Chengkai Huang

2026

doi dblp
Dual Conditional Diffusion for Sequential Recommendation.
Hongtao Huang|Chengkai Huang|Tong Yu|Xiaojun Chang|Wen Hu|Julian J. McAuley|Lina Yao
Proceedings of the Nineteenth ACM International Conference on Web Search and Data Mining, WSDM 2026, Boise, ID, USA, February 22-26, 2026
doi dblp
PruneRAG: Confidence-Guided Query Decomposition Trees for Efficient Retrieval-Augmented Generation.
Shuguang Jiao|Xinyu Xiao|Yunfan Wei|Shuhan Qi|Chengkai Huang|Quan Z. Sheng|Lina Yao
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
Gaussian Mixture Flow Matching with Domain Alignment for Multi-Domain Sequential Recommendation.
Xiaoxin Ye|Chengkai Huang|Hongtao Huang|Lina Yao
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

doi dblp
Eliminating Sentiment Bias in Recommender Systems by Counterfactual Inference.
Le Pan|Yuanjiang Cao|Chengkai Huang|Wenjie Zhang|Lina Yao
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025

2023

doi dblp
Contrastive Counterfactual Learning for Causality-aware Interpretable Recommender Systems.
Guanglin Zhou|Chengkai Huang|Xiaocong Chen|Xiwei Xu|Chen Wang|Liming Zhu|Lina Yao
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
doi dblp
Dual Contrastive Transformer for Hierarchical Preference Modeling in Sequential Recommendation.
Chengkai Huang|Udo Kruschwitz|Shoujin Wang|Michael Meder|Xianzhi Wang|Udo Kruschwitz|Chengkai Huang|Lina Yao|Shoujin Wang|Michael Meder
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023
doi dblp
Modeling Temporal Positive and Negative Excitation for Sequential Recommendation.
Chengkai Huang|Shoujin Wang|Xianzhi Wang|Lina Yao
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023

2020

doi dblp
Explore instance similarity: An instance correlation based hashing method for multi-label cross-model retrieval.
Chengkai Huang|Xuan Luo|Jiajia Zhang|Qing Liao|Xuan Wang|Zoe Lin Jiang|Shuhan Qi
Information Processing and Management 2020 Volume 57 Issue 2