Lei Chen

2025

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Multimodal Contrastive Learning with Early Fusion for Robust Medical Signal Representation.
Lei Chen|Kyoungsuk Park|Junetae Kim
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
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Multiscale Adaptive Conflict-Balancing Model For Multimedia Deepfake Detection.
Zihan Xiong|Xiaohua Wu|Lei Chen|Fangqi Lou
Proceedings of the 2025 International Conference on Multimedia Retrieval, ICMR 2025, Chicago, IL, USA, 30 June 2025 - 3 July 2025

2024

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Teach and Explore: A Multiplex Information-guided Effective and Efficient Reinforcement Learning for Sequential Recommendation.
Surong Yan|Chenglong Shi|Haosen Wang|Lei Chen|Ling Jiang|Ruilin Guo|Kwei-Jay Lin
ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 5

2022

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Utilizing Contrastive Learning To Address Long Tail Issue in Product Categorization.
Lei Chen|Tianqi Wang
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022

2020

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Graph Neural Network for Tag Ranking in Tag-enhanced Video Recommendation.
Qi Liu|Ruobing Xie|Lei Chen|Shukai Liu|Ke Tu|Peng Cui|Bo Zhang|Leyu Lin
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020

2014

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ICTNET at Temporal Summarization Track TREC 2014.
Lei Chen|Hainan Zhang|Siying Li|Zhiyuan Ji|Qian Liu|Yue Liu|Dayong Wu|Xueqi Cheng
Proceedings of The Twenty-Third Text REtrieval Conference, TREC 2014, Gaithersburg, Maryland, USA, November 19-21, 2014

2012

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A hybrid approach for efficient provenance storage.
Yulai Xie|Dan Feng|Zhipeng Tan|Lei Chen|Kiran-Kumar Muniswamy-Reddy|Yan Li|Darrell D. E. Long
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012