Tag
anomaly-detection
- Sep 21, 2026 Seasonal Baselines and the False Alerts They Prevent A fixed threshold on a metric that varies by weekday produces a stream of alerts that gets ignored; a baseline has to model the periodicity it is compared against. data engineering
- Apr 27, 2023 Seasonality and the Limits of Static Alert Thresholds How diurnal and weekly cycles defeat a fixed threshold, what a seasonal baseline measures against, and why differencing a series amplifies its noise in proportion to the step size. observability