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A large number of real-world graphs or networks are inherently heterogeneous, involving a diversity of node types and relation types. Heterogeneous graph embedding is to embed rich structural and semantic information of a heterogeneous…

社会与信息网络 · 计算机科学 2020-04-01 Xinyu Fu , Jiani Zhang , Ziqiao Meng , Irwin King

The goal of network embedding is to transform nodes in a network to a low-dimensional embedding vectors. Recently, heterogeneous network has shown to be effective in representing diverse information in data. However, heterogeneous network…

社会与信息网络 · 计算机科学 2019-12-21 Seonghyeon Lee , Chanyoung Park , Hwanjo Yu

Existing multi-relational graph neural networks use one of two strategies for identifying informative relations: either they reduce this problem to low-level weight learning, or they rely on handcrafted chains of relational dependencies,…

机器学习 · 计算机科学 2023-11-21 Francesco Ferrini , Antonio Longa , Andrea Passerini , Manfred Jaeger

Understanding information cascades in networks is a fundamental issue in numerous applications. Current researches often sample cascade information into several independent paths or subgraphs to learn a simple cascade representation.…

社会与信息网络 · 计算机科学 2024-03-25 Fanrui Zhang , Jiawei Liu , Qiang Zhang , Xiaoling Zhu , Zheng-Jun Zha

Heterogeneous Information Networks (HIN) has been widely used in recommender systems (RSs). In previous HIN-based RSs, meta-path is used to compute the similarity between users and items. However, existing meta-path based methods only…

社会与信息网络 · 计算机科学 2019-08-27 Huan Zhao , Yingqi Zhou , Yangqiu Song , Dik Lun Lee

Knowledge Tracing (KT) aims to mine students' evolving knowledge states and predict their future question-answering performance. Existing methods based on heterogeneous information networks (HINs) are prone to introducing noises due to…

人工智能 · 计算机科学 2025-11-20 Zhiyi Duan , Zixing Shi , Hongyu Yuan , Qi Wang

There are many real-world knowledge based networked systems with multi-type interacting entities that can be regarded as heterogeneous networks including human connections and biological evolutions. One of the main issues in such networks…

社会与信息网络 · 计算机科学 2019-11-05 Soheila Molaei , Hadi Zare , Hadi Veisi

This study focuses on the problem of path modeling in heterogeneous information networks and proposes a multi-hop path-aware recommendation framework. The method centers on multi-hop paths composed of various types of entities and…

信息检索 · 计算机科学 2025-05-12 Hongye Zheng , Yue Xing , Lipeng Zhu , Xu Han , Junliang Du , Wanyu Cui

Graphlets are induced subgraph patterns that are crucial to the understanding of the structure and function of a large network. A lot of efforts have been devoted to calculating graphlet statistics where random walk based approaches are…

社会与信息网络 · 计算机科学 2020-05-12 Simiao Jiao , Zihui Xue , Xiaowei Chen , Yuedong Xu

Modeling heterogeneity by extraction and exploitation of high-order information from heterogeneous information networks (HINs) has been attracting immense research attention in recent times. Such heterogeneous network embedding (HNE)…

机器学习 · 计算机科学 2022-01-11 Mubashir Imran , Hongzhi Yin , Tong Chen , Zi Huang , Kai Zheng

Hypergraphs are data structures capable of capturing supra-dyadic relations. We can use them to model binary relations, but also to model groups of entities, as well as the intersections between these groups or the contained subgroups. In…

信息检索 · 计算机科学 2021-04-13 José Devezas , Sérgio Nunes

Heterogeneous information network (HIN) has been widely used to characterize entities of various types and their complex relations. Recent attempts either rely on explicit path reachability to leverage path-based semantic relatedness or…

信息检索 · 计算机科学 2021-07-02 Jiarui Jin , Kounianhua Du , Weinan Zhang , Jiarui Qin , Yuchen Fang , Yong Yu , Zheng Zhang , Alexander J. Smola

Heterogeneous graph neural networks (GNNs) have been successful in handling heterogeneous graphs. In existing heterogeneous GNNs, meta-path plays an essential role. However, recent work pointed out that simple homogeneous graph model…

机器学习 · 计算机科学 2024-12-17 Guanghui Zhu , Zhennan Zhu , Hongyang Chen , Chunfeng Yuan , Yihua Huang

In this work, we propose to study the utility of different meta-graphs, as well as how to simultaneously leverage multiple meta-graphs for HIN embedding in an unsupervised manner. Motivated by prolific research on homogeneous networks,…

机器学习 · 计算机科学 2019-10-02 Carl Yang , Yichen Feng , Pan Li , Yu Shi , Jiawei Han

In this paper, we focus on graph representation learning of heterogeneous information network (HIN), in which various types of vertices are connected by various types of relations. Most of the existing methods conducted on HIN revise…

机器学习 · 计算机科学 2019-12-24 Huiting Hong , Hantao Guo , Yucheng Lin , Xiaoqing Yang , Zang Li , Jieping Ye

Network representation learning has aroused widespread interests in recent years. While most of the existing methods deal with edges as pairwise relationships, only a few studies have been proposed for hyper-networks to capture more…

社会与信息网络 · 计算机科学 2019-10-23 Jie Huang , Xin Liu , Yangqiu Song

Heterogeneous Information Network (HIN) embedding refers to the low-dimensional projections of the HIN nodes that preserve the HIN structure and semantics. HIN embedding has emerged as a promising research field for network analysis as it…

机器学习 · 计算机科学 2021-08-10 Rayyan Ahmad Khan , Martin Kleinsteuber

Link prediction in heterogeneous networks is crucial for understanding the intricacies of network structures and forecasting their future developments. Traditional methodologies often face significant obstacles, including…

计算工程、金融与科学 · 计算机科学 2025-01-07 Shengming Zhang , Le Zhang , Jingbo Zhou , Hui Xiong

On graph data, the multitude of node or edge types gives rise to heterogeneous information networks (HINs). To preserve the heterogeneous semantics on HINs, the rich node/edge types become a cornerstone of HIN representation learning.…

机器学习 · 计算机科学 2023-02-22 Trung-Kien Nguyen , Zemin Liu , Yuan Fang

In recent years, Graph Neural Networks has received enormous attention from academia for its huge potential of modeling the network traits such as macrostructure and single node attributes. However, prior mainstream works mainly focus on…

社会与信息网络 · 计算机科学 2022-07-13 Yang Yan , Qiuyan Wang