Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/22236#discussion_r212833823
--- Diff:
mllib/src/main/scala/org/apache/spark/mllib/fpm/AssociationRules.scala ---
@@ -107,7 +124,8 @@ object AssociationRules {
@Since("1.5.0") val antecedent: Array[Item],
@Since("1.5.0") val consequent: Array[Item],
freqUnion: Double,
- freqAntecedent: Double) extends Serializable {
+ freqAntecedent: Double,
+ freqConsequent: Option[Long]) extends Serializable {
--- End diff --
Wouldn't we now always know the frequency of the consequent?
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