A new method for recommendation based on embedding spectral clustering in heterogeneous networks (RESCHet)

S Forouzandeh, K Berahmand, R Sheikhpour… - Expert Systems with …, 2023 - Elsevier
The advancement in internet technology has enabled the use of increasingly sophisticated
data by recommendation systems to enhance their effectiveness. This data is comprised of …

Detecting communities from heterogeneous graphs: A context path-based graph neural network model

L Luo, Y Fang, X Cao, X Zhang, W Zhang - Proceedings of the 30th ACM …, 2021 - dl.acm.org
Community detection, aiming to group the graph nodes into clusters with dense inner-
connection, is a fundamental graph mining task. Recently, it has been studied on the …

A survey about community detection over On-line Social and Heterogeneous Information Networks

V Moscato, G Sperlì - Knowledge-Based Systems, 2021 - Elsevier
Abstract In modern Online Social Networks (OSNs), the need to detect users' communities
based on their interests and social connections has became a more and more important …

Efficient algorithms for densest subgraph discovery on large directed graphs

C Ma, Y Fang, R Cheng, LVS Lakshmanan… - Proceedings of the …, 2020 - dl.acm.org
Given a directed graph G, the directed densest subgraph (DDS) problem refers to the finding
of a subgraph from G, whose density is the highest among all the subgraphs of G. The DDS …

Influential community search over large heterogeneous information networks

Y Zhou, Y Fang, W Luo, Y Ye - Proceedings of the VLDB Endowment, 2023 - dl.acm.org
Recently, the topic of influential community search has gained much attention. Given a
graph, it aims to find communities of vertices with high importance values from it. Existing …

[HTML][HTML] Health-aware food recommendation system with dual attention in heterogeneous graphs

S Forouzandeh, M Rostami, K Berahmand… - Computers in Biology …, 2024 - Elsevier
Recommender systems (RS) have been increasingly applied to food and health. However,
challenges still remain, including the effective incorporation of heterogeneous information …

Explainability in graph neural networks: An experimental survey

P Li, Y Yang, M Pagnucco, Y Song - arXiv preprint arXiv:2203.09258, 2022 - arxiv.org
Graph neural networks (GNNs) have been extensively developed for graph representation
learning in various application domains. However, similar to all other neural networks …

Cohesive subgraph search over big heterogeneous information networks: Applications, challenges, and solutions

Y Fang, K Wang, X Lin, W Zhang - Proceedings of the 2021 International …, 2021 - dl.acm.org
With the advent of a wide spectrum of recent applications, querying heterogeneous
information networks (HINs) has received a great deal of attention from both academic and …

Efficient size-bounded community search over large networks

K Yao, L Chang - Proceedings of the VLDB Endowment, 2021 - dl.acm.org
The problem of community search, which aims to find a cohesive subgraph containing user-
given query vertices, has been extensively studied recently. Most of the existing studies …

SciSight: Combining faceted navigation and research group detection for COVID-19 exploratory scientific search

T Hope, J Portenoy, K Vasan, J Borchardt… - arXiv preprint arXiv …, 2020 - arxiv.org
The COVID-19 pandemic has sparked unprecedented mobilization of scientists, generating
a deluge of papers that makes it hard for researchers to keep track and explore new …