[GitHub] imatiach-msft commented on a change in pull request #17084: [SPARK-24103][ML][MLLIB] ML Evaluators should use weight column - added weight column for binary classification evaluator

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imatiach-msft commented on a change in pull request #17084: [SPARK-24103][ML][MLLIB] ML Evaluators should use weight column - added weight column for binary classification evaluator
URL: https://github.com/apache/spark/pull/17084#discussion_r255804804
 
 

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 File path: mllib/src/main/scala/org/apache/spark/mllib/evaluation/binary/BinaryLabelCounter.scala
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 @@ -24,14 +24,22 @@ package org.apache.spark.mllib.evaluation.binary
  * @param numNegatives number of negative labels
  */
 private[evaluation] class BinaryLabelCounter(
-    var numPositives: Long = 0L,
-    var numNegatives: Long = 0L) extends Serializable {
+    var numPositives: Double = 0.0,
 
 Review comment:
   done!  updated to weightedNumPositives and weightedNumNegatives

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