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Graph Neural Networks (GNNs) have opened up a potential line of research for collaborative filtering (CF). The key power of GNNs is based on injecting collaborative signal into user and item embeddings which will contain information about…

Information Retrieval · Computer Science 2025-03-28 Loc Tan Nguyen , Tin T. Tran

Knowledge Graphs (KGs), representing facts as triples, have been widely adopted in many applications. Reasoning tasks such as link prediction and rule induction are important for the development of KGs. Knowledge Graph Embeddings (KGEs)…

Artificial Intelligence · Computer Science 2021-12-17 Wen Zhang , Shumin Deng , Mingyang Chen , Liang Wang , Qiang Chen , Feiyu Xiong , Xiangwen Liu , Huajun Chen

Incorporating Knowledge Graphs into Recommendation has attracted growing attention in industry, due to the great potential of KG in providing abundant supplementary information and interpretability for the underlying models. However, simply…

Information Retrieval · Computer Science 2024-06-03 Ding Zou , Wei Wei , Feida Zhu , Chuanyu Xu , Tao Zhang , Chengfu Huo

In the domain of intelligent transportation systems (ITS), collaborative perception has emerged as a promising approach to overcome the limitations of individual perception by enabling multiple agents to exchange information, thus enhancing…

Multiagent Systems · Computer Science 2023-05-04 Ahmed N. Ahmed , Siegfried Mercelis , Ali Anwar

Recently, diffusion-based recommendation methods have achieved impressive results. However, existing approaches predominantly treat each user's historical interactions as independent training samples, overlooking the potential of…

Social and Information Networks · Computer Science 2025-04-08 Xuan Zhang , Xiang Deng , Hongxing Yuan , Chunyu Wei , Yushun Fan

The recent integration of Graph Neural Networks (GNNs) into recommendation has led to a novel family of Collaborative Filtering (CF) approaches, namely Graph Collaborative Filtering (GCF). Following the same GNNs wave, recommender systems…

Many previous studies aim to augment collaborative filtering with deep neural network techniques, so as to achieve better recommendation performance. However, most existing deep learning-based recommender systems are designed for modeling…

Information Retrieval · Computer Science 2022-03-29 Lianghao Xia , Chao Huang , Yong Xu , Peng Dai , Mengyin Lu , Liefeng Bo

Many Knowledege Graphs (KGs) are frequently updated, forcing their Knowledge Graph Embeddings (KGEs) to adapt to these changes. To address this problem, continual learning techniques for KGEs incorporate embeddings for new entities while…

Machine Learning · Computer Science 2026-05-29 Gerard Pons , Besim Bilalli , Anna Queralt

The customization of recommended content to users holds significant importance in enhancing user experiences across a wide spectrum of applications such as e-commerce, music, and shopping. Graph-based methods have achieved considerable…

Information Retrieval · Computer Science 2023-12-05 Narges Sadat Fazeli Dehkordi , Hadi Zare , Parham Moradi , Mahdi Jalili

Knowledge graph embedding (KGE) aims at learning powerful representations to benefit various artificial intelligence applications. Meanwhile, contrastive learning has been widely leveraged in graph learning as an effective mechanism to…

Artificial Intelligence · Computer Science 2023-06-14 Ke Liang , Yue Liu , Sihang Zhou , Wenxuan Tu , Yi Wen , Xihong Yang , Xiangjun Dong , Xinwang Liu

Modern industrial recommendation systems improve recommendation performance by integrating multimodal representations from pre-trained models into ID-based Click-Through Rate (CTR) prediction frameworks. However, existing approaches…

Information Retrieval · Computer Science 2026-04-17 Alin Fan , Hanqing Li , Sihan Lu , Jingsong Yuan , Jiandong Zhang

Knowledge graphs often suffer from incompleteness issues, which can be alleviated through information completion. However, current state-of-the-art deep knowledge convolutional embedding models rely on external convolution kernels and…

Computation and Language · Computer Science 2025-06-13 Wenbin Guo , Zhao Li , Xin Wang , Zirui Chen , Jun Zhao , Jianxin Li , Ye Yuan

Question and answer (Q&A) platforms usually recommend question-answer pairs to meet users' knowledge acquisition needs, unlike traditional recommendations that recommend only one item. This makes user behaviors more complex, and presents…

Information Retrieval · Computer Science 2024-06-10 Changshuo Zhang , Teng Shi , Xiao Zhang , Yanping Zheng , Ruobing Xie , Qi Liu , Jun Xu , Ji-Rong Wen

\textit{Knowledge-aware} recommendation methods (KGR) based on \textit{graph neural networks} (GNNs) and \textit{contrastive learning} (CL) have achieved promising performance. However, they fall short in modeling fine-grained user…

Information Retrieval · Computer Science 2024-03-26 Taotian Pang , Xingyu Lou , Fei Zhao , Zhen Wu , Kuiyao Dong , Qiuying Peng , Yue Qi , Xinyu Dai

The goal of multi-modal learning is to use complimentary information on the relevant task provided by the multiple modalities to achieve reliable and robust performance. Recently, deep learning has led significant improvement in multi-modal…

Computer Vision and Pattern Recognition · Computer Science 2018-11-05 Jaekyum Kim , Junho Koh , Yecheol Kim , Jaehyung Choi , Youngbae Hwang , Jun Won Choi

Recent years have witnessed the prosperity of knowledge graph based recommendation system (KGRS), which enriches the representation of users, items, and entities by structural knowledge with striking improvement. Nevertheless, its…

Information Retrieval · Computer Science 2024-07-10 Fake Lin , Xi Zhu , Ziwei Zhao , Deqiang Huang , Yu Yu , Xueying Li , Zhi Zheng , Tong Xu , Enhong Chen

Hypergraph can capture complex and higher-order dependencies among learners and learning resources in personalized educational recommender systems. Many existing hypergraph-based recommendation approaches underexplored the dynamic…

Information Retrieval · Computer Science 2026-03-17 Tao Xie , Yan Li , Yongpan Sheng , Jian Liao

Knowledge graphs capture structured information and relations between a set of entities or items. As such knowledge graphs represent an attractive source of information that could help improve recommender systems. However, existing…

Machine Learning · Computer Science 2019-06-17 Hongwei Wang , Fuzheng Zhang , Mengdi Zhang , Jure Leskovec , Miao Zhao , Wenjie Li , Zhongyuan Wang

The autonomous driving (AD) industry is exploring the use of knowledge graphs (KGs) to manage the vast amount of heterogeneous data generated from vehicular sensors. The various types of equipped sensors include video, LIDAR and RADAR.…

Artificial Intelligence · Computer Science 2020-03-03 Ruwan Wickramarachchi , Cory Henson , Amit Sheth

Knowledge Tracing (KT) aims to model a student's learning trajectory and predict performance on the next question. A key challenge is how to better represent the relationships among students, questions, and knowledge concepts (KCs).…

Artificial Intelligence · Computer Science 2026-01-26 Chi Yu , Hongyu Yuan , Zhiyi Duan