yuhao yang created SPARK-19939: ---------------------------------- Summary: Add support for association rules in ML Key: SPARK-19939 URL: https://issues.apache.org/jira/browse/SPARK-19939 Project: Spark Issue Type: Improvement Components: ML Affects Versions: 2.2.0 Reporter: yuhao yang
Adding another essential characteristic for the Association Rule in Spark ml.fpm. Support is an indication of how frequently the itemset of an association rule appears in the database and suggests if the rules are generally applicable to the dateset. refer to [https://en.wikipedia.org/wiki/Association_rule_learning] for more details. Before adding support: | rules | confidence | | beer -> soda | 0.5 | | pecan -> milk | 0.6 | After adding support: | rules | confidence | support | | beer -> soda | 0.5 | 0.3 | | pecan -> milk | 0.6 | 0.01 | Thus to allow a better understanding for the generated association rules. -- This message was sent by Atlassian JIRA (v6.3.15#6346) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org