A deep dive into high-cardinality anomaly detection in Elasticsearch
Amazon Web Services FeedA deep dive into high-cardinality anomaly detection in Elasticsearch In May 2020, we announced the general availability of real-time anomaly detection for Elasticsearch. With that release we leveraged the Random Cut Forest (RCF) algorithm to identify anomalous behaviors in the multi-dimensional data streams generated by Elasticsearch queries. We focused on aggregation first,…