Github user ZakariaHili commented on a diff in the pull request:
https://github.com/apache/spark/pull/16295#discussion_r92782402
--- Diff: mllib/src/main/scala/org/apache/spark/ml/clustering/KMeans.scala
---
@@ -302,22 +302,19 @@ class KMeans @Since("1.5.0") (
@Since("2.0.0")
override def fit(dataset: Dataset[_]): KMeansModel = {
- val handlePersistence = dataset.rdd.getStorageLevel ==
StorageLevel.NONE
- fit(dataset, handlePersistence)
- }
-
- @Since("2.2.0")
- protected def fit(dataset: Dataset[_], handlePersistence: Boolean):
KMeansModel = {
--- End diff --
@hhbyyh, so that means that we should do the same things for others methods:
caching rdd before training for for:
-GaussianMixture.scala
-BisectingKMeans.scala
-LDA.scala
and remove the extrat train() method for all methods in the package
classification.
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