address comments

mgaido91 · mgaido91 · commit 706303f023b4 · 2018-08-29T09:42:26.000+02:00
diff --git a/mllib/src/main/scala/org/apache/spark/mllib/fpm/AssociationRules.scala b/mllib/src/main/scala/org/apache/spark/mllib/fpm/AssociationRules.scala
@@ -133,7 +133,7 @@ object AssociationRules {
      *
      */
     @Since("1.5.0")
-    def confidence: Double = freqUnion.toDouble / freqAntecedent
+    def confidence: Double = freqUnion / freqAntecedent
 
     @Since("2.4.0")
     def lift: Option[Double] = freqConsequent.map(fCons => confidence / fCons)

Original file line number	Diff line number	Diff line change
`@@ -133,7 +133,7 @@ object AssociationRules {`
`133`	`133`	`*`
`134`	`134`	`*/`
`135`	`135`	`@Since("1.5.0")`
`136`		`- def confidence: Double = freqUnion.toDouble / freqAntecedent`
	`136`	`+ def confidence: Double = freqUnion / freqAntecedent`
`137`	`137`
`138`	`138`	`@Since("2.4.0")`
`139`	`139`	`def lift: Option[Double] = freqConsequent.map(fCons => confidence / fCons)`