Github user jkbradley commented on a diff in the pull request:
https://github.com/apache/spark/pull/15435#discussion_r85220059
--- Diff:
mllib/src/main/scala/org/apache/spark/ml/classification/LogisticRegression.scala
---
@@ -919,6 +948,10 @@ class LogisticRegressionModel private[spark] (
}
}
+ private[classification] val probability2predictionUdf = udf {
--- End diff --
This UDF might pull this entire class into the closure and thus into the
summaries. I believe we can eliminate this UDF; I'll comment more below.
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