srowen commented on a change in pull request #26972: [SPARK-30321][Ml] Log
weightSum in Algo that has weights support
URL: https://github.com/apache/spark/pull/26972#discussion_r361865083
##########
File path:
mllib/src/main/scala/org/apache/spark/ml/classification/GBTClassifier.scala
##########
@@ -204,9 +204,10 @@ class GBTClassifier @Since("1.4.0") (
val boostingStrategy = super.getOldBoostingStrategy(categoricalFeatures,
OldAlgo.Classification)
val (baseLearners, learnerWeights) = if (withValidation) {
GradientBoostedTrees.runWithValidation(trainDataset, validationDataset,
boostingStrategy,
- $(seed), $(featureSubsetStrategy))
+ $(seed), $(featureSubsetStrategy), Some(instr))
Review comment:
OK, it's slightly messy to pass the instrumentation object here, but I think
none of the changes here require new computation. I'm OK with it if you think
it's important to log.
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