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Related papers: Coarse-to-Fine Sparse Sequential Recommendation

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Dataset condensation aims at reducing the network training effort through condensing a cumbersome training set into a compact synthetic one. State-of-the-art approaches largely rely on learning the synthetic data by matching the gradients…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Kai Wang , Bo Zhao , Xiangyu Peng , Zheng Zhu , Shuo Yang , Shuo Wang , Guan Huang , Hakan Bilen , Xinchao Wang , Yang You

The emerging meta- and multi-verse landscape is yet another step towards the more prevalent use of already ubiquitous online markets. In such markets, recommender systems play critical roles by offering items of interest to the users,…

Information Retrieval · Computer Science 2022-09-28 Ehsan Gholami , Mohammad Motamedi , Ashwin Aravindakshan

Recommendation system plays an important role in online web applications. Sequential recommender further models user short-term preference through exploiting information from latest user-item interaction history. Most of the sequential…

Information Retrieval · Computer Science 2020-09-14 Ye Tao , Can Wang , Lina Yao , Weimin Li , Yonghong Yu

Contrastive learning has proven effective in training sequential recommendation models by incorporating self-supervised signals from augmented views. Most existing methods generate multiple views from the same interaction sequence through…

Information Retrieval · Computer Science 2025-04-24 Yuanpeng Qu , Hajime Nobuhara

The key of sequential recommendation lies in the accurate item correlation modeling. Previous models infer such information based on item co-occurrences, which may fail to capture the real causal relations, and impact the recommendation…

Information Retrieval · Computer Science 2022-12-14 Zhenlei Wang , Xu Chen , Rui Zhou , Quanyu Dai , Zhenhua Dong , Ji-Rong Wen

Collaborative filtering (CF) is widely used to learn informative latent representations of users and items from observed interactions. Existing CF-based methods commonly adopt negative sampling to discriminate different items. Training with…

Information Retrieval · Computer Science 2023-05-02 Xin Zhou , Aixin Sun , Yong Liu , Jie Zhang , Chunyan Miao

Sequential recommendations have drawn significant attention in modeling the user's historical behaviors to predict the next item. With the booming development of multimodal data (e.g., image, text) on internet platforms, sequential…

Information Retrieval · Computer Science 2024-12-12 Changhong Li , Zhiqiang Guo

Sequential Recommendation (SRs) that capture users' dynamic intents by modeling user sequential behaviors can recommend closely accurate products to users. Previous work on SRs is mostly focused on optimizing the recommendation accuracy,…

Information Retrieval · Computer Science 2019-08-28 Wanyu Chen , Pengjie Ren , Fei Cai , Maarten de Rijke

Re-ranking models refine item recommendation lists generated by the prior global ranking model, which have demonstrated their effectiveness in improving the recommendation quality. However, most existing re-ranking solutions only learn from…

Information Retrieval · Computer Science 2023-03-14 Zhuoyi Lin , Sheng Zang , Rundong Wang , Zhu Sun , J. Senthilnath , Chi Xu , Chee-Keong Kwoh

User-item interaction histories are pivotal for sequential recommendation systems but often include noise, such as unintended clicks or actions that fail to reflect genuine user preferences. To address this, we propose Learned Item…

Information Retrieval · Computer Science 2025-11-27 Haidong Xin , Zhenghao Liu , Sen Mei , Yukun Yan , Shi Yu , Shuo Wang , Zulong Chen , Yu Gu , Ge Yu , Chenyan Xiong

Sequential recommendation leverages interaction sequences to predict forthcoming user behaviors, crucial for crafting personalized recommendations. However, the true preferences of a user are inherently complex and high-dimensional, while…

Information Retrieval · Computer Science 2024-07-26 Shu Chen , Jinwei Luo , Weike Pan , Jiangxing Yu , Xin Huang , Zhong Ming

Most sequential recommendation models capture the features of consecutive items in a user-item interaction history. Though effective, their representation expressiveness is still hindered by the sparse learning signals. As a result, the…

Information Retrieval · Computer Science 2021-06-30 Xu Yuan , Hongshen Chen , Yonghao Song , Xiaofang Zhao , Zhuoye Ding , Zhen He , Bo Long

The personalized recommendation is an essential part of modern e-commerce, where user's demands are not only conditioned by their profile but also by their recent browsing behaviors as well as periodical purchases made some time ago. In…

Information Retrieval · Computer Science 2022-02-08 Jiarui Jin , Xianyu Chen , Weinan Zhang , Junjie Huang , Ziming Feng , Yong Yu

Sequential recommendation aims to predict the next item a user is likely to prefer based on their sequential interaction history. Recently, text-based sequential recommendation has emerged as a promising paradigm that uses pre-trained…

Information Retrieval · Computer Science 2024-09-05 Hyunsoo Kim , Junyoung Kim , Minjin Choi , Sunkyung Lee , Jongwuk Lee

Modeling user sequential behaviors has recently attracted increasing attention in the recommendation domain. Existing methods mostly assume coherent preference in the same sequence. However, user personalities are volatile and easily…

Information Retrieval · Computer Science 2022-04-01 Weiqi Shao , Xu Chen , Long Xia , Jiashu Zhao , Dawei Yin

Sequential recommendation models have been widely adopted for modeling user behavior. Existing approaches typically construct user interaction sequences by sorting items according to timestamps and then model user preferences from…

Information Retrieval · Computer Science 2026-04-16 Haolin Zhang , Longtao Xiao , Guohao Cai , Ruixuan Li , Xiu Li

Writing review for a purchased item is a unique channel to express a user's opinion in E-Commerce. Recently, many deep learning based solutions have been proposed by exploiting user reviews for rating prediction. In contrast, there has been…

Information Retrieval · Computer Science 2019-07-02 Chenliang Li , Xichuan Niu , Xiangyang Luo , Zhenzhong Chen , Cong Quan

Recent years have witnessed success of sequential modeling, generative recommender, and large language model for recommendation. Though the scaling law has been validated for sequential models, it showed inefficiency in computational…

Item-based Collaborative Filtering(short for ICF) has been widely adopted in recommender systems in industry, owing to its strength in user interest modeling and ease in online personalization. By constructing a user's profile with the…

Information Retrieval · Computer Science 2018-11-13 Feng Xue , Xiangnan He , Xiang Wang , Jiandong Xu , Kai Liu , Richang Hong

Item-based collaborative filtering (ICF) has been widely used in industrial applications such as recommender system and online advertising. It models users' preference on target items by the items they have interacted with. Recent models…

Information Retrieval · Computer Science 2021-04-27 Yinjiang Cai , Zeyu Cui , Shu Wu , Zhen Lei , Xibo Ma