Github user manishamde commented on a diff in the pull request:
https://github.com/apache/spark/pull/3374#discussion_r20628996
--- Diff:
mllib/src/main/scala/org/apache/spark/mllib/tree/GradientBoostedTrees.scala ---
@@ -45,146 +43,92 @@ import org.apache.spark.storage.StorageLevel
* but weak hypothesis weights are not computed correctly for LogLoss
or AbsoluteError.
--- End diff --
@jkbradley Agree. Having said that, I am not sure whether the algorithm
predictions are changed or not based upon the loss function in other weak
learners such as LR. Let's refine this later.
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