Lixin Su

2026

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Reconstructing Content with Collaborative Attention for Universal Multimodal Representation Learning.

Jiahan Chen|Da Li|Hengran Zhang|Gabriella Kazai|Yinqiong Cai|Lixin Su|Jiafeng Guo|Daiting Shi|Dawei Yin|Keping Bi

Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2026, MelbourneVICAustralia, July 20-24, 2026

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RAG-Enhanced Large Language Models for Dynamic Content Expiration Prediction in Web Search.

Tingyu Chen|Wenkai Zhang|Li Gao|Lixin Su|Ge Chen|Dawei Yin|Daiting Shi

Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2026, MelbourneVICAustralia, July 20-24, 2026

2025

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Agent4Ranking: Semantic Robust Ranking via Personalized Query Rewriting Using Multi-Agent LLMs.

Xiaopeng Li|Lixin Su|Pengyue Jia|Suqi Cheng|Junfeng Wang|Dawei Yin|Xiangyu Zhao

ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 6

2024

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GraphGPT: Graph Instruction Tuning for Large Language Models.

Jiabin Tang|Yuhao Yang|Wei Wei|Lei Shi|Lixin Su|Suqi Cheng|Dawei Yin|Chao Huang

Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024

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Text-Video Retrieval via Multi-Modal Hypergraph Networks.

Qian Li|Lixin Su|Jiashu Zhao|Long Xia|Hengyi Cai|Suqi Cheng|Hengzhu Tang|Junfeng Wang|Dawei Yin

Proceedings of the 17th ACM International Conference on Web Search and Data Mining, WSDM 2024, Merida, Mexico, March 4-8, 2024

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LLMRec: Large Language Models with Graph Augmentation for Recommendation.

Wei Wei|Xubin Ren|Jiabin Tang|Qinyong Wang|Lixin Su|Suqi Cheng|Junfeng Wang|Dawei Yin|Chao Huang

Proceedings of the 17th ACM International Conference on Web Search and Data Mining, WSDM 2024, Merida, Mexico, March 4-8, 2024

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Representation Learning with Large Language Models for Recommendation.

Xubin Ren|Wei Wei|Lianghao Xia|Lixin Su|Suqi Cheng|Junfeng Wang|Dawei Yin|Chao Huang

Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, May 13-17, 2024

2021

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Beyond Relevance: Trustworthy Answer Selection via Consensus Verification.

Lixin Su|Ruqing Zhang|Jiafeng Guo|Yixing Fan|Jiangui Chen|Yanyan Lan|Xueqi Cheng

WSDM '21, The Fourteenth ACM International Conference on Web Search and Data Mining, Virtual Event, Israel, March 8-12, 2021

2020

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Continual Domain Adaptation for Machine Reading Comprehension.

Lixin Su|Jiafeng Guo|Ruqing Zhang|Yixing Fan|Yanyan Lan|Xueqi Cheng

CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020

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Label Distribution Augmented Maximum Likelihood Estimation for Reading Comprehension.

Lixin Su|Jiafeng Guo|Yixing Fan|Yanyan Lan|Xueqi Cheng

WSDM '20: The Thirteenth ACM International Conference on Web Search and Data Mining, Houston, TX, USA, February 3-7, 2020

2019

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Controlling Risk of Web Question Answering.

Lixin Su|Jiafeng Guo|Yixing Fan|Yanyan Lan|Xueqi Cheng

Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 2019.