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Sequential recommendation (SR) systems excel at capturing users' dynamic preferences by leveraging their interaction histories. Most existing SR systems assign a single embedding vector to each item to represent its features, and various…

Information Retrieval · Computer Science 2025-02-11 Mingrui Liu , Sixiao Zhang , Cheng Long

In sequential recommendation, multi-modal information (e.g., text or image) can provide a more comprehensive view of an item's profile. The optimal stage (early or late) to fuse modality features into item representations is still debated.…

Information Retrieval · Computer Science 2023-08-31 Hengchang Hu , Wei Guo , Yong Liu , Min-Yen Kan

Matched filters are widely used to localise signal patterns due to their high efficiency and interpretability. However, their effectiveness deteriorates for low signal-to-noise ratio (SNR) signals, such as those recorded on edge devices,…

Signal Processing · Electrical Eng. & Systems 2025-09-01 Haozhe Tian , Qiyu Rao , Nina Moutonnet , Pietro Ferraro , Danilo Mandic

In modern recommender systems, sequential recommendation leverages chronological user behaviors to make effective next-item suggestions, which suffers from data sparsity issues, especially for new users. One promising line of work is the…

Information Retrieval · Computer Science 2023-11-15 Guanyu Lin , Chen Gao , Yu Zheng , Jianxin Chang , Yanan Niu , Yang Song , Kun Gai , Zhiheng Li , Depeng Jin , Yong Li , Meng Wang

Recently, deep neural networks such as RNN, CNN and Transformer have been applied in the task of sequential recommendation, which aims to capture the dynamic preference characteristics from logged user behavior data for accurate…

Information Retrieval · Computer Science 2022-03-01 Kun Zhou , Hui Yu , Wayne Xin Zhao , Ji-Rong Wen

Deep learning-based methods have achieved significant success in remote sensing Earth observation data analysis. Numerous feature fusion techniques address multimodal remote sensing image classification by integrating global and local…

Computer Vision and Pattern Recognition · Computer Science 2026-04-10 Hao Liu , Yunhao Gao , Wei Li , Mingyang Zhang , Maoguo Gong , Lorenzo Bruzzone

Subsequence matching has appeared to be an ideal approach for solving many problems related to the fields of data mining and similarity retrieval. It has been shown that almost any data class (audio, image, biometrics, signals) is or can be…

Multimedia · Computer Science 2012-06-13 David Novak , Petr Volny , Pavel Zezula

Nowadays, news apps have taken over the popularity of paper-based media, providing a great opportunity for personalization. Recurrent Neural Network (RNN)-based sequential recommendation is a popular approach that utilizes users' recent…

Information Retrieval · Computer Science 2020-04-13 Bing Bai , Guanhua Zhang , Ye Lin , Hao Li , Kun Bai , Bo Luo

User modeling is critical for developing personalized services in industry. A common way for user modeling is to learn user representations that can be distinguished by their interests or preferences. In this work, we focus on developing…

Machine Learning · Computer Science 2020-12-14 Jie Gu , Feng Wang , Qinghui Sun , Zhiquan Ye , Xiaoxiao Xu , Jingmin Chen , Jun Zhang

Sequential recommendation (SR) systems excel at capturing users' dynamic preferences by leveraging their interaction histories. Most existing SR systems assign a single embedding vector to each item to represent its features, adopting…

Information Retrieval · Computer Science 2026-01-21 Mingrui Liu , Sixiao Zhang , Cheng Long

Collaborative filtering (CF) has been one of the most important and popular recommendation methods, which aims at predicting users' preferences (ratings) based on their past behaviors. Recently, various types of side information beyond the…

Information Retrieval · Computer Science 2020-12-29 Huan Zhao , Quanming Yao , Yangqiu Song , James Kwok , Dik Lun Lee

Sequential recommendation effectively models dynamic user interests but continues to face challenges related to data sparsity. While self-supervised learning has alleviated this issue to some extent, most existing methods focus exclusively…

Information Retrieval · Computer Science 2026-05-28 Ziqiang Cui , Xing Tang , Peiyang Liu , Xiaokun Zhang , Shiwei Li , Xiuqiang He , Chen Ma

Sequential recommendation is an advanced recommendation technique that utilizes the sequence of user behaviors to generate personalized suggestions by modeling the temporal dependencies and patterns in user preferences. However, it requires…

Information Retrieval · Computer Science 2025-04-09 Yichen Li , Qiyu Qin , Gaoyang Zhu , Wenchao Xu , Haozhao Wang , Yuhua Li , Rui Zhang , Ruixuan Li

In this work, we propose a Unified framework of Sequential Search and Recommendation (UnifiedSSR) for joint learning of user behavior history in both search and recommendation scenarios. Specifically, we consider user-interacted products in…

Information Retrieval · Computer Science 2023-10-24 Jiayi Xie , Shang Liu , Gao Cong , Zhenzhong Chen

Session-based recommendation aims to predict a user's next action based on previous actions in the current session. The major challenge is to capture authentic and complete user preferences in the entire session. Recent work utilizes graph…

Information Retrieval · Computer Science 2022-01-11 Jiayan Guo , Yaming Yang , Xiangchen Song , Yuan Zhang , Yujing Wang , Jing Bai , Yan Zhang

Image fusion aims to integrate complementary information across modalities to generate high-quality fused images, thereby enhancing the performance of high-level vision tasks. While global spatial modeling mechanisms show promising results,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-25 Guan Zheng , Xue Wang , Wenhua Qian , Peng Liu , Runzhuo Ma

Recommender systems play a vital role in modern online services, such as Amazon and Taobao. Traditional personalized methods, which focus on user-item (UI) relations, have been widely applied in industrial settings, owing to their…

Information Retrieval · Computer Science 2021-03-02 Xu Xie , Fei Sun , Xiaoyong Yang , Zhao Yang , Jinyang Gao , Wenwu Ou , Bin Cui

Precise user modeling is critical for online personalized recommendation services. Generally, users' interests are diverse and are not limited to a single aspect, which is particularly evident when their behaviors are observed for a longer…

Information Retrieval · Computer Science 2021-05-19 Jianxun Lian , Iyad Batal , Zheng Liu , Akshay Soni , Eun Yong Kang , Yajun Wang , Xing Xie

Infrared and visible image fusion aims to utilize the complementary information from two modalities to generate fused images with prominent targets and rich texture details. Most existing algorithms only perform pixel-level or feature-level…

Computer Vision and Pattern Recognition · Computer Science 2024-10-31 Kun Hu , Qingle Zhang , Maoxun Yuan , Yitian Zhang

Federated learning enables multiple clients (institutions) to collaboratively train machine learning models without sharing their private data. To address the challenge of data heterogeneity across clients, personalized federated learning…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Meilu Zhu , Yuxing Li , Zhiwei Wang , Edmund Y. Lam