Github user sethah commented on a diff in the pull request:
https://github.com/apache/spark/pull/15149#discussion_r79851244
--- Diff:
mllib/src/main/scala/org/apache/spark/ml/param/shared/SharedParamsCodeGen.scala
---
@@ -50,9 +50,9 @@ private[shared] object SharedParamsCodeGen {
isValid = "ParamValidators.inRange(0, 1)", finalMethods = false),
ParamDesc[Array[Double]]("thresholds", "Thresholds in multi-class
classification" +
" to adjust the probability of predicting each class." +
- " Array must have length equal to the number of classes, with
values >= 0." +
+ " Array must have length equal to the number of classes, with
values > 0." +
" The class with largest value p/t is predicted, where p is the
original probability" +
- " of that class and t is the class' threshold",
+ " of that class and t is the class's threshold",
isValid = "(t: Array[Double]) => t.forall(_ >= 0)", finalMethods =
false),
--- End diff --
This line doesn't line up with what is in `sharedParams.scala`. This file
_should_ generate `sharedParams.scala` via `build/sbt "mllib/runMain
org.apache.spark.ml.param.shared.SharedParamsCodeGen"`. `t.forall(_ >= 0)`
Should be `t.forall(_ > 0)`.
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