Heterogeneous contrastive learning for foundation models and beyond

L Zheng, B Jing, Z Li, H Tong, J He - Proceedings of the 30th ACM …, 2024 - dl.acm.org
In the era of big data and Artificial Intelligence, an emerging paradigm is to utilize contrastive
self-supervised learning to model large-scale heterogeneous data. Many existing foundation …

Temporal-frequency masked autoencoders for time series anomaly detection

Y Fang, J Xie, Y Zhao, L Chen, Y Gao… - 2024 IEEE 40th …, 2024 - ieeexplore.ieee.org
In the era of observability, massive amounts of time series data have been collected to
monitor the running status of the target system, where anomaly detection serves to identify …

Dual Temporal Masked Modeling for KPI Anomaly Detection via Similarity Aggregation

T Yu, Z Gao, K Xu, X Wang, P Shi… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
With the expanding scale of current industries, monitoring systems centered around Key
Performance Indicators (KPIs) play an increasingly crucial role. KPI anomaly detection can …

Self-Supervised Anomaly Detection with Neural Transformations

C Qiu, M Kloft, S Mandt… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Data augmentation plays a critical role in self-supervised learning, including anomaly
detection. While hand-crafted transformations such as image rotations can achieve …

Towards accurate anomaly detection for cloud system via graph-enhanced contrastive learning

Z Zhang, Z Zhu, C Xu, J Zhang, S Xu - Complex & Intelligent Systems, 2025 - Springer
As a critical technology, anomaly detection ensures the smooth operation of cloud systems
while maintaining the market competitiveness of cloud service providers. However, the …

Abnormality Forecasting: Time Series Anomaly Prediction via Future Context Modeling

S Zhao, W Wang, H Xu, Z Yu, Q Wen, G Wang… - arXiv preprint arXiv …, 2024 - arxiv.org
Identifying anomalies from time series data plays an important role in various fields such as
infrastructure security, intelligent operation and maintenance, and space exploration …

CATS: Contrastive learning for Anomaly detection in Time Series

JR Ky, B Mathieu, A Lahmadi… - 2024 IEEE International …, 2024 - ieeexplore.ieee.org
Anomaly detection (AD) plays a critical role in a wide variety of big data applications,
including cybersecurity, monitoring, and network systems. It consists in finding patterns in …