Zhang, Xuyun

21 publications

NeurIPS 2025 A Fair Federated Learning Method for Handling Client Participation Probability Inconsistencies in Heterogeneous Environments Siyuan Wu, Yongzhe Jia, Haolong Xiang, Xiaolong Xu, Xuyun Zhang, Lianyong Qi, Wanchun Dou

IJCAI 2025 Balancing User-Item Structure and Interaction with Large Language Models and Optimal Transport for Multimedia Recommendation Haodong Li, Lianyong Qi, Weiming Liu, Xiaolong Xu, Wanchun Dou, Yang Cao, Xuyun Zhang, Amin Beheshti, Xiaokang Zhou

AAAI 2025 Defense Against Model Stealing Based on Account-Aware Distribution Discrepancy Jian-Ping Mei, Weibin Zhang, Jie Chen, Xuyun Zhang, Tiantian Zhu

AAAI 2025 DivGCL: A Graph Contrastive Learning Model for Diverse Recommendation Wenwen Gong, Yangliao Geng, Dan Zhang, Yifan Zhu, Xiaolong Xu, Haolong Xiang, Amin Beheshti, Xuyun Zhang, Lianyong Qi

ICML 2025 DocKS-RAG: Optimizing Document-Level Relation Extraction Through LLM-Enhanced Hybrid Prompt Tuning Xiaolong Xu, Yibo Zhou, Haolong Xiang, Xiaoyong Li, Xuyun Zhang, Lianyong Qi, Wanchun Dou

IJCAI 2025 Empowering Multimodal Road Traffic Profiling with Vision Language Models and Frequency Spectrum Fusion Haolong Xiang, Xiaolong Xu, Guangdong Wang, Xuyun Zhang, Xiaoyong Li, Qi Zhang, Amin Beheshti, Wei Fan

AAAI 2025 Enhancing Diffusion Model with Auxiliary Information Mining-Exploration and Efficient Sampling Mechanism for Sequential Recommendation Te Song, Lianyong Qi, Weiming Liu, Fan Wang, Xiaolong Xu, Xuyun Zhang, Amin Beheshti, Xiaokang Zhou, Wanchun Dou

IJCAI 2025 Fine-Grained and Efficient Self-Unlearning with Layered Iteration Hongyi Lyu, Xuyun Zhang, Hongsheng Hu, Shuo Wang, Chaoxiang He, Lianyong Qi

NeurIPS 2025 HPSERec: A Hierarchical Partitioning and Stepwise Enhancement Framework for Long-Tailed Sequential Recommendation Xiaolong Xu, Xudong Zhao, Haolong Xiang, Xuyun Zhang, Wei Shen, Hongsheng Hu, Lianyong Qi

AAAI 2025 Incomplete Multi-View Multi-Label Classification via Diffusion-Guided Redundancy Removal Shilong Ou, Zhe Xue, Lixiong Qin, Yawen Li, Meiyu Liang, Junjiang Wu, Xuyun Zhang, Amin Beheshti, Yuankai Qi

AAAI 2025 NLGT: Neighborhood-Based and Label-Enhanced Graph Transformer Framework for Node Classification Xiaolong Xu, Yibo Zhou, Haolong Xiang, Xiaoyong Li, Xuyun Zhang, Lianyong Qi, Wanchun Dou

ICML 2025 Policy Filtration for RLHF to Mitigate Noise in Reward Models Chuheng Zhang, Wei Shen, Li Zhao, Xuyun Zhang, Xiaolong Xu, Wanchun Dou, Jiang Bian

IJCAI 2025 Variational Graph Auto-Encoder Driven Graph Enhancement for Sequential Recommendation Yuwen Liu, Lianyong Qi, Xingyuan Mao, Weiming Liu, Shichao Pei, Fan Wang, Xuyun Zhang, Amin Beheshti, Xiaokang Zhou

IJCAI 2024 Attention Based Document-Level Relation Extraction with None Class Ranking Loss Xiaolong Xu, Chenbin Li, Haolong Xiang, Lianyong Qi, Xuyun Zhang, Wanchun Dou

IJCAI 2024 Counterfactual User Sequence Synthesis Augmented with Continuous Time Dynamic Preference Modeling for Sequential POI Recommendation Lianyong Qi, Yuwen Liu, Weiming Liu, Shichao Pei, Xiaolong Xu, Xuyun Zhang, Yingjie Wang, Wanchun Dou

NeurIPS 2024 DapperFL: Domain Adaptive Federated Learning with Model Fusion Pruning for Edge Devices Yongzhe Jia, Xuyun Zhang, Hongsheng Hu, Kim-Kwang Raymond Choo, Lianyong Qi, Xiaolong Xu, Amin Beheshti, Wanchun Dou

AAAI 2024 FedLPS: Heterogeneous Federated Learning for Multiple Tasks with Local Parameter Sharing Yongzhe Jia, Xuyun Zhang, Amin Beheshti, Wanchun Dou

IJCAI 2024 Shadow-Free Membership Inference Attacks: Recommender Systems Are More Vulnerable than You Thought Xiaoxiao Chi, Xuyun Zhang, Yan Wang, Lianyong Qi, Amin Beheshti, Xiaolong Xu, Kim-Kwang Raymond Choo, Shuo Wang, Hongsheng Hu

IJCAI 2023 OptIForest: Optimal Isolation Forest for Anomaly Detection Haolong Xiang, Xuyun Zhang, Hongsheng Hu, Lianyong Qi, Wanchun Dou, Mark Dras, Amin Beheshti, Xiaolong Xu

AAAI 2023 RePreM: Representation Pre-Training with Masked Model for Reinforcement Learning Yuanying Cai, Chuheng Zhang, Wei Shen, Xuyun Zhang, Wenjie Ruan, Longbo Huang

IJCAI 2022 Membership Inference via Backdooring Hongsheng Hu, Zoran Salcic, Gillian Dobbie, Jinjun Chen, Lichao Sun, Xuyun Zhang