English
Related papers

Related papers: Bridging Behavior and Semantics for Time-aware Cro…

200 papers

Cross domain recommender system constitutes a powerful method to tackle the cold-start and sparsity problem by aggregating and transferring user preferences across multiple category domains. Therefore, it has great potential to improve…

Information Retrieval · Computer Science 2021-06-08 Pan Li , Zhichao Jiang , Maofei Que , Yao Hu , Alexander Tuzhilin

Cross-Domain Sequential Recommendation (CDSR) predicts user behavior by leveraging historical interactions across multiple domains, focusing on modeling cross-domain preferences through intra- and inter-sequence item relationships. Inspired…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Wangyu Wu , Zhenhong Chen , Siqi Song , Xianglin Qiu , Xiaowei Huang , Fei Ma , Jimin Xiao

The motivations of users to make interactions can be divided into static preference and dynamic interest. To accurately model user representations over time, recent studies in sequential recommendation utilize information propagation and…

Information Retrieval · Computer Science 2023-09-19 Qingtian Bian , Jiaxing Xu , Hui Fang , Yiping Ke

Cross-Domain Sequential Recommendation (CDSR) leverages user behaviors across multiple domains to mitigate data sparsity and cold-start challenges in Single-Domain Sequential Recommendation. Existing methods primarily rely on shared users…

Information Retrieval · Computer Science 2025-06-02 Xuying Ning , Wujiang Xu , Tianxin Wei , Xiaolei Liu

Cross-domain recommendation (CDR) has been proven as a promising way to tackle the user cold-start problem, which aims to make recommendations for users in the target domain by transferring the user preference derived from the source…

Information Retrieval · Computer Science 2024-06-13 Xiaodong Li , Jiawei Sheng , Jiangxia Cao , Wenyuan Zhang , Quangang Li , Tingwen Liu

Personalized sequential recommendation aims to predict appropriate items for users based on their behavioral sequences. To alleviate data sparsity and interest drift issues, conventional approaches typically incorporate auxiliary behaviors…

Information Retrieval · Computer Science 2025-08-08 Yongfu Zha , Xinxin Dong , Haokai Ma , Yonghui Yang , Xiaodong Wang

In the era of information explosion, Recommender Systems (RS) are essential for alleviating information overload and providing personalized user experiences. Recent advances in diffusion-based generative recommenders have shown promise in…

Information Retrieval · Computer Science 2025-11-18 Chengyi Liu , Xiao Chen , Shijie Wang , Wenqi Fan , Qing Li

Users prefer diverse recommendations over homogeneous ones. However, most previous work on Sequential Recommenders does not consider diversity, and strives for maximum accuracy, resulting in homogeneous recommendations. In this paper, we…

Information Retrieval · Computer Science 2020-08-04 Anton Steenvoorden , Emanuele Di Gloria , Wanyu Chen , Pengjie Ren , Maarten de Rijke

Sequential recommendation (SR) aims to predict items that users may be interested in based on their historical behavior sequences. We revisit SR from a novel information-theoretic perspective and find that conventional sequential modeling…

Machine Learning · Computer Science 2024-11-04 Wenjia Xie , Hao Wang , Luankang Zhang , Rui Zhou , Defu Lian , Enhong Chen

Cross-domain recommendation (CDR) is an important method to improve recommender system performance, especially when observations in target domains are sparse. However, most existing cross-domain recommendations fail to fully utilize the…

Information Retrieval · Computer Science 2024-01-23 Yuhao Luo , Shiwei Ma , Mingjun Nie , Changping Peng , Zhangang Lin , Jingping Shao , Qianfang Xu

Cross-domain recommendation (CDR) methods are proposed to tackle the sparsity problem in click through rate (CTR) estimation. Existing CDR methods directly transfer knowledge from the source domains to the target domain and ignore the…

Machine Learning · Computer Science 2024-11-15 Ke Xu , Ziliang Wang , Wei Zheng , Yuhao Ma , Chenglin Wang , Nengxue Jiang , Cai Cao

Transformer-based sequential recommendation (SR) models excel at modeling long-range dependencies in user behavior via self-attention. However, updating them with continuously arriving behavior sequences incurs high computational costs or…

Information Retrieval · Computer Science 2025-11-25 Gyuseok Lee , Hyunsik Yoo , Junyoung Hwang , SeongKu Kang , Hwanjo Yu

Cross-Domain Sequential Recommendation (CDSR) aims to predict future user interactions based on historical interactions across multiple domains. The key challenge in CDSR is effectively capturing cross-domain user preferences by fully…

Information Retrieval · Computer Science 2025-02-28 Wangyu Wu , Siqi Song , Xianglin Qiu , Xiaowei Huang , Fei Ma , Jimin Xiao

Cross-domain recommendation (CDR) aims to address the persistent cold-start problem in Recommender Systems. Current CDR research concentrates on transferring cold-start users' information from the auxiliary domain to the target domain.…

Information Retrieval · Computer Science 2025-07-08 Fan Zhang , Jinpeng Chen , Huan Li , Senzhang Wang , Yuan Cao , Kaimin Wei , JianXiang He , Feifei Kou , Jinqing Wang

The challenge in WiFi-based cross-domain Behavior Recognition lies in the significant interference of domain-specific signals on gesture variation. However, previous methods alleviate this interference by mapping the phase from multiple…

Computer Vision and Pattern Recognition · Computer Science 2025-12-17 Ruobei Zhang , Shengeng Tang , Huan Yan , Xiang Zhang , Jiabao Guo

The rapid proliferation of new users and items on the social web has aggravated the gray-sheep user/long-tail item challenge in recommender systems. Historically, cross-domain co-clustering methods have successfully leveraged shared users…

Information Retrieval · Computer Science 2020-05-22 Adit Krishnan , Mahashweta Das , Mangesh Bendre , Hao Yang , Hari Sundaram

Click-through rate prediction plays an important role in the field of recommender system and many other applications. Existing methods mainly extract user interests from user historical behaviors. However, behavioral sequences only contain…

Information Retrieval · Computer Science 2021-09-28 Yunfei Chu , Xiaofu Chang , Kunyang Jia , Jingzhen Zhou , Hongxia Yang

Collaborative filtering (CF) aims to predict users' ratings on items according to historical user-item preference data. In many real-world applications, preference data are usually sparse, which would make models overfit and fail to give…

Machine Learning · Computer Science 2012-10-29 Zhongqi Lu , Erheng Zhong , Lili Zhao , Wei Xiang , Weike Pan , Qiang Yang

Sequential recommender systems (SRS) could capture dynamic user preferences by modeling historical behaviors ordered in time. Despite effectiveness, focusing only on the \textit{collaborative signals} from behaviors does not fully grasp…

Information Retrieval · Computer Science 2024-09-20 Mingyue Cheng , Hao Zhang , Qi Liu , Fajie Yuan , Zhi Li , Zhenya Huang , Enhong Chen , Jun Zhou , Longfei Li

The modern recommender systems are facing an increasing challenge of modelling and predicting the dynamic and context-rich user preferences. Traditional collaborative filtering and content-based methods often struggle to capture the…

Information Retrieval · Computer Science 2025-07-21 Yitong Li , Raoul Grasman