Github user sethah commented on a diff in the pull request:
https://github.com/apache/spark/pull/16722#discussion_r101449037
--- Diff:
mllib/src/main/scala/org/apache/spark/ml/tree/impl/BaggedPoint.scala ---
@@ -60,12 +68,14 @@ private[spark] object BaggedPoint {
subsamplingRate: Double,
numSubsamples: Int,
withReplacement: Boolean,
+ extractSampleWeight: (Datum => Double) = (_: Datum) => 1.0,
seed: Long = Utils.random.nextLong()): RDD[BaggedPoint[Datum]] = {
+ // TODO: implement weighted bootstrapping
--- End diff --
There was some discussion on the JIRA about it. Actually, we may or may not
do this, so I'll remove it in the next commit.
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