PPaperPicks

Xiaolong Xu

Nanjing University of Information Science and Technology, School of Computer and Software, China

46 papers at tracked venues · 26 at CORE A* · active 2024–2026

DBLP profile ↗ORCID 0000-0003-4879-9803 ↗Google Scholar ↗Homepage ↗

Venues

IJCAI ×9AAAI ×7WWW ×7WSDM ×4ACM MM ×3CIKM ×3ICWS ×3NeurIPS ×3ICML ×2SIGIR ×2CVPR ×1ICDM ×1SIGMOD ×1

Frequent coauthors

Xuyun Zhang
×33
Lianyong Qi
×33
Haolong Xiang
×27
Wanchun Dou
×25
Amin Beheshti
×14
Weiming Liu
×10
Xiaokang Zhou
×10
Yuwen Liu
×8
Hongsheng Hu
×6
Xiaoyong Li
×6
Fan Wang
×5
Wei Fan
×4

Papers

  1. Automated C Vulnerability Detection via Structure-Enhanced Graph Transformer and RBM
    WSDM 2026 ·
    Yibo Zhou
    , Xiaolong Xu,
    Haolong Xiang
    ,
    Xuyun Zhang
    ,
    Siyu Wu
  2. CIFAD: Causal-Invariant Subspace Learning for Few-Shot Anomaly Detection on Dynamic Relational Graphs
    WWW 2026 ·
    Yu Xiao
    ,
    Haolong Xiang
    , Xiaolong Xu,
    Lianyong Qi
    ,
    Xuyun Zhang
    ,
    Wei Fan
    ,
    Wanchun Dou
  3. DDGCL: Dual Diffusion-based Graph Contrastive Learning for Recommendation
    WSDM 2026 ·
    Shiqi Ge
    ,
    Shunmei Meng
    ,
    Xiaoxiao Chi
    ,
    Lianyong Qi
    , Xiaolong Xu,
    Amin Beheshti
    ,
    Xuyun Zhang
  4. DyLogNet: A Dynamic Multi-Relational Graph Framework for Log Anomaly Detection
    WWW 2026 ·
    Xudong Zhao
    , Xiaolong Xu,
    Haolong Xiang
    ,
    Tong Gao
    ,
    Lianyong Qi
    ,
    Amin Beheshti
    ,
    Xuyun Zhang
    ,
    Wanchun Dou
  5. Enhanced Cold-Start Sequential Recommendation with Causal Diffusion Preference Modeling
    WSDM 2026 ·
    Hongsheng Dong
    ,
    Haolong Xiang
    , Xiaolong Xu,
    Xuyun Zhang
  6. Exploring High-order-aware Prompt Learning for Zero-shot Anomaly Detection
    AAAI 2026 ·
    Shun Wei
    ,
    Jielin Jiang
    , Xiaolong Xu
  7. Fourier Kolmogorov-Arnold Network and Hypergraph Enhanced Contrastive Learning for Recommendation
    SIGIR 2026 ·
    Yuwen Liu
    ,
    Lianyong Qi
    ,
    Xucheng Zhou
    ,
    Xingyuan Mao
    ,
    Weiming Liu
    ,
    Shuang Wang
    , Xiaolong Xu,
    Haolong Xiang
    ,
    Xuyun Zhang
    ,
    Wanchun Dou
  8. GSDiffRec: Enhancing Personalized Sequential Recommendation via Diffusion Augmentation and Guidance Optimization
    WSDM 2026 ·
    Ruxue Han
    ,
    Lianyong Qi
    ,
    Chao Yan
    ,
    Weiyi Zhong
    ,
    Boyuan Yan
    ,
    Bing Zhao
    ,
    Xiaoran Zhao
    ,
    Zhikang Feng
    , Xiaolong Xu,
    Haolong Xiang
    ,
    Xuyun Zhang
  9. IdeFN: Identifying Unclicked Space False Negatives via Relaxed Partial Optimal Transport for Conversion Rate Prediction
    AAAI 2026 ·
    Weiyi Zhong
    ,
    Weiming Liu
    ,
    Lianyong Qi
    ,
    Xiaoran Zhao
    , Xiaolong Xu,
    Haolong Xiang
    ,
    Yang Cao
    ,
    Shichao Pei
    ,
    Qiang Ni
  10. Joint Similar User Exploration and Informative Behavior Guidance for Multi-Modal New Item Recommendation
    WWW 2026 ·
    Jianye Xie
    ,
    Lianyong Qi
    ,
    Weiming Liu
    ,
    Anqi Wang
    , Xiaolong Xu,
    Haolong Xiang
    ,
    Xuyun Zhang
    ,
    Wenwen Gong
    ,
    Yang Zhang
    ,
    Amin Beheshti
    ,
    Wanchun Dou
  11. MTP: Exploring Multimodal Urban Traffic Profiling with Modality Augmentation and Spectrum Fusion
    AAAI 2026 ·
    Haolong Xiang
    ,
    Peisi Wang
    , Xiaolong Xu,
    Kun Yi
    ,
    Xuyun Zhang
    ,
    Quan Z. Sheng
    ,
    Amin Beheshti
    ,
    Wei Fan
  12. PLIKD: Prompt Learning with Instance-aware Knowledge Distillation for Web-scale Semantic Image Classification
    WWW 2026 ·
    Jianye Xie
    ,
    Chunhua Hu
    ,
    Lianyong Qi
    ,
    Fan Wang
    , Xiaolong Xu,
    Haolong Xiang
    ,
    Xuyun Zhang
    ,
    Shichao Pei
    ,
    Amin Beheshti
    ,
    Wanchun Dou
    ,
    Xiaokang Zhou
  13. A Fair Federated Learning Method for Handling Client Participation Probability Inconsistencies in Heterogeneous Environments
    NeurIPS 2025 ·
    Siyuan Wu
    ,
    Yongzhe Jia
    ,
    Haolong Xiang
    , Xiaolong Xu,
    Xuyun Zhang
    ,
    Lianyong Qi
    ,
    Wanchun Dou
  14. Balancing User-Item Structure and Interaction with Large Language Models and Optimal Transport for Multimedia Recommendation
    IJCAI 2025 ·
    Haodong Li
    ,
    Lianyong Qi
    ,
    Weiming Liu
    , Xiaolong Xu,
    Wanchun Dou
    ,
    Yang Cao
    ,
    Xuyun Zhang
    ,
    Amin Beheshti
    ,
    Xiaokang Zhou
  15. Boosting Guided Diffusion with Large Language Models for Multimodal Sequential Recommendation
    ACM MM 2025 ·
    Te Song
    ,
    Lianyong Qi
    ,
    Weiming Liu
    ,
    Fan Wang
    , Xiaolong Xu,
    Hongsheng Hu
    ,
    Yang Cao
    ,
    Xuyun Zhang
    ,
    Amin Beheshti
  16. CLLMRec: Contrastive Learning with LLMs-based View Augmentation for Sequential Recommendation
    IJCAI 2025 ·
    Fan Lu
    , Xiaolong Xu,
    Haolong Xiang
    ,
    Lianyong Qi
    ,
    Xiaokang Zhou
    ,
    Fei Dai
    ,
    Wanchun Dou
  17. DivGCL: A Graph Contrastive Learning Model for Diverse Recommendation
    AAAI 2025 ·
    Wenwen Gong
    ,
    Yangliao Geng
    ,
    Dan Zhang
    ,
    Yifan Zhu
    , Xiaolong Xu,
    Haolong Xiang
    ,
    Amin Beheshti
    ,
    Xuyun Zhang
    ,
    Lianyong Qi
  18. DocKS-RAG: Optimizing Document-Level Relation Extraction through LLM-Enhanced Hybrid Prompt Tuning
    ICML 2025 · Xiaolong Xu,
    Yibo Zhou
    ,
    Haolong Xiang
    ,
    Xiaoyong Li
    ,
    Xuyun Zhang
    ,
    Lianyong Qi
    ,
    Wanchun Dou
  19. Empowering Multimodal Road Traffic Profiling with Vision Language Models and Frequency Spectrum Fusion
    IJCAI 2025 ·
    Haolong Xiang
    , Xiaolong Xu,
    Guangdong Wang
    ,
    Xuyun Zhang
    ,
    Xiaoyong Li
    ,
    Qi Zhang
    ,
    Amin Beheshti
    ,
    Wei Fan
  20. Enhancing Diffusion Model with Auxiliary Information Mining-Exploration and Efficient Sampling Mechanism for Sequential Recommendation
    AAAI 2025 ·
    Te Song
    ,
    Lianyong Qi
    ,
    Weiming Liu
    ,
    Fan Wang
    , Xiaolong Xu,
    Xuyun Zhang
    ,
    Amin Beheshti
    ,
    Xiaokang Zhou
    ,
    Wanchun Dou
  21. FedMLU: Mitigating Source Inference Attacks in Federated Learning Without Losing Utility for Secure IoT Services
    ICWS 2025 ·
    Mengmeng Cui
    ,
    Hao Cheng
    ,
    Xuanru Guo
    ,
    Haolong Xiang
    ,
    Kun Yi
    ,
    Xiaoyong Li
    , Xiaolong Xu
  22. HPSERec: A Hierarchical Partitioning and Stepwise Enhancement Framework for Long-tailed Sequential Recommendation
    NeurIPS 2025 · Xiaolong Xu,
    Xudong Zhao
    ,
    Haolong Xiang
    ,
    Xuyun Zhang
    ,
    Wei Shen
    ,
    Hongsheng Hu
    ,
    Lianyong Qi
  23. HRCformer: Hierarchical Recursive Convolution-Transformer with Multi-Scale Adaptive Recalibration for Time Series Forecasting
    CIKM 2025 ·
    Dejiang Zhang
    ,
    Lianyong Qi
    ,
    Yuwen Liu
    ,
    Xucheng Zhou
    ,
    Jianye Xie
    ,
    Haolong Xiang
    , Xiaolong Xu,
    Xuyun Zhang
    ,
    Yang Cao
    ,
    Yang Zhang
  24. Hyperbolic Variational Graph Auto-Encoder for Next POI Recommendation
    WWW 2025 ·
    Yuwen Liu
    ,
    Lianyong Qi
    ,
    Xingyuan Mao
    ,
    Weiming Liu
    ,
    Fan Wang
    , Xiaolong Xu,
    Xuyun Zhang
    ,
    Wanchun Dou
    ,
    Xiaokang Zhou
    ,
    Amin Beheshti
  25. Joint Test-time Adaptation with Refined Pseudo-labels and Latent Score Matching
    ACM MM 2025 ·
    Yijie Yang
    ,
    Lianyong Qi
    ,
    Weiming Liu
    ,
    Fan Wang
    ,
    Jing Du
    ,
    Yuwen Liu
    , Xiaolong Xu,
    Qiang Ni
    ,
    Wanchun Dou
    ,
    Xiaokang Zhou
  26. LLMGCL: Graph Contrastive Learning with Large Language Models for Recommendation
    ICWS 2025 ·
    Shiqi Ge
    ,
    Shunmei Meng
    ,
    Jielong Zhou
    ,
    Lianyong Qi
    , Xiaolong Xu,
    Xuyun Zhang
  27. Layer-Wise Decoupling for Personalized Federated Learning in Web-Sourced Non-Iid Data
    ICWS 2025 ·
    Yong Cheng
    ,
    Fengyu Dong
    ,
    Ruoshui Wang
    ,
    Haolong Xiang
    ,
    Guoqiang Liu
    ,
    Xiaoyong Li
    , Xiaolong Xu
  28. MEGAD: A Memory-Efficient Framework for Large-Scale Attributed Graph Anomaly Detection
    IJCAI 2025 ·
    Yifan Zhang
    ,
    Haolong Xiang
    , Xiaolong Xu,
    Zishun Rui
    ,
    Xiaoyong Li
    ,
    Lianyong Qi
    ,
    Fei Dai
  29. MGF-ESE: An Enhanced Semantic Extractor with Multi-Granularity Feature Fusion for Code Summarization
    WWW 2025 · Xiaolong Xu,
    Yuxin Cao
    ,
    Hongsheng Hu
    ,
    Haolong Xiang
    ,
    Lianyong Qi
    ,
    Junqun Xiong
    ,
    Wanchun Dou
  30. NLGT: Neighborhood-based and Label-enhanced Graph Transformer Framework for Node Classification
    AAAI 2025 · Xiaolong Xu,
    Yibo Zhou
    ,
    Haolong Xiang
    ,
    Xiaoyong Li
    ,
    Xuyun Zhang
    ,
    Lianyong Qi
    ,
    Wanchun Dou
  31. PFedCS: A Personalized Federated Learning Method for Enhancing Collaboration among Similar Classifiers
    AAAI 2025 ·
    Siyuan Wu
    ,
    Yongzhe Jia
    ,
    Bowen Liu
    ,
    Haolong Xiang
    , Xiaolong Xu,
    Wanchun Dou
  32. Policy Filtration for RLHF to Mitigate Noise in Reward Models
    ICML 2025 ·
    Chuheng Zhang
    ,
    Wei Shen
    ,
    Li Zhao
    ,
    Xuyun Zhang
    , Xiaolong Xu,
    Wanchun Dou
    ,
    Jiang Bian
  33. Serf: Streaming Error-Bounded Floating-Point Compression
    SIGMOD 2025 ·
    Ruiyuan Li
    ,
    Zechao Chen
    ,
    Ruyun Lu
    , Xiaolong Xu,
    Guangchao Yang
    ,
    Chao Chen
    ,
    Jie Bao
    ,
    Yu Zheng
  34. UniNet: A Contrastive Learning-guided Unified Framework with Feature Selection for Anomaly Detection
    CVPR 2025 ·
    Shun Wei
    ,
    Jielin Jiang
    , Xiaolong Xu
  35. Universal Backdoor Defense via Label Consistency in Vertical Federated Learning
    IJCAI 2025 ·
    Peng Chen
    ,
    Haolong Xiang
    ,
    Xin Du
    , Xiaolong Xu,
    Xuhao Jiang
    ,
    Zhihui Lu
    ,
    Jirui Yang
    ,
    Qiang Duan
    ,
    Wanchun Dou
  36. Where Does This Data Come From? Enhanced Source Inference Attacks in Federated Learning
    IJCAI 2025 ·
    Haiyang Chen
    , Xiaolong Xu,
    Xiang Zhu
    ,
    Xiaokang Zhou
    ,
    Fei Dai
    ,
    Yansong Gao
    ,
    Xiao Chen
    ,
    Shuo Wang
    ,
    Hongsheng Hu
  37. Attention Based Document-level Relation Extraction with None Class Ranking Loss
    IJCAI 2024 · Xiaolong Xu,
    Chenbin Li
    ,
    Haolong Xiang
    ,
    Lianyong Qi
    ,
    Xuyun Zhang
    ,
    Wanchun Dou
  38. CHDAER: Consistent Hashing-based Data Allocation for Efficient Recommendation in Edge Environment
    CIKM 2024 ·
    Zhikang Feng
    ,
    Chao Yan
    ,
    Rong Jiang
    , Xiaolong Xu,
    Xuyun Zhang
    ,
    Xiaokang Zhou
    ,
    Wanchun Dou
    ,
    Lianyong Qi
  39. CMCLRec: Cross-modal Contrastive Learning for User Cold-start Sequential Recommendation
    SIGIR 2024 · Xiaolong Xu,
    Hongsheng Dong
    ,
    Lianyong Qi
    ,
    Xuyun Zhang
    ,
    Haolong Xiang
    ,
    Xiaoyu Xia
    ,
    Yanwei Xu
    ,
    Wanchun Dou
  40. Cluster-driven Personalized Federated Recommendation with Interest-aware Graph Convolution Network for Multimedia
    ACM MM 2024 ·
    Xingyuan Mao
    ,
    Yuwen Liu
    ,
    Lianyong Qi
    ,
    Li Duan
    , Xiaolong Xu,
    Xuyun Zhang
    ,
    Wanchun Dou
    ,
    Amin Beheshti
    ,
    Xiaokang Zhou
  41. Counterfactual User Sequence Synthesis Augmented with Continuous Time Dynamic Preference Modeling for Sequential POI Recommendation
    IJCAI 2024 ·
    Lianyong Qi
    ,
    Yuwen Liu
    ,
    Weiming Liu
    ,
    Shichao Pei
    , Xiaolong Xu,
    Xuyun Zhang
    ,
    Yingjie Wang
    ,
    Wanchun Dou
  42. DapperFL: Domain Adaptive Federated Learning with Model Fusion Pruning for Edge Devices
    NeurIPS 2024 ·
    Yongzhe Jia
    ,
    Xuyun Zhang
    ,
    Hongsheng Hu
    ,
    Kim-Kwang Raymond Choo
    ,
    Lianyong Qi
    , Xiaolong Xu,
    Amin Beheshti
    ,
    Wanchun Dou
  43. EEiF: Efficient Isolated Forest with e Branches for Anomaly Detection
    ICDM 2024 ·
    Yifan Zhang
    ,
    Haolong Xiang
    ,
    Xuyun Zhang
    , Xiaolong Xu,
    Wei Fan
    ,
    Qin Zhang
    ,
    Lianyong Qi
  44. GLFNet: Global and Local Frequency-domain Network for Long-term Time Series Forecasting
    CIKM 2024 ·
    Xucheng Zhou
    ,
    Yuwen Liu
    ,
    Lianyong Qi
    , Xiaolong Xu,
    Wanchun Dou
    ,
    Xuyun Zhang
    ,
    Yang Zhang
    ,
    Xiaokang Zhou
  45. GraphSAGE-based POI Recommendation via Continuous-Time Modeling
    WWW 2024 ·
    Yuwen Liu
    ,
    Lianyong Qi
    ,
    Weiming Liu
    , Xiaolong Xu,
    Xuyun Zhang
    ,
    Wanchun Dou
  46. Shadow-Free Membership Inference Attacks: Recommender Systems Are More Vulnerable Than You Thought
    IJCAI 2024 ·
    Xiaoxiao Chi
    ,
    Xuyun Zhang
    ,
    Yan Wang
    ,
    Lianyong Qi
    ,
    Amin Beheshti
    , Xiaolong Xu,
    Kim-Kwang Raymond Choo
    ,
    Shuo Wang
    ,
    Hongsheng Hu