English
Related papers

Related papers: Coarse-to-Fine Sparse Sequential Recommendation

200 papers

It has been an important task for recommender systems to suggest satisfying activities to a group of users in people's daily social life. The major challenge in this task is how to aggregate personal preferences of group members to infer…

Information Retrieval · Computer Science 2020-10-05 Hongzhi Yin , Qinyong Wang , Kai Zheng , Zhixu Li , Xiaofang Zhou

In this paper, we propose the coarse-to-fine optimization for the task of speech enhancement. Cosine similarity loss [1] has proven to be an effective metric to measure similarity of speech signals. However, due to the large variance of the…

Sound · Computer Science 2019-08-23 Jian Yao , Ahmad Al-Dahle

We present Graph Attention Collaborative Similarity Embedding (GACSE), a new recommendation framework that exploits collaborative information in the user-item bipartite graph for representation learning. Our framework consists of two parts:…

Information Retrieval · Computer Science 2021-02-08 Jinbo Song , Chao Chang , Fei Sun , Zhenyang Chen , Guoyong Hu , Peng Jiang

This paper leverages heterogeneous auxiliary information to address the data sparsity problem of recommender systems. We propose a model that learns a shared feature space from heterogeneous data, such as item descriptions, product tags and…

Machine Learning · Computer Science 2018-12-18 Tianyu Li , Yukun Ma , Jiu Xu , Bjorn Stenger , Chen Liu , Yu Hirate

The self-attention mechanism, which equips with a strong capability of modeling long-range dependencies, is one of the extensively used techniques in the sequential recommendation field. However, many recent studies represent that current…

Information Retrieval · Computer Science 2023-05-18 Xinyu Du , Huanhuan Yuan , Pengpeng Zhao , Jianfeng Qu , Fuzhen Zhuang , Guanfeng Liu , Victor S. Sheng

In order to model the evolution of user preference, we should learn user/item embeddings based on time-ordered item purchasing sequences, which is defined as Sequential Recommendation (SR) problem. Existing methods leverage sequential…

Information Retrieval · Computer Science 2021-08-24 Ziwei Fan , Zhiwei Liu , Jiawei Zhang , Yun Xiong , Lei Zheng , Philip S. Yu

In domains where users tend to develop long-term preferences that do not change too frequently, the stability of recommendations is an important factor of the perceived quality of a recommender system. In such cases, unstable…

Information Retrieval · Computer Science 2021-04-13 Oluwafemi Olaleke , Ivan Oseledets , Evgeny Frolov

We present a method for extracting \emph{monosemantic} neurons, defined as latent dimensions that align with coherent and interpretable concepts, from user and item embeddings in recommender systems. Our approach employs a Sparse…

Information Retrieval · Computer Science 2025-11-25 Dor Arviv , Yehonatan Elisha , Oren Barkan , Noam Koenigstein

Stable diffusion has demonstrated strong image synthesis ability to given text descriptions, suggesting it to contain strong semantic clue for grouping objects. The researchers have explored employing stable diffusion for training-free…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Lin Sun , Jiale Cao , Jin Xie , Fahad Shahbaz Khan , Yanwei Pang

In the Click-Through Rate (CTR) prediction scenario, user's sequential behaviors are well utilized to capture the user interest in the recent literature. However, despite being extensively studied, these sequential methods still suffer from…

Information Retrieval · Computer Science 2021-11-04 Kai Zhang , Hao Qian , Qing Cui , Qi Liu , Longfei Li , Jun Zhou , Jianhui Ma , Enhong Chen

In this study, we present a novel clustering-based collaborative filtering (CF) method for recommender systems. Clustering-based CF methods can effectively deal with data sparsity and scalability problems. However, most of them are applied…

Information Retrieval · Computer Science 2021-11-17 Munlika Rattaphun , Wen-Chieh Fang , Chih-Yi Chiu

Sequential recommender systems aim to model users' evolving preferences by capturing patterns in their historical interactions. Recent advances in this area have leveraged deep neural networks and attention mechanisms to effectively…

Machine Learning · Computer Science 2025-06-17 Siqi Liang , Yudi Zhang , Yubo Wang

Sequential recommendation models are crucial for next-item recommendations in online platforms, capturing complex patterns in user interactions. However, many focus on a single behavior, overlooking valuable implicit interactions like…

Information Retrieval · Computer Science 2023-12-18 Shereen Elsayed , Ahmed Rashed , Lars Schmidt-Thieme

Personalized recommendation is ubiquitous, playing an important role in many online services. Substantial research has been dedicated to learning vector representations of users and items with the goal of predicting a user's preference for…

Information Retrieval · Computer Science 2020-01-03 Jianing Sun , Yingxue Zhang , Chen Ma , Mark Coates , Huifeng Guo , Ruiming Tang , Xiuqiang He

Session-based recommendation (SBR) is a task that aims to predict items based on anonymous sequences of user behaviors in a session. While there are methods that leverage rich context information in sessions for SBR, most of them have the…

Information Retrieval · Computer Science 2023-10-17 Zhihui Zhang , JianXiang Yu , Xiang Li

The lifelong user behavior sequence provides abundant information of user preference and gains impressive improvement in the recommendation task, however increases computational consumption significantly. To meet the severe latency…

Information Retrieval · Computer Science 2024-06-17 Wenhui Yu , Chao Feng , Yanze Zhang , Lantao Hu , Peng Jiang , Han Li

Recommender systems have played a critical role in diverse digital services such as e-commerce, streaming media, social networks, etc. If we know what a user's intent is in a given session (e.g. do they want to watch short videos or a movie…

Information Retrieval · Computer Science 2025-05-22 Sejoon Oh , Moumita Bhattacharya , Yesu Feng , Sudarshan Lamkhede

Modern online service providers such as online shopping platforms often provide both search and recommendation (S&R) services to meet different user needs. Rarely has there been any effective means of incorporating user behavior data from…

Information Retrieval · Computer Science 2023-05-19 Zihua Si , Zhongxiang Sun , Xiao Zhang , Jun Xu , Xiaoxue Zang , Yang Song , Kun Gai , Ji-Rong Wen

To parse images into fine-grained semantic parts, the complex fine-grained elements will put it in trouble when using off-the-shelf semantic segmentation networks. In this paper, for image parsing task, we propose to parse images from…

Computer Vision and Pattern Recognition · Computer Science 2018-04-24 Jiagao Hu , Zhengxing Sun , Yunhan Sun , Jinlong Shi

Sequential recommender systems (SRS) have gained increasing popularity due to their remarkable proficiency in capturing dynamic user preferences. In the current setup of SRS, a common configuration is to uniformly consider each historical…

Information Retrieval · Computer Science 2025-06-03 Hao Zhang , Mingyue Cheng , Zhiding Liu , Junzhe Jiang
‹ Prev 1 8 9 10 Next ›