A survey on graph neural networks for time series: Forecasting, classification, imputation, and anomaly detection

M Jin, HY Koh, Q Wen, D Zambon… - … on Pattern Analysis …, 2024 - ieeexplore.ieee.org
Time series are the primary data type used to record dynamic system measurements and
generated in great volume by both physical sensors and online processes (virtual sensors) …

Self-supervised learning for time series analysis: Taxonomy, progress, and prospects

K Zhang, Q Wen, C Zhang, R Cai, M Jin… - … on Pattern Analysis …, 2024 - ieeexplore.ieee.org
Self-supervised learning (SSL) has recently achieved impressive performance on various
time series tasks. The most prominent advantage of SSL is that it reduces the dependence …

One fits all: Power general time series analysis by pretrained lm

T Zhou, P Niu, L Sun, R Jin - Advances in neural …, 2023 - proceedings.neurips.cc
Although we have witnessed great success of pre-trained models in natural language
processing (NLP) and computer vision (CV), limited progress has been made for general …

Transformers in time series: A survey

Q Wen, T Zhou, C Zhang, W Chen, Z Ma, J Yan… - arXiv preprint arXiv …, 2022 - arxiv.org
Transformers have achieved superior performances in many tasks in natural language
processing and computer vision, which also triggered great interest in the time series …

Film: Frequency improved legendre memory model for long-term time series forecasting

T Zhou, Z Ma, Q Wen, L Sun, T Yao… - Advances in neural …, 2022 - proceedings.neurips.cc
Recent studies have shown that deep learning models such as RNNs and Transformers
have brought significant performance gains for long-term forecasting of time series because …

Large models for time series and spatio-temporal data: A survey and outlook

M Jin, Q Wen, Y Liang, C Zhang, S Xue, X Wang… - arXiv preprint arXiv …, 2023 - arxiv.org
Temporal data, notably time series and spatio-temporal data, are prevalent in real-world
applications. They capture dynamic system measurements and are produced in vast …

TFAD: A decomposition time series anomaly detection architecture with time-frequency analysis

C Zhang, T Zhou, Q Wen, L Sun - Proceedings of the 31st ACM …, 2022 - dl.acm.org
Time series anomaly detection is a challenging problem due to the complex temporal
dependencies and the limited label data. Although some algorithms including both …

Dcdetector: Dual attention contrastive representation learning for time series anomaly detection

Y Yang, C Zhang, T Zhou, Q Wen, L Sun - Proceedings of the 29th ACM …, 2023 - dl.acm.org
Time series anomaly detection is critical for a wide range of applications. It aims to identify
deviant samples from the normal sample distribution in time series. The most fundamental …

Weakly guided adaptation for robust time series forecasting

Y Cheng, P Chen, C Guo, K Zhao, Q Wen… - Proceedings of the …, 2023 - dl.acm.org
Robust multivariate time series forecasting is crucial in many cyberphysical and Internet of
Things applications. Existing state-of-the-art robust forecasting models decompose time …

Foundation models for time series analysis: A tutorial and survey

Y Liang, H Wen, Y Nie, Y Jiang, M Jin, D Song… - arXiv preprint arXiv …, 2024 - arxiv.org
Time series analysis stands as a focal point within the data mining community, serving as a
cornerstone for extracting valuable insights crucial to a myriad of real-world applications …