A comprehensive survey on graph anomaly detection with deep learning

X Ma, J Wu, S Xue, J Yang, C Zhou… - IEEE transactions on …, 2021‏ - ieeexplore.ieee.org
Anomalies are rare observations (eg, data records or events) that deviate significantly from
the others in the sample. Over the past few decades, research on anomaly mining has …

Class-imbalanced learning on graphs: A survey

Y Ma, Y Tian, N Moniz, NV Chawla - ACM Computing Surveys, 2023‏ - dl.acm.org
Rapid advancement in machine learning is increasing the demand for effective graph data
analysis. However, real-world graph data often exhibits class imbalance, leading to poor …

Addressing heterophily in graph anomaly detection: A perspective of graph spectrum

Y Gao, X Wang, X He, Z Liu, H Feng… - Proceedings of the ACM …, 2023‏ - dl.acm.org
Graph anomaly detection (GAD) suffers from heterophily—abnormal nodes are sparse so
that they are connected to vast normal nodes. The current solutions upon Graph Neural …

Gadbench: Revisiting and benchmarking supervised graph anomaly detection

J Tang, F Hua, Z Gao, P Zhao… - Advances in Neural …, 2023‏ - proceedings.neurips.cc
With a long history of traditional Graph Anomaly Detection (GAD) algorithms and recently
popular Graph Neural Networks (GNNs), it is still not clear (1) how they perform under a …

Bond: Benchmarking unsupervised outlier node detection on static attributed graphs

K Liu, Y Dou, Y Zhao, X Ding, X Hu… - Advances in …, 2022‏ - proceedings.neurips.cc
Detecting which nodes in graphs are outliers is a relatively new machine learning task with
numerous applications. Despite the proliferation of algorithms developed in recent years for …

Dgraph: A large-scale financial dataset for graph anomaly detection

X Huang, Y Yang, Y Wang, C Wang… - Advances in …, 2022‏ - proceedings.neurips.cc
Abstract Graph Anomaly Detection (GAD) has recently become a hot research spot due to its
practicability and theoretical value. Since GAD emphasizes the application and the rarity of …

Alleviating structural distribution shift in graph anomaly detection

Y Gao, X Wang, X He, Z Liu, H Feng… - Proceedings of the …, 2023‏ - dl.acm.org
Graph anomaly detection (GAD) is a challenging binary classification problem due to its
different structural distribution between anomalies and normal nodes---abnormal nodes are …

Auc-oriented graph neural network for fraud detection

M Huang, Y Liu, X Ao, K Li, J Chi, J Feng… - Proceedings of the …, 2022‏ - dl.acm.org
Though Graph Neural Networks (GNNs) have been successful for fraud detection tasks, they
suffer from imbalanced labels due to limited fraud compared to the overall userbase. This …

Comga: Community-aware attributed graph anomaly detection

X Luo, J Wu, A Beheshti, J Yang, X Zhang… - Proceedings of the …, 2022‏ - dl.acm.org
Graph anomaly detection, here, aims to find rare patterns that are significantly different from
other nodes. Attributed graphs containing complex structure and attribute information are …

Learning transactional behavioral representations for credit card fraud detection

Y **e, G Liu, C Yan, C Jiang, M Zhou… - IEEE Transactions on …, 2022‏ - ieeexplore.ieee.org
Credit card fraud detection is a challenging task since fraudulent actions are hidden in
massive legitimate behaviors. This work aims to learn a new representation for each …