Choosing the base algorithmMost famous and best known is the Apriori algorithm. Apriori builds candidate item sets breath first. It starts with building sets containing only one item and then expanding those sets in every iteration by one more item. After sets have been generated, they are tested against the data. Infrequent sets — those that do not reach a certain support, … [Read more...] about How we implemented frequent item set mining in Elasticsearch