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[SPARK-10163] [ML] Allow single-category features for GBT models #8367

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[SPARK-10163] [ML] Allow single-category features for GBT models #8367

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5 changes: 0 additions & 5 deletions mllib/src/main/scala/org/apache/spark/mllib/tree/configuration/Strategy.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -158,11 +158,6 @@ class Strategy (
s" Valid values are integers >= 0.")
require(maxBins >= 2, s"DecisionTree Strategy given invalid maxBins parameter: $maxBins." +
s" Valid values are integers >= 2.")
categoricalFeaturesInfo.foreach { case (feature, arity) =>
require(arity >= 2,
s"DecisionTree Strategy given invalid categoricalFeaturesInfo setting:" +
s" feature $feature has $arity categories. The number of categories should be >= 2.")
}
require(minInstancesPerNode >= 1,
s"DecisionTree Strategy requires minInstancesPerNode >= 1 but was given $minInstancesPerNode")
require(maxMemoryInMB <= 10240,
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