PPaperPicks

Xiaopeng Li

City University of Hong Kong, Hong Kong

18 papers at tracked venues · 13 at CORE A* · active 2024–2026

DBLP profile ↗ORCID 0009-0008-6162-8500 ↗Homepage ↗

Venues

WWW ×4CIKM ×3AAAI ×2ACL ×2NeurIPS ×2SIGIR ×2EMNLP ×1NAACL ×1SIGKDD ×1

Frequent coauthors

Xiangyu Zhao
×16
Pengyue Jia
×15
Yichao Wang
×13
Huifeng Guo
×11
Ruiming Tang
×10
Wenlin Zhang
×7
Yingyi Zhang
×6
Yuhao Wang
×6
Zhaocheng Du
×5
Jingtong Gao
×5
Derong Xu
×5
Xiangyang Li
×5

Papers

  1. BlossomRec: Block-level Fused Sparse Attention Mechanism for Sequential Recommendations
    WWW 2026 ·
    Mengyang Ma
    , Xiaopeng Li,
    Wanyu Wang
    ,
    Zhaocheng Du
    ,
    Jingtong Gao
    ,
    Pengyue Jia
    ,
    Yuyang Ye
    ,
    Yiqi Wang
    ,
    Yunpeng Weng
    ,
    Weihong Luo
    ,
    Xiao Han
    ,
    Xiangyu Zhao
  2. Bridging Personalization and AI: From RAG to Agent
    SIGIR 2026 ·
    Pengyue Jia
    , Xiaopeng Li,
    Derong Xu
    ,
    Yi Wen
    ,
    Yingyi Zhang
    ,
    Wenlin Zhang
    ,
    Wanyu Wang
    ,
    Yichao Wang
    ,
    Yong Liu
    ,
    Xiangyu Zhao
  3. Exploring Recommender System Evaluation: A Multi-Modal LLM Agent Framework for A/B Testing
    SIGKDD 2026 ·
    Wenlin Zhang
    ,
    Xiangyang Li
    ,
    Qiyuan Ge
    ,
    Kuicai Dong
    ,
    Pengyue Jia
    , Xiaopeng Li,
    Zijian Zhang
    ,
    Maolin Wang
    ,
    Yichao Wang
    ,
    Huifeng Guo
    ,
    Ruiming Tang
    ,
    Xiangyu Zhao
  4. MTA: A Merge-then-Adapt Framework for Personalized Large Language Models
    ACL 2026 · Xiaopeng Li,
    Yuanjin Zheng
    ,
    Wanyu Wang
    ,
    Wenlin Zhang
    ,
    Pengyue Jia
    ,
    Yingyi Zhang
    ,
    Haiying He
    ,
    Mengyang Ma
    ,
    Yiqi Wang
    ,
    Maolin Wang
    ,
    Xuetao Wei
    ,
    Xiangyu Zhao
  5. Personalize Before Retrieve: LLM-based Personalized Query Expansion for User-Centric Retrieval
    AAAI 2026 ·
    Yingyi Zhang
    ,
    Pengyue Jia
    ,
    Derong Xu
    ,
    Yi Wen
    ,
    Xianneng Li
    ,
    Yichao Wang
    ,
    Wenlin Zhang
    , Xiaopeng Li,
    Weinan Gan
    ,
    Huifeng Guo
    ,
    Yong Liu
    ,
    Xiangyu Zhao
  6. Personalized Deep Research: A User-Centric Framework, Dataset, and Hybrid Evaluation for Knowledge Discovery
    SIGIR 2026 · Xiaopeng Li,
    Wenlin Zhang
    ,
    Yingyi Zhang
    ,
    Pengyue Jia
    ,
    Yejing Wang
    ,
    Yichao Wang
    ,
    Yong Liu
    ,
    Huifeng Guo
    ,
    Xiangyu Zhao
  7. To Search or Not to Search: Aligning the Decision Boundary of Deep Search Agents via Causal Intervention
    WWW 2026 ·
    Wenlin Zhang
    ,
    Kuicai Dong
    ,
    Junyi Li
    ,
    Yingyi Zhang
    , Xiaopeng Li,
    Pengyue Jia
    ,
    Yi Wen
    ,
    Derong Xu
    ,
    Maolin Wang
    ,
    Yichao Wang
    ,
    Yong Liu
    ,
    Xiangyu Zhao
  8. Bridging Relevance and Reasoning: Rationale Distillation in Retrieval-Augmented Generation
    ACL 2025 ·
    Pengyue Jia
    ,
    Derong Xu
    , Xiaopeng Li,
    Zhaocheng Du
    ,
    Xiangyang Li
    ,
    Yichao Wang
    ,
    Yuhao Wang
    ,
    Qidong Liu
    ,
    Maolin Wang
    ,
    Huifeng Guo
    ,
    Ruiming Tang
    ,
    Xiangyu Zhao
  9. Humanity's Last Code Exam: Can Advanced LLMs Conquer Human's Hardest Code Competition?
    EMNLP 2025 ·
    Xiangyang Li
    , Xiaopeng Li,
    Kuicai Dong
    ,
    Quanhu Zhang
    ,
    Rongju Ruan
    ,
    Xinyi Dai
    ,
    Yasheng Wang
    ,
    Ruiming Tang
  10. Joint Modeling in Deep Recommender Systems
    WWW 2025 ·
    Pengyue Jia
    ,
    Jingtong Gao
    ,
    Yejing Wang
    ,
    Yuhao Wang
    , Xiaopeng Li,
    Qidong Liu
    ,
    Yichao Wang
    ,
    Bo Chen
    ,
    Huifeng Guo
    ,
    Ruiming Tang
  11. Process vs. Outcome Reward: Which is Better for Agentic RAG Reinforcement Learning
    NeurIPS 2025 ·
    Wenlin Zhang
    ,
    Xiangyang Li
    ,
    Kuicai Dong
    ,
    Yichao Wang
    ,
    Pengyue Jia
    , Xiaopeng Li,
    Yingyi Zhang
    ,
    Derong Xu
    ,
    Zhaocheng Du
    ,
    Huifeng Guo
    ,
    Ruiming Tang
    ,
    Xiangyu Zhao
  12. SELF: Surrogate-light Feature Selection with Large Language Models in Deep Recommender Systems
    CIKM 2025 ·
    Pengyue Jia
    ,
    Zhaocheng Du
    ,
    Yichao Wang
    ,
    Xiangyu Zhao
    , Xiaopeng Li,
    Yuhao Wang
    ,
    Qidong Liu
    ,
    Huifeng Guo
    ,
    Ruiming Tang
  13. SampleLLM: Optimizing Tabular Data Synthesis in Recommendations
    WWW 2025 ·
    Jingtong Gao
    ,
    Zhaocheng Du
    , Xiaopeng Li,
    Yichao Wang
    ,
    Xiangyang Li
    ,
    Huifeng Guo
    ,
    Ruiming Tang
    ,
    Xiangyu Zhao
  14. Scenario-Wise Rec: A Multi-Scenario Recommendation Benchmark
    CIKM 2025 · Xiaopeng Li,
    Jingtong Gao
    ,
    Pengyue Jia
    ,
    Xiangyu Zhao
    ,
    Yichao Wang
    ,
    Wanyu Wang
    ,
    Yejing Wang
    ,
    Yuhao Wang
    ,
    Huifeng Guo
    ,
    Ruiming Tang
  15. D3: A Methodological Exploration of Domain Division, Modeling, and Balance in Multi-Domain Recommendations
    AAAI 2024 ·
    Pengyue Jia
    ,
    Yichao Wang
    ,
    Shanru Lin
    , Xiaopeng Li,
    Xiangyu Zhao
    ,
    Huifeng Guo
    ,
    Ruiming Tang
  16. G3: An Effective and Adaptive Framework for Worldwide Geolocalization Using Large Multi-Modality Models
    NeurIPS 2024 ·
    Pengyue Jia
    ,
    Yiding Liu
    , Xiaopeng Li,
    Xiangyu Zhao
    ,
    Yuhao Wang
    ,
    Yantong Du
    ,
    Xiao Han
    ,
    Xuetao Wei
    ,
    Shuaiqiang Wang
    ,
    Dawei Yin
  17. HierRec: Scenario-Aware Hierarchical Modeling for Multi-scenario Recommendations
    CIKM 2024 ·
    Jingtong Gao
    ,
    Bo Chen
    ,
    Menghui Zhu
    ,
    Xiangyu Zhao
    , Xiaopeng Li,
    Yuhao Wang
    ,
    Yichao Wang
    ,
    Huifeng Guo
    ,
    Ruiming Tang
  18. MILL: Mutual Verification with Large Language Models for Zero-Shot Query Expansion
    NAACL 2024 ·
    Pengyue Jia
    ,
    Yiding Liu
    ,
    Xiangyu Zhao
    , Xiaopeng Li,
    Changying Hao
    ,
    Shuaiqiang Wang
    ,
    Dawei Yin