Github user yongtang commented on a diff in the pull request: https://github.com/apache/spark/pull/12143#discussion_r58877114 --- Diff: examples/src/main/java/org/apache/spark/examples/ml/JavaModelSelectionViaTrainValidationSplitExample.java --- @@ -33,6 +33,16 @@ /** * Java example for Model Selection via Train Validation Split. + * + * A simple example demonstrating model selection using TrainValidationSplit. --- End diff -- Thanks @MLnick the comment lines have been updated.
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