[ https://issues.apache.org/jira/browse/SPARK-27777?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sean Owen reassigned SPARK-27777: --------------------------------- Assignee: zhengruifeng > Eliminate uncessary sliding job in AreaUnderCurve > ------------------------------------------------- > > Key: SPARK-27777 > URL: https://issues.apache.org/jira/browse/SPARK-27777 > Project: Spark > Issue Type: Improvement > Components: ML > Affects Versions: 3.0.0 > Reporter: zhengruifeng > Assignee: zhengruifeng > Priority: Minor > > Current impl of \{AreaUnderCurve} use \{SlidingRDD} to perform sliding, in > which a prepending job is needed to compute the head items on each partition. > However, this job can be eliminated in computation of AUC by collecting local > areas and head/last at once. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org