Weiwen Liu

2026

doi dblp
ColorBench: Benchmarking Mobile Agents with Graph-Structured Framework for Complex Long-Horizon Tasks.
Yuanyi Song|Heyuan Huang|Qiqiang Lin|Yin Zhao|Xiangmou Qu|Jun Wang|Xingyu Lou|Weiwen Liu|Zhuosheng Zhang|Jun Wang|Zhaoxiang Wang|Yong Yu|Weinan 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.

2025

doi dblp
How Can Recommender Systems Benefit from Large Language Models: A Survey.
Jianghao Lin|Xinyi Dai|Yunjia Xi|Weiwen Liu|Bo Chen|Hao Zhang|Yong Liu|Chuhan Wu|Xiangyang Li|Chenxu Zhu|Huifeng Guo|Yong Yu|Ruiming Tang|Weinan Zhang
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 2
doi dblp
Prompt Tuning as User Inherent Profile Inference Machine.
Yusheng Lu|Zhaocheng Du|Xiangyang Li|Pengyue Jia|Yejing Wang|Weiwen Liu|Yichao Wang|Huifeng Guo|Ruiming Tang|Zhenhua Dong|Yongrui Duan|Xiangyu Zhao
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
doi dblp
Action First: Leveraging Preference-Aware Actions for More Effective Decision-Making in Interactive Recommender Systems.
Renting Rui|Yunjia Xi|Weiwen Liu|Jianghao Lin|Bo Chen|Ruiming Tang|Weinan Zhang|Yong Yu
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
doi dblp
Efficiency Unleashed: Inference Acceleration for LLM-based Recommender Systems with Speculative Decoding.
Yunjia Xi|Hangyu Wang|Bo Chen|Jianghao Lin|Menghui Zhu|Weiwen Liu|Ruiming Tang|Zhewei Wei|Weinan Zhang|Yong Yu
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
doi dblp
LLM4Rerank: LLM-based Auto-Reranking Framework for Recommendations.
Jingtong Gao|Bo Chen|Xiangyu Zhao|Weiwen Liu|Xiangyang Li|Yichao Wang|Wanyu Wang|Huifeng Guo|Ruiming Tang
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025
doi dblp
D2K: Turning Historical Data into Retrievable Knowledge for Recommender Systems.
Jiarui Qin|Weiwen Liu|Weinan Zhang|Yong Yu
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025
doi dblp
HyperGate: Hierarchical Perceptive Gating Network for Multi-domain Multi-task Recommendation.
Xu Huang|Xiaolong Chen|Yichao Wang|Weiwen Liu|Yang Yang|Xingmei Wang|Defu Lian|Ruiming Tang
Companion Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025 - 2 May 2025

2024

doi dblp
Play to Your Strengths: Collaborative Intelligence of Conventional Recommender Models and Large Language Models.
Yunjia Xi|Weiwen Liu|Jianghao Lin|Chuhan Wu|Bo Chen|Ruiming Tang|Weinan Zhang|Yong Yu
Information Retrieval - 30th China Conference, CCIR 2024, Wuhan, China, October 18-20, 2024, Revised Selected Papers
doi dblp
EASE: Learning Lightweight Semantic Feature Adapters from Large Language Models for CTR Prediction.
Zexuan Qiu|Jieming Zhu|Yankai Chen|Guohao Cai|Weiwen Liu|Zhenhua Dong|Irwin King
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
doi dblp
MemoCRS: Memory-enhanced Sequential Conversational Recommender Systems with Large Language Models.
Yunjia Xi|Weiwen Liu|Jianghao Lin|Bo Chen|Ruiming Tang|Weinan Zhang|Yong Yu
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
doi dblp
HiFI: Hierarchical Fairness-aware Integrated Ranking with Constrained Reinforcement Learning.
Yifan Liu|Wei Xia|Weiwen Liu|Menghui Zhu|Weinan Zhang|Ruiming Tang|Yong Yu
Companion Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, Singapore, May 13-17, 2024
doi dblp
The 2nd Workshop on Recommendation with Generative Models.
Wenjie Wang|Yang Zhang|Xinyu Lin|Fuli Feng|Weiwen Liu|Yong Liu|Xiangyu Zhao|Wayne Xin Zhao|Yang Song|Xiangnan He
Companion Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, Singapore, May 13-17, 2024

2023

doi dblp
Learning to Retrieve User Behaviors for Click-through Rate Estimation.
Jiarui Qin|Weinan Zhang|Rong Su|Zhirong Liu|Weiwen Liu|Guangpeng Zhao|Hao Li|Ruiming Tang|Xiuqiang He|Yong Yu
ACM Transactions on Information Systems (TOIS) 2023 Volume 41 Issue 4
doi dblp
DFFM: Domain Facilitated Feature Modeling for CTR Prediction.
Wei Guo|Chenxu Zhu|Fan Yan|Bo Chen|Weiwen Liu|Huifeng Guo|Hongkun Zheng|Yong Liu|Ruiming Tang
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
doi dblp
Multi-domain Recommendation with Embedding Disentangling and Domain Alignment.
Wentao Ning|Xiao Yan|Weiwen Liu|Reynold Cheng|Rui Zhang|Bo Tang
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
doi dblp
Optimal Real-Time Bidding Strategy for Position Auctions in Online Advertising.
Weitong Ou|Bo Chen|Weiwen Liu|Xinyi Dai|Weinan Zhang|Wei Xia|Xuan Li|Ruiming Tang|Yong Yu
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
doi dblp
The 1st Workshop on Recommendation with Generative Models.
Wenjie Wang|Yong Liu|Yang Zhang|Weiwen Liu|Fuli Feng|Xiangnan He|Aixin Sun
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
doi dblp
An F-shape Click Model for Information Retrieval on Multi-block Mobile Pages.
Lingyue Fu|Jianghao Lin|Weiwen Liu|Ruiming Tang|Weinan Zhang|Rui Zhang|Yong Yu
Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining, WSDM 2023, Singapore, 27 February 2023 - 3 March 2023.
doi dblp
A Bird's-eye View of Reranking: From List Level to Page Level.
Yunjia Xi|Jianghao Lin|Weiwen Liu|Xinyi Dai|Weinan Zhang|Rui Zhang|Ruiming Tang|Yong Yu
Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining, WSDM 2023, Singapore, 27 February 2023 - 3 March 2023.
doi dblp
Integrated Ranking for News Feed with Reinforcement Learning.
Menghui Zhu|Wei Xia|Weiwen Liu|Yifan Liu|Ruiming Tang|Weinan Zhang
Companion Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023

2022

doi dblp
Numerical Feature Representation with Hybrid N-ary Encoding.
Bo Chen|Huifeng Guo|Weiwen Liu|Yue Ding|Yunzhe Li|Wei Guo|Yichao Wang|Zhicheng He|Ruiming Tang|Rui Zhang
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
doi dblp
Balancing Utility and Exposure Fairness for Integrated Ranking with Reinforcement Learning.
Wei Xia|Weiwen Liu|Yifan Liu|Ruiming Tang
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
doi dblp
RankFlow: Joint Optimization of Multi-Stage Cascade Ranking Systems as Flows.
Jiarui Qin|Jiachen Zhu|Bo Chen|Zhirong Liu|Weiwen Liu|Ruiming Tang|Rui Zhang|Yong Yu|Weinan Zhang
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022
doi dblp
Multi-Level Interaction Reranking with User Behavior History.
Yunjia Xi|Weiwen Liu|Jieming Zhu|Xilong Zhao|Xinyi Dai|Ruiming Tang|Weinan Zhang|Rui Zhang|Yong Yu
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022
doi dblp
PEAR: Personalized Re-ranking with Contextualized Transformer for Recommendation.
Yi Li|Jieming Zhu|Weiwen Liu|Liangcai Su|Guohao Cai|Qi Zhang|Ruiming Tang|Xi Xiao|Xiuqiang He
Companion of The Web Conference 2022, Virtual Event / Lyon, France, April 25 - 29, 2022

2021

doi dblp
librec-auto: A Tool for Recommender Systems Experimentation.
Nasim Sonboli|Masoud Mansoury|Ziyue Guo|Shreyas Kadekodi|Weiwen Liu|Zijun Liu|Andrew Schwartz|Robin Burke
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021
doi dblp
A Graph-Enhanced Click Model for Web Search.
Jianghao Lin|Weiwen Liu|Xinyi Dai|Weinan Zhang|Shuai Li|Ruiming Tang|Xiuqiang He|Jianye Hao|Yong Yu
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021
doi dblp
An Adversarial Imitation Click Model for Information Retrieval.
Xinyi Dai|Jianghao Lin|Weinan Zhang|Shuai Li|Weiwen Liu|Ruiming Tang|Xiuqiang He|Jianye Hao|Jun Wang|Yong Yu
WWW '21: The Web Conference 2021, Virtual Event / Ljubljana, Slovenia, April 19-23, 2021.

2020

doi dblp
Personalized Re-ranking with Item Relationships for E-commerce.
Weiwen Liu|Qing Liu|Ruiming Tang|Junyang Chen|Xiuqiang He|Pheng-Ann Heng
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020
doi dblp
PMD: An Optimal Transportation-Based User Distance for Recommender Systems.
Yitong Meng|Xinyan Dai|Xiao Yan|James Cheng|Weiwen Liu|Jun Guo|Benben Liao|Guangyong Chen
Advances in Information Retrieval - 42nd European Conference on IR Research, ECIR 2020, Lisbon, Portugal, April 14-17, 2020, Proceedings, Part II
doi dblp
Consistency-Aware Recommendation for User-Generated Item List Continuation.
Yun He|Yin Zhang|Weiwen Liu|James Caverlee
WSDM '20: The Thirteenth ACM International Conference on Web Search and Data Mining, Houston, TX, USA, February 3-7, 2020