Rare Category Analysis for Complex Data: A Review

D Zhou, J He - ACM Computing Surveys, 2023 - dl.acm.org
Though the sheer volume of data that is collected is immense, it is the rare categories that
are often the most important in many high-impact domains, ranging from financial fraud …

A survey of imbalanced learning on graphs: Problems, techniques, and future directions

Z Liu, Y Li, N Chen, Q Wang, B Hooi, B He - arxiv preprint arxiv …, 2023 - arxiv.org
Graphs represent interconnected structures prevalent in a myriad of real-world scenarios.
Effective graph analytics, such as graph learning methods, enables users to gain profound …

[PDF][PDF] Anomaly subgraph detection through high-order sampling contrastive learning

Y Sun, W Wang, N Wu, C Bao - Proceedings of the Thirty-Third International …, 2024 - ijcai.org
Anomaly subgraph detection is a crucial task in various real-world applications, including
identifying high-risk areas, detecting river pollution, and monitoring disease outbreaks. Early …

Fadman: Federated anomaly detection across multiple attributed networks

N Wu, N Zhang, W Wang, L Fan, Q Yang - arxiv preprint arxiv:2205.14196, 2022 - arxiv.org
Anomaly subgraph detection has been widely used in various applications, ranging from
cyber attack in computer networks to malicious activities in social networks. Despite an …

AAAN: Anomaly Alignment in Attributed Networks

Y Sun, W Wang, N Wu, C Liu, S Bhatia, Y Yu… - Knowledge-Based …, 2022 - Elsevier
Anomaly subgraph detection is an important problem that has been well researched in
various applications, ranging from cyberattacks in computer networks to malicious activities …

[PDF][PDF] Implicit anomaly subgraph detection (IASD) in multi-domain attribute networks

Y Sun - Proceedings of the Thirty-Third International Joint …, 2024 - ijcai.org
Anomaly subgraph detection is a vital task in various real applications. However, with the
advancement of AI technology, it faces new challenges: 1) Anomaly features are often …

DCOR: Anomaly Detection in Attributed Networks via Dual Contrastive Learning Reconstruction

HR Zade, H Zare, MG Parsa, H Davardoust… - arxiv preprint arxiv …, 2024 - arxiv.org
Anomaly detection using a network-based approach is one of the most efficient ways to
identify abnormal events such as fraud, security breaches, and system faults in a variety of …

ANOMALYMAXQ: Anomaly-Structured Maximization to Query in Attributed Network

X Zhang, N Wu, Z Zhen, W Wang - arxiv preprint arxiv:2108.07405, 2021 - arxiv.org
The detection of anomaly subgraphs naturally appears in various real-life tasks, yet label
noise seriously interferes with the result. As a motivation for our work, we focus on …

Multiple Anomaly Alignments on Network Traffics

N Wu, N Zhang, Q Lu, J Zhang, W Wang… - 2022 IEEE …, 2022 - ieeexplore.ieee.org
Anomaly subgraph detection has been widely used in various scenarios and fields (eg,
congestion related to passenger cars). Most existing methods for discovering anomalies in …

Network alignment on big networks

S Zhang - 2021 - ideals.illinois.edu
In the age of big data, multiple networks naturally appear in a variety of domains, such as
social network analysis, bioinformatics, finance, infrastructure and so on. Network alignment …