adaptive threshold

Ctrip Technology

Aug 3, 2023 · Operations

Intelligent Anomaly Detection for Ctrip Operations: LSTM Forecasting, Trend Analysis, Adaptive Thresholds, and Periodic Anomaly Filtering

The article describes Ctrip's AIOps approach to improving alert quality by combining statistical methods and machine‑learning models such as LSTM, trend analysis, adaptive threshold calculation, and dynamic‑time‑warping based periodic anomaly detection, achieving significant gains in precision and fault‑recall rates.