentation
  Ruiyang Ren, Yuhao Wang, Yingqi Qu, Wayne Xin Zhao, Jing Liu, Hao Tian, Hua Wu, Ji-Rong Wen and Haifeng Wang
  arXiv 2023
• A Survey of Large Language Models
  Wayne Xin Zhao, Kun Zhou, Junyi Li, Tianyi Tang, Xiaolei Wang, Yupeng Hou, Yingqian Min, Beichen Zhang, Junjie Zhang, Zican Dong, Yifan Du, Chen Yang, Yushuo Chen, Zhipeng Chen, Jinhao Jiang, Ruiyang Ren, Yifan Li, Xinyu Tang, Zikang Liu, Peiyu Liu, Jian-Yun Nie and Ji-Rong Wen
  arXiv 2023

Selected Awards

• 2021, Academic Rising Star candidate, Renmin University of China
• 2020, National Scholarship for Graduate Students of China (Highest National Scholarship)
• 2020, SIGIR Student Travel Grant
• 2020,2021, Graduate Student First-class Academic Scholarship, Renmin University of China
• 2020,2021, Merit Student, Renmin University of China
• 2013, First Prize of National Olympiad in Informatics in Provinces (NOIP) in Hebei Province

Experiences

Services

Program Committee Member/Reviewer

• ACL, SIGKDD, TOIS, EMNLP, WSDM, CIKM, COLING, TALLIP, TMM

Conference Volunteer

• 2019, ACM International Conference on Information and Knowledge Management (CIKM)

• 2020,2021 Fall, Teaching Assistant, Statistical Product and Service Solutions Application (for undergraduate students in RUC)
• 2020,2021 Spring, Teaching Assistant, Information Technology Fundamentals (for undergraduate students in RUC)