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相关论文: Knowledge Graph Driven Recommendation System Algor…

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The integration of Knowledge Graphs (KGs) into the Retrieval Augmented Generation (RAG) framework has attracted significant interest, with early studies showing promise in mitigating hallucinations and improving model accuracy. However, a…

人工智能 · 计算机科学 2025-05-20 Xujie Yuan , Yongxu Liu , Shimin Di , Shiwen Wu , Libin Zheng , Rui Meng , Lei Chen , Xiaofang Zhou , Jian Yin

Graph neural networks (GNNs) have shown remarkable performance on diverse graph mining tasks. Although different GNNs can be unified as the same message passing framework, they learn complementary knowledge from the same graph. Knowledge…

机器学习 · 计算机科学 2023-04-06 Zhichun Guo , Chunhui Zhang , Yujie Fan , Yijun Tian , Chuxu Zhang , Nitesh Chawla

In recent years recommendation systems typically employ the edge information provided by knowledge graphs combined with the advantages of high-order connectivity of graph networks in the recommendation field. However, this method is limited…

信息检索 · 计算机科学 2025-02-24 Feng Xia , Zhifei Hu

Large language models with retrieval-augmented generation encounter a pivotal challenge in intricate retrieval tasks, e.g., multi-hop question answering, which requires the model to navigate across multiple documents and generate…

信息检索 · 计算机科学 2025-05-06 Weijie Chen , Ting Bai , Jinbo Su , Jian Luan , Wei Liu , Chuan Shi

Graph Neural Networks (GNNs) have demonstrated great success in Knowledge Graph Completion (KGC) by modeling how entities and relations interact in recent years. However, most of them are designed to learn from the observed graph structure,…

机器学习 · 计算机科学 2023-02-28 Heng Chang , Jie Cai , Jia Li

Knowledge graphs, represented in RDF, are able to model entities and their relations by means of ontologies. The use of knowledge graphs for information modeling has attracted interest in recent years. In recommender systems, items and…

信息检索 · 计算机科学 2023-07-21 Ngoc Luyen Le , Marie-Hélène Abel , Philippe Gouspillou

In this paper, we aim at improving the computational efficiency of graph convolutional networks (GCNs) for learning on point clouds. The basic graph convolution that is typically composed of a $K$-nearest neighbor (KNN) search and a…

计算机视觉与模式识别 · 计算机科学 2021-04-13 Yawei Li , He Chen , Zhaopeng Cui , Radu Timofte , Marc Pollefeys , Gregory Chirikjian , Luc Van Gool

The success of graph neural network-based models (GNNs) has significantly advanced recommender systems by effectively modeling users and items as a bipartite, undirected graph. However, many original graph-based works often adopt results…

This work explores unifying knowledge enhanced recommendation with multi-domain recommendation systems in a conversational AI assistant application. Multi-domain recommendation leverages users' interactions in previous domains to improve…

信息检索 · 计算机科学 2025-03-26 Elan Markowitz , Ziyan Jiang , Fan Yang , Xing Fan , Tony Chen , Greg Ver Steeg , Aram Galstyan

Graph Neural Networks (GNNs) have emerged as promising solutions for collaborative filtering (CF) through the modeling of user-item interaction graphs. The nucleus of existing GNN-based recommender systems involves recursive message passing…

机器学习 · 计算机科学 2024-05-21 Peiyan Zhang , Yuchen Yan , Xi Zhang , Chaozhuo Li , Senzhang Wang , Feiran Huang , Sunghun Kim

Notification recommendation systems are critical to driving user engagement on professional platforms like LinkedIn. Designing such systems involves integrating heterogeneous signals across domains, capturing temporal dynamics, and…

Graph Neural Networks (GNNs) have become powerful tools in modeling graph-structured data in recommender systems. However, real-life recommendation scenarios usually involve heterogeneous relationships (e.g., social-aware user influence,…

信息检索 · 计算机科学 2023-03-03 Mengru Chen , Chao Huang , Lianghao Xia , Wei Wei , Yong Xu , Ronghua Luo

In the era of personalized education, the provision of comprehensible explanations for learning recommendations is of a great value to enhance the learner's understanding and engagement with the recommended learning content. Large language…

人工智能 · 计算机科学 2025-01-23 Hasan Abu-Rasheed , Christian Weber , Madjid Fathi

Traditional computer vision approaches, based on neural networks (NN), are typically trained on a large amount of image data. By minimizing the cross-entropy loss between a prediction and a given class label, the NN and its visual embedding…

计算机视觉与模式识别 · 计算机科学 2021-07-13 Sebastian Monka , Lavdim Halilaj , Stefan Schmid , Achim Rettinger

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…

信息检索 · 计算机科学 2022-03-29 Lianghao Xia , Chao Huang , Yong Xu , Peng Dai , Mengyin Lu , Liefeng Bo

Knowledge Graphs (KGs) are composed of structured information about a particular domain in the form of entities and relations. In addition to the structured information KGs help in facilitating interconnectivity and interoperability between…

人工智能 · 计算机科学 2020-05-15 Genet Asefa Gesese , Russa Biswas , Mehwish Alam , Harald Sack

Graph Convolutional Networks (GCNs) are state-of-the-art graph based representation learning models by iteratively stacking multiple layers of convolution aggregation operations and non-linear activation operations. Recently, in…

信息检索 · 计算机科学 2020-01-29 Lei Chen , Le Wu , Richang Hong , Kun Zhang , Meng Wang

Knowledge graphs (KGs) have become important auxiliary information for helping recommender systems obtain a good understanding of user preferences. Despite recent advances in KG-based recommender systems, existing methods are prone to…

信息检索 · 计算机科学 2023-04-25 Xuhui Ren , Wei Yuan , Tong Chen , Chaoqun Yang , Quoc Viet Hung Nguyen , Hongzhi Yin

Knowledge Graph (KG) can effectively integrate valuable information from massive data, and thus has been rapidly developed and widely used in many fields. Traditional KG construction methods rely on manual annotation, which often consumes a…

计算与语言 · 计算机科学 2026-04-22 Qiubai Zhu , Qingwang Wang , Haibin Yuan , Wei Chen , Tao Shen

GRank is a recent graph-based recommendation approach the uses a novel heterogeneous information network to model users' priorities and analyze it to directly infer a recommendation list. Unfortunately, GRank neglects the semantics behind…

社会与信息网络 · 计算机科学 2018-11-06 Bita Shams , Saman Haratizadeh
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