English
Related papers

Related papers: Multi-level Contrastive Learning Framework for Seq…

200 papers

Multi-Behavior Recommendation (MBR) leverages multiple user interaction types (e.g., views, clicks, purchases) to enrich preference modeling and alleviate data sparsity issues in traditional single-behavior approaches. However, existing MBR…

Information Retrieval · Computer Science 2026-03-27 Ranxu Zhang , Junjie Meng , Ying Sun , Ziqi Xu , Bing Yin , Hao Li , Yanyong Zhang , Chao Wang

Bundle recommendation seeks to recommend a bundle of related items to users to improve both user experience and the profits of platform. Existing bundle recommendation models have progressed from capturing only user-bundle interactions to…

Information Retrieval · Computer Science 2024-01-12 Yunshan Ma , Yingzhi He , Xiang Wang , Yinwei Wei , Xiaoyu Du , Yuyangzi Fu , Tat-Seng Chua

Recommender systems are designed to learn user preferences from observed feedback and comprise many fundamental tasks, such as rating prediction and post-click conversion rate (pCVR) prediction. However, the observed feedback usually suffer…

Information Retrieval · Computer Science 2024-02-09 Jun Wang , Haoxuan Li , Chi Zhang , Dongxu Liang , Enyun Yu , Wenwu Ou , Wenjia Wang

Sequential Recommendation (SR) task involves predicting the next item a user is likely to interact with, given their past interactions. The SR models examine the sequence of a user's actions to discern more complex behavioral patterns and…

Information Retrieval · Computer Science 2025-04-22 Wujiang Xu , Qitian Wu , Zujie Liang , Jiaojiao Han , Xuying Ning , Yunxiao Shi , Wenfang Lin , Yongfeng Zhang

User interests typically encompass both long-term preferences and short-term intentions, reflecting the dynamic nature of user behaviors across different timeframes. The uneven temporal distribution of user interactions highlights the…

Information Retrieval · Computer Science 2026-04-07 Wei Zhou , Yue Shen , Junkai Ji , Yinglan Feng , Xing Tang , Xiuqiang He , Liang Feng , Zexuan Zhu

Contrastive learning is a discriminative approach that aims at grouping similar samples closer and diverse samples far from each other. It it an efficient technique to train an encoder generating distinguishable and informative…

Computer Vision and Pattern Recognition · Computer Science 2021-07-19 Qing Chen , Jian Zhang

In business analysis, providing effective recommendations is essential for enhancing company profits. The utilization of graph-based structures, such as bipartite graphs, has gained popularity for their ability to analyze complex data…

Information Retrieval · Computer Science 2025-01-14 Jiayang Wu , Wensheng Gan , Huashen Lu , Philip S. Yu

The field of generating recommendations within the framework of causal inference has seen a recent surge, with recommendations being likened to treatments. This approach enhances insights into the influence of recommendations on user…

Information Retrieval · Computer Science 2023-08-21 Guanglin Zhou , Chengkai Huang , Xiaocong Chen , Xiwei Xu , Chen Wang , Liming Zhu , Lina Yao

Contrastive learning has shown great potential in video representation learning. However, existing approaches fail to sufficiently exploit short-term motion dynamics, which are crucial to various down-stream video understanding tasks. In…

Computer Vision and Pattern Recognition · Computer Science 2022-08-15 Jingcheng Ni , Nan Zhou , Jie Qin , Qian Wu , Junqi Liu , Boxun Li , Di Huang

Sequential recommendation (SR) tasks aim to predict users' next interaction by learning their behavior sequence and capturing the connection between users' past interactions and their changing preferences. Conventional SR models often focus…

Information Retrieval · Computer Science 2024-12-19 Haoyi Zhang , Guohao Sun , Jinhu Lu , Guanfeng Liu , Xiu Susie Fang

Graph representation learning has attracted a surge of interest recently, whose target at learning discriminant embedding for each node in the graph. Most of these representation methods focus on supervised learning and heavily depend on…

Machine Learning · Computer Science 2021-07-07 Pengpeng Shao , Tong Liu , Dawei Zhang , Jianhua Tao , Feihu Che , Guohua Yang

Multimodal recommendation systems integrate diverse multimodal information into the feature representations of both items and users, thereby enabling a more comprehensive modeling of user preferences. However, existing methods are hindered…

Multimedia · Computer Science 2025-01-03 Qiya Song , Jiajun Hu , Lin Xiao , Bin Sun , Xieping Gao , Shutao Li

With the boom of e-commerce, Multimodal Review Helpfulness Prediction (MRHP), which aims to sort product reviews according to the predicted helpfulness scores has become a research hotspot. Previous work on this task focuses on…

Computation and Language · Computer Science 2022-10-06 Wei Han , Hui Chen , Zhen Hai , Soujanya Poria , Lidong Bing

Accurately modeling users' evolving preferences from sequential interactions remains a central challenge in recommender systems. Recent studies emphasize the importance of capturing multiple latent intents underlying user behaviors.…

Information Retrieval · Computer Science 2026-04-21 Shanfan Zhang , Yongyi Lin , Yuan Rao

We study the problem of inferring substitutable and complementary items, which underpins applications such as alternative and follow-up purchase suggestions. Existing approaches typically learn from behavior-derived item-item associations…

Information Retrieval · Computer Science 2026-05-05 Junting Wang , Chenghuan Guo , Jiao Yang , Yanhui Guo , Hari Sundaram , Yan Gao

Conversational recommendation systems (CRS) aim to interactively acquire user preferences and accordingly recommend items to users. Accurately learning the dynamic user preferences is of crucial importance for CRS. Previous works learn the…

Information Retrieval · Computer Science 2023-07-27 Sen Zhao , Wei Wei , Xian-Ling Mao , Shuai Zhu , Minghui Yang , Zujie Wen , Dangyang Chen , Feida Zhu

In recent years, self-supervised representation learning for skeleton-based action recognition has advanced with the development of contrastive learning methods. However, most of contrastive paradigms are inherently discriminative and often…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Dang Dinh Nguyen , Decky Aspandi Latif , Titus Zaharia

Conversational recommendation system (CRS) is able to obtain fine-grained and dynamic user preferences based on interactive dialogue. Previous CRS assumes that the user has a clear target item. However, for many users who resort to CRS,…

Information Retrieval · Computer Science 2022-02-08 Yiming Zhang , Lingfei Wu , Qi Shen , Yitong Pang , Zhihua Wei , Fangli Xu , Bo Long , Jian Pei

Sequential recommender systems rank relevant items by modeling a user's interaction history and computing the inner product between the resulting user representation and stored item embeddings. To avoid the significant memory overhead of…

Sequential Recommendation System~(SRS) has become pivotal in modern society, which predicts subsequent actions based on the user's historical behavior. However, traditional collaborative filtering-based sequential recommendation models…

Information Retrieval · Computer Science 2025-11-26 Tianjie Dai , Xu Chen , Yunmeng Shu , Jinsong Lan , Xiaoyong Zhu , Jiangchao Yao , Bo Zheng