imatiach-msft commented on a change in pull request #21632:
[SPARK-19591][ML][MLlib] Add sample weights to decision trees
URL: https://github.com/apache/spark/pull/21632#discussion_r250458199
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File path:
mllib/src/main/scala/org/apache/spark/ml/tree/impl/RandomForest.scala
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@@ -1002,19 +1038,24 @@ private[spark] object RandomForest extends Logging
with Serializable {
val numSplits = metadata.numSplits(featureIndex)
// get count for each distinct value except zero value
- val partNumSamples = featureSamples.size
- val partValueCountMap = scala.collection.mutable.Map[Double, Int]()
+ val partValueCountMap = mutable.Map[Double, Double]()
+ var partNumSamples = 0.0
+ var unweightedNumSamples = 0.0
featureSamples.foreach { x =>
Review comment:
done!
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