PPaperPicks

Pengjie Ren

33 papers at tracked venues · 20 at CORE A* · active 2024–2026

Venues

Frequent coauthors

Zhumin Chen
×26
Zhaochun Ren
×25
Maarten de Rijke
×11
Mengqi Zhang
×10
Xin Xin
×8
Dawei Yin
×6
Xiaotian Ye
×5
Zhengliang Shi
×5
Shiguang Wu
×5
Jun Ma
×5
Shuaiqiang Wang
×4
Jiahuan Pei
×4

Papers

  1. Model Editing for New Document Integration in Generative Information Retrieval
    WWW 2026 ·
    Zhen Zhang
    ,
    Zihan Wang
    ,
    Xinyu Ma
    ,
    Shuaiqiang Wang
    ,
    Dawei Yin
    ,
    Xin Xin
    , Pengjie Ren,
    Maarten de Rijke
    ,
    Zhaochun Ren
  2. Spectral Characterization and Mitigation of Sequential Knowledge Editing Collapse
    ACL 2026 ·
    Chi Zhang
    ,
    Mengqi Zhang
    ,
    Xiaotian Ye
    ,
    Runxi Cheng
    ,
    Zisheng Zhou
    ,
    Ying Zhou
    , Pengjie Ren,
    Zhumin Chen
  3. Belief-Calibrated Multi-Agent Consensus Seeking for Complex NLP Tasks
    NeurIPS 2025 ·
    Wentao Deng
    ,
    Jiahuan Pei
    ,
    Zhiwei Xu
    ,
    Zhaochun Ren
    ,
    Zhumin Chen
    , Pengjie Ren
  4. Bridging the Capability Gap: Joint Alignment Tuning for Harmonizing LLM-based Multi-Agent Systems
    EMNLP 2025 ·
    Minghang Zhu
    ,
    Zhengliang Shi
    ,
    Zhiwei Xu
    ,
    Shiguang Wu
    ,
    Lingjie Wang
    , Pengjie Ren,
    Zhaochun Ren
    ,
    Zhumin Chen
  5. Constrained Auto-Regressive Decoding Constrains Generative Retrieval
    SIGIR 2025 ·
    Shiguang Wu
    ,
    Zhaochun Ren
    ,
    Xin Xin
    ,
    Jiyuan Yang
    ,
    Mengqi Zhang
    ,
    Zhumin Chen
    ,
    Maarten de Rijke
    , Pengjie Ren
  6. ExcluIR: Exclusionary Neural Information Retrieval
    AAAI 2025 ·
    Wenhao Zhang
    ,
    Mengqi Zhang
    ,
    Shiguang Wu
    ,
    Jiahuan Pei
    ,
    Zhaochun Ren
    ,
    Maarten de Rijke
    ,
    Zhumin Chen
    , Pengjie Ren
  7. Improving Sequential Recommenders through Counterfactual Augmentation of System Exposure
    SIGIR 2025 ·
    Ziqi Zhao
    ,
    Zhaochun Ren
    ,
    Jiyuan Yang
    ,
    Zuming Yan
    ,
    Zihan Wang
    ,
    Liu Yang
    , Pengjie Ren,
    Zhumin Chen
    ,
    Maarten de Rijke
    ,
    Xin Xin
  8. Integrating Learning-Based Manipulation and Physics-Based Locomotion for Whole-Body Badminton Robot Control
    ICRA 2025 ·
    Haochen Wang
    ,
    Zhiwei Shi
    ,
    Chengxi Zhu
    ,
    Yafei Qiao
    ,
    Cheng Zhang
    ,
    Fan Yang
    , Pengjie Ren,
    Lan Lu
    ,
    Dong Xuan
  9. KELE: Residual Knowledge Erasure for Enhanced Multi-hop Reasoning in Knowledge Editing
    EMNLP 2025 ·
    Mengqi Zhang
    ,
    Bowen Fang
    ,
    Qiang Liu
    ,
    Xiaotian Ye
    ,
    Shu Wu
    , Pengjie Ren,
    Zhumin Chen
    ,
    Liang Wang
  10. MACPO: Weak-to-Strong Alignment via Multi-Agent Contrastive Preference Optimization
    ICLR 2025 ·
    Yougang Lyu
    ,
    Lingyong Yan
    ,
    Zihan Wang
    ,
    Dawei Yin
    , Pengjie Ren,
    Maarten de Rijke
    ,
    Zhaochun Ren
  11. Malevolence Attacks Against Pretrained Dialogue Models
    ECIR 2025 · Pengjie Ren,
    Ruiqi Li
    ,
    Zhaochun Ren
    ,
    Zhumin Chen
    ,
    Maarten de Rijke
    ,
    Yangjun Zhang
  12. Offline Trajectory Optimization for Offline Reinforcement Learning
    SIGKDD 2025 ·
    Ziqi Zhao
    ,
    Zhaochun Ren
    ,
    Liu Yang
    ,
    Yunsen Liang
    ,
    Fajie Yuan
    , Pengjie Ren,
    Zhumin Chen
    ,
    Jun Ma
    ,
    Xin Xin
  13. Replication and Exploration of Generative Retrieval over Dynamic Corpora
    SIGIR 2025 ·
    Zhen Zhang
    ,
    Xinyu Ma
    ,
    Weiwei Sun
    , Pengjie Ren,
    Zhumin Chen
    ,
    Shuaiqiang Wang
    ,
    Dawei Yin
    ,
    Maarten de Rijke
    ,
    Zhaochun Ren
  14. Retrieval Models Aren't Tool-Savvy: Benchmarking Tool Retrieval for Large Language Models
    ACL 2025 ·
    Zhengliang Shi
    ,
    Yuhan Wang
    ,
    Lingyong Yan
    , Pengjie Ren,
    Shuaiqiang Wang
    ,
    Dawei Yin
    ,
    Zhaochun Ren
  15. Triplet Contrastive Learning with Learnable Sequence Augmentation for Sequential Recommendation
    SIGIR 2025 ·
    Wei Wang
    ,
    Yujie Lin
    ,
    Moyan Zhang
    ,
    Hongyu Lu
    ,
    Jianli Zhao
    ,
    Jie Sun
    ,
    Xianye Ben
    , Pengjie Ren,
    Yujun Li
  16. Trustworthy Medical Question Answering: An Evaluation-Centric Survey
    EMNLP 2025 ·
    Yinuo Wang
    ,
    Baiyang Wang
    ,
    Robert E. Mercer
    ,
    Frank Rudzicz
    ,
    Sudipta Singha Roy
    , Pengjie Ren,
    Zhumin Chen
    ,
    Xindi Wang
  17. UIPE: Enhancing LLM Unlearning by Removing Knowledge Related to Forgetting Targets
    EMNLP 2025 ·
    Wenyu Wang
    ,
    Mengqi Zhang
    ,
    Xiaotian Ye
    ,
    Zhaochun Ren
    , Pengjie Ren,
    Zhumin Chen
  18. Uncovering Overfitting in Large Language Model Editing
    ICLR 2025 ·
    Mengqi Zhang
    ,
    Xiaotian Ye
    ,
    Qiang Liu
    ,
    Shu Wu
    , Pengjie Ren,
    Zhumin Chen
  19. Autonomous Workflow for Multimodal Fine-Grained Training Assistants Towards Mixed Reality
    ACL 2024 ·
    Jiahuan Pei
    ,
    Irene Viola
    ,
    Haochen Huang
    ,
    Junxiao Wang
    ,
    Moonisa Ahsan
    ,
    Fanghua Ye
    ,
    Yiming Jiang
    ,
    Yao Sai
    ,
    Di Wang
    ,
    Zhumin Chen
    , Pengjie Ren,
    Pablo César
  20. Confucius: Iterative Tool Learning from Introspection Feedback by Easy-to-Difficult Curriculum
    AAAI 2024 ·
    Shen Gao
    ,
    Zhengliang Shi
    ,
    Minghang Zhu
    ,
    Bowen Fang
    ,
    Xin Xin
    , Pengjie Ren,
    Zhumin Chen
    ,
    Jun Ma
    ,
    Zhaochun Ren
  21. Content-Based Collaborative Generation for Recommender Systems
    CIKM 2024 ·
    Yidan Wang
    ,
    Zhaochun Ren
    ,
    Weiwei Sun
    ,
    Jiyuan Yang
    ,
    Zhixiang Liang
    ,
    Xin Chen
    ,
    Ruobing Xie
    ,
    Su Yan
    ,
    Xu Zhang
    , Pengjie Ren,
    Zhumin Chen
    ,
    Xin Xin
  22. Debiasing Sequential Recommenders through Distributionally Robust Optimization over System Exposure
    WSDM 2024 ·
    Jiyuan Yang
    ,
    Yue Ding
    ,
    Yidan Wang
    , Pengjie Ren,
    Zhumin Chen
    ,
    Fei Cai
    ,
    Jun Ma
    ,
    Rui Zhang
    ,
    Zhaochun Ren
    ,
    Xin Xin
  23. Generate-then-Ground in Retrieval-Augmented Generation for Multi-hop Question Answering
    ACL 2024 ·
    Zhengliang Shi
    ,
    Shuo Zhang
    ,
    Weiwei Sun
    ,
    Shen Gao
    , Pengjie Ren,
    Zhumin Chen
    ,
    Zhaochun Ren
  24. Generative News Recommendation
    WWW 2024 ·
    Shen Gao
    ,
    Jiabao Fang
    ,
    Quan Tu
    ,
    Zhitao Yao
    ,
    Zhumin Chen
    , Pengjie Ren,
    Zhaochun Ren
  25. Generative Retrieval as Multi-Vector Dense Retrieval
    SIGIR 2024 ·
    Shiguang Wu
    ,
    Wenda Wei
    ,
    Mengqi Zhang
    ,
    Zhumin Chen
    ,
    Jun Ma
    ,
    Zhaochun Ren
    ,
    Maarten de Rijke
    , Pengjie Ren
  26. KnowTuning: Knowledge-aware Fine-tuning for Large Language Models
    EMNLP 2024 ·
    Yougang Lyu
    ,
    Lingyong Yan
    ,
    Shuaiqiang Wang
    ,
    Haibo Shi
    ,
    Dawei Yin
    , Pengjie Ren,
    Zhumin Chen
    ,
    Maarten de Rijke
    ,
    Zhaochun Ren
  27. Knowledge Graph Enhanced Large Language Model Editing
    EMNLP 2024 ·
    Mengqi Zhang
    ,
    Xiaotian Ye
    ,
    Qiang Liu
    , Pengjie Ren,
    Shu Wu
    ,
    Zhumin Chen
  28. Learning to Use Tools via Cooperative and Interactive Agents
    EMNLP 2024 ·
    Zhengliang Shi
    ,
    Shen Gao
    ,
    Xiuyi Chen
    ,
    Yue Feng
    ,
    Lingyong Yan
    ,
    Haibo Shi
    ,
    Dawei Yin
    , Pengjie Ren,
    Suzan Verberne
    ,
    Zhaochun Ren
  29. MEFT: Memory-Efficient Fine-Tuning through Sparse Adapter
    ACL 2024 ·
    Jitai Hao
    ,
    Weiwei Sun
    ,
    Xin Xin
    ,
    Qi Meng
    ,
    Zhumin Chen
    , Pengjie Ren,
    Zhaochun Ren
  30. MELoRA: Mini-Ensemble Low-Rank Adapters for Parameter-Efficient Fine-Tuning
    ACL 2024 · Pengjie Ren,
    Chengshun Shi
    ,
    Shiguang Wu
    ,
    Mengqi Zhang
    ,
    Zhaochun Ren
    ,
    Maarten de Rijke
    ,
    Zhumin Chen
    ,
    Jiahuan Pei
  31. On the Effectiveness of Unlearning in Session-Based Recommendation
    WSDM 2024 ·
    Xin Xin
    ,
    Liu Yang
    ,
    Ziqi Zhao
    , Pengjie Ren,
    Zhumin Chen
    ,
    Jun Ma
    ,
    Zhaochun Ren
  32. Self-Supervised Position Debiasing for Large Language Models
    ACL 2024 ·
    Zhongkun Liu
    ,
    Zheng Chen
    ,
    Mengqi Zhang
    ,
    Zhaochun Ren
    , Pengjie Ren,
    Zhumin Chen
  33. Towards Empathetic Conversational Recommender Systems
    RecSys 2024 ·
    Xiaoyu Zhang
    ,
    Ruobing Xie
    ,
    Yougang Lyu
    ,
    Xin Xin
    , Pengjie Ren,
    Mingfei Liang
    ,
    Bo Zhang
    ,
    Zhanhui Kang
    ,
    Maarten de Rijke
    ,
    Zhaochun Ren