Github user MLnick commented on a diff in the pull request: https://github.com/apache/spark/pull/11974#discussion_r118548583 --- Diff: mllib/src/main/scala/org/apache/spark/ml/clustering/KMeans.scala --- @@ -85,6 +85,20 @@ private[clustering] trait KMeansParams extends Params with HasMaxIter with HasFe def getInitSteps: Int = $(initSteps) /** + * The fraction of the data to update centers per iteration. Must be > 0 and ≤ 1. --- End diff -- nit: "fraction of data used to ..."
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