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Multi-modal learning has emerged as a crucial research direction, as integrating textual and visual information can substantially enhance performance in tasks such as classification, retrieval, and scene understanding. Despite advances with…

Computer Vision and Pattern Recognition · Computer Science 2025-07-31 Md. Mithun Hossain , Md. Shakil Hossain , Sudipto Chaki , M. F. Mridha

Foundation models for knowledge graphs (KGs) achieve strong cohort-level performance in link prediction, yet fail to capture individual user preferences; a key disconnect between general relational reasoning and personalized ranking. We…

Artificial Intelligence · Computer Science 2025-12-30 Ozan Oguztuzun , Cerag Oguztuzun

Introducing prior auxiliary information from the knowledge graph (KG) to assist the user-item graph can improve the comprehensive performance of the recommender system. Many recent studies show that the ensemble properties of hyperbolic…

Information Retrieval · Computer Science 2023-03-21 Bosong Huang , Weihao Yu , Ruzhong Xie , Jing Xiao , Jin Huang

Federated learning (FL) can be essential in knowledge representation, reasoning, and data mining applications over multi-source knowledge graphs (KGs). A recent study FedE first proposes an FL framework that shares entity embeddings of KGs…

Artificial Intelligence · Computer Science 2022-11-01 Kai Zhang , Yu Wang , Hongyi Wang , Lifu Huang , Carl Yang , Xun Chen , Lichao Sun

Knowledge graph (KG) embedding aims at learning the latent representations for entities and relations of a KG in continuous vector spaces. An empirical observation is that the head (tail) entities connected by the same relation often share…

Computation and Language · Computer Science 2022-06-17 Xueliang Wang , Jiajun Chen , Feng Wu , Jie Wang

This article presents a novel approach to multimodal recommendation systems, focusing on integrating and purifying multimodal data. Our methodology starts by developing a filter to remove noise from various types of data, making the…

Information Retrieval · Computer Science 2024-05-30 Mert Burabak , Tevfik Aytekin

Knowledge Graphs (KGs) such as Resource Description Framework (RDF) data represent relationships between various entities through the structure of triples (<subject, predicate, object>). Knowledge graph embedding (KGE) is crucial in machine…

Artificial Intelligence · Computer Science 2023-12-27 Shusaku Egami , Takanori Ugai , Masateru Oota , Kyoumoto Matsushita , Takahiro Kawamura , Kouji Kozaki , Ken Fukuda

With the rapid prevalence of mobile devices and the dramatic proliferation of mobile applications (apps), app recommendation becomes an emergent task that would benefit both app users and stockholders. How to effectively organize and make…

Information Retrieval · Computer Science 2025-09-11 Mingwei Zhang , Jiawei Zhao , Hai Dong , Ke Deng , Ying Liu

A key to knowledge graph embedding (KGE) is to choose a proper representation space, e.g., point-wise Euclidean space and complex vector space. In this paper, we propose a unified perspective of embedding and introduce uncertainty into KGE…

Machine Learning · Computer Science 2024-10-01 Changyi Xiao , Xiangnan He , Yixin Cao

Knowledge graph completion (KGC) has become a focus of attention across deep learning community owing to its excellent contribution to numerous downstream tasks. Although recently have witnessed a surge of work on KGC, they are still…

Artificial Intelligence · Computer Science 2021-10-12 Junkang Wu , Wentao Shi , Xuezhi Cao , Jiawei Chen , Wenqiang Lei , Fuzheng Zhang , Wei Wu , Xiangnan He

Knowledge graph completion (KGC) is the task of inferencing missing facts from any given knowledge graphs (KG). Previous KGC methods typically represent knowledge graph entities and relations as trainable continuous embeddings and fuse the…

Computation and Language · Computer Science 2023-07-13 Chen Chen , Yufei Wang , Yang Zhang , Quan Z. Sheng , Kwok-Yan Lam

Recent advances in research have demonstrated the effectiveness of knowledge graphs (KG) in providing valuable external knowledge to improve recommendation systems (RS). A knowledge graph is capable of encoding high-order relations that…

Information Retrieval · Computer Science 2020-04-02 Yang Gao , Yi-Fan Li , Yu Lin , Hang Gao , Latifur Khan

The ability of knowledge graphs to represent complex relationships at scale has led to their adoption for various needs including knowledge representation, question-answering, and recommendation systems. Knowledge graphs are often…

Computation and Language · Computer Science 2023-05-18 Jason Youn , Ilias Tagkopoulos

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

Knowledge Graphs (KGs) and their machine learning counterpart, Knowledge Graph Embedding Models (KGEMs), have seen ever-increasing use in a wide variety of academic and applied settings. In particular, KGEMs are typically applied to KGs to…

Machine Learning · Computer Science 2024-12-16 Jeffrey Sardina , John D. Kelleher , Declan O'Sullivan

Knowledge graph (KG), which contains rich side information, becomes an essential part to boost the recommendation performance and improve its explainability. However, existing knowledge-aware recommendation methods directly perform…

Information Retrieval · Computer Science 2023-05-01 Xinjun Zhu , Yuntao Du , Yuren Mao , Lu Chen , Yujia Hu , Yunjun Gao

Learning informative representations of users and items from the interaction data is of crucial importance to collaborative filtering (CF). Present embedding functions exploit user-item relationships to enrich the representations, evolving…

Information Retrieval · Computer Science 2020-07-06 Xiang Wang , Hongye Jin , An Zhang , Xiangnan He , Tong Xu , Tat-Seng Chua

Modern recommender systems place great inclination towards facilitating user experience, as more applications enabling users to critique and then refine recommendations immediately. Considering the real-time requirements, critique-able…

Information Retrieval · Computer Science 2025-10-01 Huanyu Zhang , Xiaoxuan Shen , Yu Lei , Baolin Yi , Jianfang Liu , Yinao xie

Language model continual learning (CL) has recently attracted significant interest for its ability to adapt large language models (LLMs) to dynamic real-world scenarios without retraining. A major challenge in this domain is catastrophic…

Computation and Language · Computer Science 2025-01-24 Yujie Feng , Xu Chu , Yongxin Xu , Zexin Lu , Bo Liu , Philip S. Yu , Xiao-Ming Wu

Federated Recommendation (FedRec) has emerged as a key paradigm for building privacy-preserving recommender systems. However, existing FedRec models face a critical dilemma: memory-efficient single-knowledge models suffer from a suboptimal…

Information Retrieval · Computer Science 2025-11-19 Jaehyung Lim , Wonbin Kweon , Woojoo Kim , Junyoung Kim , Dongha Kim , Hwanjo Yu