CALAD uses reconstruction-error-based channel relevance to construct contrastive samples in a transformer autoencoder framework, outperforming baselines on real-world multivariate time series anomaly detection tasks especially under distribution shift.
In: Proceedings of the 29th ACM SIGKDD Conference on Knowledge Discovery and Data Mining
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CALAD: Channel-Aware contrastive Learning for multivariate time series Anomaly Detection
CALAD uses reconstruction-error-based channel relevance to construct contrastive samples in a transformer autoencoder framework, outperforming baselines on real-world multivariate time series anomaly detection tasks especially under distribution shift.