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Academic networks in the real world can usually be described by heterogeneous information networks composed of multi-type nodes and relationships. Some existing research on representation learning for homogeneous information networks lacks…

信息检索 · 计算机科学 2023-11-03 Junfu Wang , Yawen Li , Zhe Xue , Ang Li

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

Nodes performing different functions in a network have different roles, and these roles can be gleaned from the structure of the network. Learning latent representations for the roles of nodes helps to understand the network and to transfer…

社会与信息网络 · 计算机科学 2019-10-16 Xuewei Ma , Geng Qin , Zhiyang Qiu , Mingxin Zheng , Zhe Wang

Recent years have witnessed a surge of interest in machine learning on graphs and networks with applications ranging from vehicular network design to IoT traffic management to social network recommendations. Supervised machine learning…

社会与信息网络 · 计算机科学 2019-08-23 Manoj Reddy Dareddy , Mahashweta Das , Hao Yang

Graphs are often used to organize data because of their simple topological structure, and therefore play a key role in machine learning. And it turns out that the low-dimensional embedded representation obtained by graph representation…

机器学习 · 计算机科学 2021-01-05 Xing Li , Wei Wei , Xiangnan Feng , Zhiming Zheng

Due to the flexibility in modelling data heterogeneity, heterogeneous information network (HIN) has been adopted to characterize complex and heterogeneous auxiliary data in recommender systems, called HIN based recommendation. It is…

社会与信息网络 · 计算机科学 2017-11-30 Chuan Shi , Binbin Hu , Wayne Xin Zhao , Philip S. Yu

Many real-world problems are naturally modeled as heterogeneous graphs, where nodes and edges represent multiple types of entities and relations. Existing learning models for heterogeneous graph representation usually depend on the…

Social network analysis provides meaningful information about behavior of network members that can be used for diverse applications such as classification, link prediction. However, network analysis is computationally expensive because of…

社会与信息网络 · 计算机科学 2018-07-30 Mohammad Mehdi Keikha , Maseud Rahgozar , Masoud Asadpour

Finding a low dimensional representation of hierarchical, structured data described by a network remains a challenging problem in the machine learning community. An emerging approach is embedding these networks into hyperbolic space because…

社会与信息网络 · 计算机科学 2019-05-03 David McDonald , Shan He

Network embedding algorithms are able to learn latent feature representations of nodes, transforming networks into lower dimensional vector representations. Typical key applications, which have effectively been addressed using network…

机器学习 · 计算机科学 2018-09-10 Duong Nguyen , Fragkiskos D. Malliaros

The heterogeneous network is a robust data abstraction that can model entities of different types interacting in various ways. Such heterogeneity brings rich semantic information but presents nontrivial challenges in aggregating the…

机器学习 · 计算机科学 2020-09-18 Nhat Tran , Jean Gao

Most existing random walk based network embedding methods often follow only one of two principles, homophily or structural equivalence. In real world networks, however, nodes exhibit a mixture of homophily and structural equivalence, which…

社会与信息网络 · 计算机科学 2020-10-27 Chen Cui , Ning Yang , Philip S. Yu

Heterogeneous information networks (HINs) are ubiquitous in real-world applications. In the meantime, network embedding has emerged as a convenient tool to mine and learn from networked data. As a result, it is of interest to develop HIN…

社会与信息网络 · 计算机科学 2018-07-11 Yu Shi , Qi Zhu , Fang Guo , Chao Zhang , Jiawei Han

In contrast to regular (simple) networks, hyper networks possess the ability to depict more complex relationships among nodes and store extensive information. Such networks are commonly found in real-world applications, such as in social…

社会与信息网络 · 计算机科学 2023-11-08 Shu Liu , Cameron Lai , Fujio Toriumi

Network embedding aims to represent a network into a low dimensional space where the network structural information and inherent properties are maximumly preserved. Random walk based network embedding methods such as DeepWalk and node2vec…

社会与信息网络 · 计算机科学 2021-04-01 Jiawei Shen , Xincheng Shu , Hu Yang

Network embedding (or graph embedding) has been widely used in many real-world applications. However, existing methods mainly focus on networks with single-typed nodes/edges and cannot scale well to handle large networks. Many real-world…

社会与信息网络 · 计算机科学 2019-05-21 Yukuo Cen , Xu Zou , Jianwei Zhang , Hongxia Yang , Jingren Zhou , Jie Tang

The performance of many network learning applications crucially hinges on the success of network embedding algorithms, which aim to encode rich network information into low-dimensional vertex-based vector representations. This paper…

Heterogeneous networks are widely used to model real-world semi-structured data. The key challenge of learning over such networks is the modeling of node similarity under both network structures and contents. To deal with network…

社会与信息网络 · 计算机科学 2019-10-04 Carl Yang , Mengxiong Liu , Frank He , Xikun Zhang , Jian Peng , Jiawei Han

Network representation learning (NRL) advances the conventional graph mining of social networks, knowledge graphs, and complex biomedical and physics information networks. Over dozens of network representation learning algorithms have been…

社会与信息网络 · 计算机科学 2021-10-15 Jingya Zhou , Ling Liu , Wenqi Wei , Jianxi Fan

Heterogeneous information network (HIN) embedding aims to find the representations of nodes that preserve the proximity between entities of different nature. A family of approaches that are wildly adopted applies random walk to generate a…

机器学习 · 计算机科学 2022-02-15 Ling Zhan , Tao Jia