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Xi Zhang

Beijing University of Posts and Telecommunications, School of Computer Science / MoE Key Laboratory of Trustworthy Distributed Computing and Service, China

24 papers at tracked venues · 19 at CORE A* · active 2024–2026

DBLP profile ↗ORCID 0000-0002-2111-7385 ↗Homepage ↗

Venues

AAAI ×6NeurIPS ×4ACL ×3IJCAI ×3ACM MM ×2EMNLP ×2SIGIR ×2WWW ×2

Frequent coauthors

Chaozhuo Li
×17
Litian Zhang
×11
Senzhang Wang
×5
Rui Pu
×4
Rui Ha
×4
Yuming Shang
×4
Sihong Xie
×4
Feiran Huang
×4
Lirong Qiu
×3
Liwen Zheng
×3
Ruihan Hu
×2
Wei Luo
×2

Papers

  1. Beyond Surface-Level Detection: Towards Cognitive-Driven Defense Against Jailbreak Attacks via Meta-Operations Reasoning
    ACL 2026 ·
    Rui Pu
    ,
    Chaozhuo Li
    ,
    Rui Ha
    ,
    Litian Zhang
    ,
    Lirong Qiu
    , Xi Zhang
  2. MirrorShield: Towards Dynamic Adaptive Defense Against Jailbreaks via Entropy-Guided Mirror Crafting
    AAAI 2026 ·
    Rui Pu
    ,
    Chaozhuo Li
    ,
    Rui Ha
    ,
    Litian Zhang
    ,
    Lirong Qiu
    , Xi Zhang
  3. TruthfulRAG: Resolving Factual-level Conflicts in Retrieval-Augmented Generation with Knowledge Graphs
    AAAI 2026 ·
    Shuyi Liu
    ,
    Yu-Ming Shang
    , Xi Zhang
  4. When Reasoning Leaks Membership: Membership Inference Attack on Black-box Large Reasoning Models
    WWW 2026 ·
    Ruihan Hu
    ,
    Yu-Ming Shang
    ,
    Wei Luo
    ,
    Ye Tao
    , Xi Zhang
  5. Automated Detection of Pre-training Text in Black-box LLMs
    IJCAI 2025 ·
    Ruihan Hu
    ,
    Yu-Ming Shang
    ,
    Jiankun Peng
    ,
    Wei Luo
    ,
    Yazhe Wang
    , Xi Zhang
  6. Beyond Text: Fine-Grained Multi-Modal Fact Verification with Hypergraph Transformers
    AAAI 2025 ·
    Hui Pang
    ,
    Chaozhuo Li
    ,
    Litian Zhang
    ,
    Senzhang Wang
    , Xi Zhang
  7. CogniBench: A Legal-inspired Framework and Dataset for Assessing Cognitive Faithfulness of Large Language Models
    ACL 2025 ·
    Xiaqiang Tang
    ,
    Jian Li
    ,
    Keyu Hu
    ,
    Nan Du
    ,
    Xiaolong Li
    , Xi Zhang,
    Weigao Sun
    ,
    Sihong Xie
  8. Curriculum Hierarchical Knowledge Distillation for Bias-Free Survival Prediction
    IJCAI 2025 ·
    Chaozhuo Li
    ,
    Zhihao Tang
    ,
    Mingji Zhang
    ,
    Zhiquan Liu
    ,
    Litian Zhang
    , Xi Zhang
  9. DSG-MCTS: A Dynamic Strategy-Guided Monte Carlo Tree Search for Diversified Reasoning in Large Language Models
    EMNLP 2025 ·
    Rui Ha
    ,
    Chaozhuo Li
    ,
    Rui Pu
    ,
    Litian Zhang
    , Xi Zhang,
    Sen Su
  10. Diffusion Guided Propagation Augmentation for Popularity Prediction
    IJCAI 2025 ·
    Chaozhuo Li
    ,
    Tianqi Yang
    ,
    Litian Zhang
    , Xi Zhang
  11. From Representation Space to Prognostic Insights: Whole Slide Image Generation with Hierarchical Diffusion Model for Survival Prediction
    AAAI 2025 ·
    Zhihao Tang
    , Xi Zhang,
    Chaozhuo Li
  12. Ghidorah: Towards Robust Multi-Scale Information Diffusion Prediction via Test-Time Training
    AAAI 2025 ·
    Wenting Zhu
    ,
    Chaozhuo Li
    ,
    Litian Zhang
    ,
    Senzhang Wang
    , Xi Zhang
  13. MRR-FV: Unlocking Complex Fact Verification with Multi-Hop Retrieval and Reasoning
    AAAI 2025 ·
    Liwen Zheng
    ,
    Chaozhuo Li
    ,
    Litian Zhang
    ,
    Haoran Jia
    ,
    Senzhang Wang
    ,
    Zheng Liu
    , Xi Zhang
  14. One SPACE to Rule Them All: Jointly Mitigating Factuality and Faithfulness Hallucinations in LLMs
    NeurIPS 2025 ·
    Pengbo Wang
    ,
    Chaozhuo Li
    ,
    Chenxu Wang
    ,
    Liwen Zheng
    ,
    Litian Zhang
    , Xi Zhang
  15. Robust Explanations of Graph Neural Networks via Graph Curvatures
    NeurIPS 2025 ·
    Yazheng Liu
    , Xi Zhang,
    Sihong Xie
    ,
    Hui Xiong
  16. BaitAttack: Alleviating Intention Shift in Jailbreak Attacks via Adaptive Bait Crafting
    EMNLP 2024 ·
    Rui Pu
    ,
    Chaozhuo Li
    ,
    Rui Ha
    ,
    Litian Zhang
    ,
    Lirong Qiu
    , Xi Zhang
  17. Collaborative Metapath Enhanced Corporate Default Risk Assessment on Heterogeneous Graph
    WWW 2024 ·
    Zheng Zhang
    ,
    Yingsheng Ji
    ,
    Jiachen Shen
    ,
    Yushu Chen
    , Xi Zhang,
    Guangwen Yang
  18. Deeply Fusing Semantics and Interactions for Item Representation Learning via Topology-driven Pre-training
    ACM MM 2024 ·
    Shiqin Liu
    ,
    Chaozhuo Li
    , Xi Zhang,
    Minjun Zhao
    ,
    Yuanbo Xu
    ,
    Jiajun Bu
  19. Enhancing Robustness of Graph Neural Networks on Social Media with Explainable Inverse Reinforcement Learning
    NeurIPS 2024 ·
    Yuefei Lyu
    ,
    Chaozhuo Li
    ,
    Sihong Xie
    , Xi Zhang
  20. Evidence Retrieval is almost All You Need for Fact Verification
    ACL 2024 ·
    Liwen Zheng
    ,
    Chaozhuo Li
    , Xi Zhang,
    Yuming Shang
    ,
    Feiran Huang
    ,
    Haoran Jia
  21. GPT4Rec: Graph Prompt Tuning for Streaming Recommendation
    SIGIR 2024 ·
    Peiyan Zhang
    ,
    Yuchen Yan
    , Xi Zhang,
    Liying Kang
    ,
    Chaozhuo Li
    ,
    Feiran Huang
    ,
    Senzhang Wang
    ,
    Sunghun Kim
  22. Mitigating Social Hazards: Early Detection of Fake News via Diffusion-Guided Propagation Path Generation
    ACM MM 2024 ·
    Litian Zhang
    ,
    Xiaoming Zhang
    ,
    Chaozhuo Li
    ,
    Ziyi Zhou
    ,
    Jiacheng Liu
    ,
    Feiran Huang
    , Xi Zhang
  23. Training for Stable Explanation for Free
    NeurIPS 2024 ·
    Chao Chen
    ,
    Chenghua Guo
    ,
    Rufeng Chen
    ,
    Guixiang Ma
    ,
    Ming Zeng
    ,
    Xiangwen Liao
    , Xi Zhang,
    Sihong Xie
  24. TransGNN: Harnessing the Collaborative Power of Transformers and Graph Neural Networks for Recommender Systems
    SIGIR 2024 ·
    Peiyan Zhang
    ,
    Yuchen Yan
    , Xi Zhang,
    Chaozhuo Li
    ,
    Senzhang Wang
    ,
    Feiran Huang
    ,
    Sunghun Kim