G. Fita

Adaptive Two-Stage Online Learning for Service-Affecting Failure Detection in Mobile Core Networks

J. du Toit, G. Fita, J. Salzwedel, A. Stoltz, R. Wolhuter

Mobile network operators monitor aggregated traffic volumes to assess the operational health of core network infrastructure. Reliable failure detection is challenging due to strong temporal structure, non-stationarity, measurement artefacts, and extreme class imbalance, which lim…Read more