Graph learning for anomaly analytics: Algorithms, applications, and challenges

J Ren, F Xia, I Lee, A Noori Hoshyar… - ACM Transactions on …, 2023 - dl.acm.org
Anomaly analytics is a popular and vital task in various research contexts that has been
studied for several decades. At the same time, deep learning has shown its capacity in …

Exgc: Bridging efficiency and explainability in graph condensation

J Fang, X Li, Y Sui, Y Gao, G Zhang, K Wang… - Proceedings of the …, 2024 - dl.acm.org
Graph representation learning on vast datasets, like web data, has made significant strides.
However, the associated computational and storage overheads raise concerns. In sight of …

Modeling spatio-temporal dynamical systems with neural discrete learning and levels-of-experts

K Wang, H Wu, G Zhang, J Fang… - … on Knowledge and …, 2024 - ieeexplore.ieee.org
In this paper, we address the issue of modeling and estimating changes in the state of the
spatio-temporal dynamical systems based on a sequence of observations like video frames …

The heterophilic snowflake hypothesis: Training and empowering gnns for heterophilic graphs

K Wang, G Zhang, X Zhang, J Fang, X Wu, G Li… - Proceedings of the 30th …, 2024 - dl.acm.org
Graph Neural Networks (GNNs) have become pivotal tools for a range of graph-based
learning tasks. Notably, most current GNN architectures operate under the assumption of …

NuwaDynamics: Discovering and Updating in Causal Spatio-Temporal Modeling

K Wang, H Wu, Y Duan, G Zhang, K Wang… - The Twelfth …, 2024 - openreview.net
Spatio-temporal (ST) prediction plays a pivotal role in earth sciences, such as
meteorological prediction, urban computing. Adequate high-quality data, coupled with deep …

CaT-GNN: Enhancing Credit Card Fraud Detection via Causal Temporal Graph Neural Networks

Y Duan, G Zhang, S Wang, X Peng, W Ziqi… - arXiv preprint arXiv …, 2024 - arxiv.org
Credit card fraud poses a significant threat to the economy. While Graph Neural Network
(GNN)-based fraud detection methods perform well, they often overlook the causal effect of a …

Data-unbalanced traffic accident prediction via adaptive graph and self-supervised learning

S Wang, Y Zhang, X Piao, X Lin, Y Hu, B Yin - Applied Soft Computing, 2024 - Elsevier
Traffic accident prediction is an important research problem, which can help to identify
dangerous situations on the road in advance and take appropriate measures. Nonetheless …

Adaptive and Interactive Multi-Level Spatio-Temporal Network for Traffic Forecasting

Y Zhang, P Wang, B Wang, X Wang… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Traffic forecasting is a challenging research topic due to the complex spatial and temporal
dependencies among different roads. Though great efforts have been made on traffic …

Fortune favors the invariant: Enhancing GNNs' generalizability with Invariant Graph Learning

G Zhang, Y Chen, S Wang, K Wang, J Fang - Knowledge-Based Systems, 2024 - Elsevier
Generalizable and transferrable graph representation learning endows graph neural
networks (GNN) with the ability to extrapolate potential test distributions. Nonetheless …

A Bi-level Framework for Traffic Accident Duration Prediction: Leveraging Weather and Road Condition Data within a Practical Optimum Pipeline

RT Sukonna, SI Swapnil - arXiv preprint arXiv:2311.00634, 2023 - arxiv.org
Due to the stochastic nature of events, predicting the duration of a traffic incident presents a
formidable challenge. Accurate duration estimation can result in substantial advantages for …