U²AD learns unified normal data representations via score-based generative modeling and a novel time-dependent score network to outperform prior methods in accuracy and early anomaly detection for multivariate time series.
V olume Under the Surface: A New Accuracy Evaluation Measure for Time-Series Anomaly Detection.Proceedings of the VLDB Endowment, 15(11):2774–2787
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Learning Unified Representations of Normalcy for Time Series Anomaly Detection
U²AD learns unified normal data representations via score-based generative modeling and a novel time-dependent score network to outperform prior methods in accuracy and early anomaly detection for multivariate time series.