Cascaded Anomaly Detection with Coarse Sampling in Distributed Systems. - Amelia Badica; Costin Badica; Marek Bolanowski; Stefka Fidanova; Maria Ganzha; Stanislav Harizanov; Mirjana Ivanovic; Ivan Lirkov; Marcin Paprzycki; Andrzej Paszkiewicz; Kacper Tomczyk (BDA (Astronomy, Science, and Engineering), 2021)