Github user WeichenXu123 commented on a diff in the pull request:
https://github.com/apache/spark/pull/19350#discussion_r141015509
--- Diff: mllib/src/main/scala/org/apache/spark/ml/Estimator.scala ---
@@ -82,5 +85,32 @@ abstract class Estimator[M <: Model[M]] extends
PipelineStage {
paramMaps.map(fit(dataset, _))
}
+ @Since("2.3.0")
+ def fit(dataset: Dataset[_], paramMaps: Array[ParamMap],
--- End diff --
I will add doc for this interface later. But it can be reviewed first,
currently this interface looks a little ugly.
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