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Yixin Liu

14 papers at tracked venues · 10 at CORE A* · active 2024–2026

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Venues

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

Frequent coauthors

Shirui Pan
×13
Shiyuan Li
×5
Rui Miao
×4
Yu Zheng
×4
Yili Wang
×3
Xu Shen
×3
Xin Wang
×3
Junjun Pan
×3
Alan Wee-Chung Liew
×3
Kaize Ding
×3
Qingfeng Chen
×3
Chengqi Zhang
×2

Papers

  1. Assemble Your Crew: Automatic Multi-agent Communication Topology Design via Autoregressive Graph Generation
    AAAI 2026 ·
    Shiyuan Li
    , Yixin Liu,
    Qingsong Wen
    ,
    Chengqi Zhang
    ,
    Shirui Pan
  2. BlindGuard: Safeguarding LLM-based Multi-Agent Systems under Unknown Attacks
    ACL 2026 ·
    Rui Miao
    , Yixin Liu,
    Yili Wang
    ,
    Xu Shen
    ,
    Yue Tan
    ,
    Yiwei Dai
    ,
    Shirui Pan
    ,
    Xin Wang
  3. Correcting False Alarms from Unseen: Adapting Graph Anomaly Detectors at Test Time
    AAAI 2026 ·
    Junjun Pan
    , Yixin Liu,
    Chuan Zhou
    ,
    Fei Xiong
    ,
    Alan Wee-Chung Liew
    ,
    Shirui Pan
  4. Explainable and Fine-Grained Safeguarding of LLM Multi-Agent Systems via Bi-Level Graph Anomaly Detection
    ACL 2026 ·
    Junjun Pan
    , Yixin Liu,
    Rui Miao
    ,
    Kaize Ding
    ,
    Yu Zheng
    ,
    Quoc Viet Hung Nguyen
    ,
    Alan Wee-Chung Liew
    ,
    Shirui Pan
  5. OFA-MAS: One-for-All Multi-Agent System Topology Design based on Mixture-of-Experts Graph Generative Models
    WWW 2026 ·
    Shiyuan Li
    , Yixin Liu,
    Yu Zheng
    ,
    Mei Li
    ,
    Quoc Viet Hung Nguyen
    ,
    Shirui Pan
  6. A Label-free Heterophily-guided Approach for Unsupervised Graph Fraud Detection
    AAAI 2025 ·
    Junjun Pan
    , Yixin Liu,
    Xin Zheng
    ,
    Yizhen Zheng
    ,
    Alan Wee-Chung Liew
    ,
    Fuyi Li
    ,
    Shirui Pan
  7. FreeGAD: A Training-Free yet Effective Approach for Graph Anomaly Detection
    CIKM 2025 ·
    Yunfeng Zhao
    , Yixin Liu,
    Shiyuan Li
    ,
    Qingfeng Chen
    ,
    Yu Zheng
    ,
    Shirui Pan
  8. Understanding the Information Propagation Effects of Communication Topologies in LLM-based Multi-Agent Systems
    EMNLP 2025 ·
    Xu Shen
    , Yixin Liu,
    Yiwei Dai
    ,
    Yili Wang
    ,
    Rui Miao
    ,
    Yue Tan
    ,
    Shirui Pan
    ,
    Xin Wang
  9. Unifying Unsupervised Graph-Level Anomaly Detection and Out-of-Distribution Detection: A Benchmark
    ICLR 2025 ·
    Yili Wang
    , Yixin Liu,
    Xu Shen
    ,
    Chenyu Li
    ,
    Rui Miao
    ,
    Kaize Ding
    ,
    Ying Wang
    ,
    Shirui Pan
    ,
    Xin Wang
  10. ARC: A Generalist Graph Anomaly Detector with In-Context Learning
    NeurIPS 2024 · Yixin Liu,
    Shiyuan Li
    ,
    Yu Zheng
    ,
    Qingfeng Chen
    ,
    Chengqi Zhang
    ,
    Shirui Pan
  11. Divide and Denoise: Empowering Simple Models for Robust Semi-Supervised Node Classification against Label Noise
    SIGKDD 2024 ·
    Kaize Ding
    ,
    Xiaoxiao Ma
    , Yixin Liu,
    Shirui Pan
  12. GOODAT: Towards Test-Time Graph Out-of-Distribution Detection
    AAAI 2024 ·
    Luzhi Wang
    ,
    Dongxiao He
    ,
    He Zhang
    , Yixin Liu,
    Wenjie Wang
    ,
    Shirui Pan
    ,
    Di Jin
    ,
    Tat-Seng Chua
  13. Noise-Resilient Unsupervised Graph Representation Learning via Multi-Hop Feature Quality Estimation
    CIKM 2024 ·
    Shiyuan Li
    , Yixin Liu,
    Qingfeng Chen
    ,
    Geoffrey I. Webb
    ,
    Shirui Pan
  14. Self-Supervision Improves Diffusion Models for Tabular Data Imputation
    CIKM 2024 · Yixin Liu,
    Thalaiyasingam Ajanthan
    ,
    Hisham Husain
    ,
    Vu Nguyen