Xixun Lin

2026

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Learning Discrete Identifiers and Dense Vectors for Generative Retrieval.
Yunfan Xie|Lixin Zou|Xiangyang Luo|Hengyi Cai|Chaoran Zhang|Liming Dong|Xixun Lin|Chenliang Li
ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 2
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Erratum: Learning Discrete Identifiers and Dense Vectors for Generative Retrieval.
Yunfan Xie|Lixin Zou|Xiangyang Luo|Hengyi Cai|Chaoran Zhang|Liming Dong|Xixun Lin|Chenliang Li
ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 3
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D2TCDR: Disentangled Diffusion-Based Transfer for Cross-Domain Recommendation.
Hong Zhou|Xixun Lin|Yanan Cao|Shichao Zhu|Renqi Jia|Xiangyu Zhao|Guandong Xu|Li Guo
ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 3
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MuVaC: A Variational Causal Framework for Multimodal Sarcasm Understanding in Dialogues.
Diandian Guo|Fangfang Yuan|Cong Cao|Xixun Lin|Chuan Zhou|Hao Peng|Yanan Cao|Yanbing Liu
Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026.
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Scaling Collaborative Filtering with Multimodal Contrastive Fine-tuning.
Liwei Jin|Dan Luo|Lixin Zou|Chenliang Li|Xiangyang Luo|Xixun Lin|Liming Dong|Yifan Zhang
Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026.
doi dblp
Conditional Diffusion Guided Knowledge Transfer for Multi-Domain Knowledge Graph Completion.
Jiawei Sheng|Kening Gao|Taoyu Su|Xixun Lin|Jiawei Sheng|Kening Gao|Xiaodong Li|Tingwen Liu
Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026.
doi dblp
Generalizable Graph-level Anomaly Detection via Prompted Anomaly Expansion and Normality Extraction.
Ge Zhang|Jiapei Chen|Guohao Sun|Xiu Fang|Zhenyu Yang|Xixun Lin|Liang Yang
Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026.

2025

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A data-centric framework of improving graph neural networks for knowledge graph embedding.
Yanan Cao|Xixun Lin|Yongxuan Wu|Fengzhao Shi|Yanmin Shang|Qingfeng Tan|Chuan Zhou|Peng Zhang
World Wide Web (WWW) 2025 Volume 28 Issue 1
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Contrastive Modality-Disentangled Learning for Multimodal Recommendation.
Xixun Lin|Rui Liu|Yanan Cao|Lixin Zou|Qian Li|Yongxuan Wu|Yang Liu|Dawei Yin|Guandong Xu
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 3
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Conformal Graph-level Out-of-distribution Detection with Adaptive Data Augmentation.
Xixun Lin|Yanan Cao|Nan Sun|Lixin Zou|Chuan Zhou|Peng Zhang|Shuai Zhang|Ge Zhang|Jia Wu
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025

2024

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VR-GNN: variational relation vector graph neural network for modeling homophily and heterophily.
Fengzhao Shi|Yanan Cao|Ren Li|Xixun Lin|Yanmin Shang|Chuan Zhou|Jia Wu|Shirui Pan
World Wide Web (WWW) 2024 Volume 27 Issue 3

2022

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DisenCDR: Learning Disentangled Representations for Cross-Domain Recommendation.
Jiangxia Cao|Xixun Lin|Xin Cong|Jing Ya|Tingwen Liu|Bin Wang
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022

2021

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Bipartite Graph Embedding via Mutual Information Maximization.
Jiangxia Cao|Xixun Lin|Shu Guo|Luchen Liu|Tingwen Liu|Bin Wang
WSDM '21, The Fourteenth ACM International Conference on Web Search and Data Mining, Virtual Event, Israel, March 8-12, 2021
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Task-adaptive Neural Process for User Cold-Start Recommendation.
Xixun Lin|Jia Wu|Chuan Zhou|Shirui Pan|Yanan Cao|Bin Wang
WWW '21: The Web Conference 2021, Virtual Event / Ljubljana, Slovenia, April 19-23, 2021.