Github user jkbradley commented on a diff in the pull request:
https://github.com/apache/spark/pull/21081#discussion_r182925210
--- Diff: mllib/src/main/scala/org/apache/spark/ml/clustering/KMeans.scala
---
@@ -120,11 +123,32 @@ class KMeansModel private[ml] (
@Since("2.0.0")
def setPredictionCol(value: String): this.type = set(predictionCol,
value)
+ @Since("2.4.0")
+ def featureToVector(dataset: Dataset[_], col: Column): Column = {
--- End diff --
Also, add a Scala docstring saying what this does.
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