Github user BryanCutler commented on a diff in the pull request:
https://github.com/apache/spark/pull/12200#discussion_r58742287
--- Diff:
mllib/src/main/scala/org/apache/spark/ml/feature/CountVectorizer.scala ---
@@ -127,6 +146,9 @@ class CountVectorizer(override val uid: String)
/** @group setParam */
def setMinTF(value: Double): this.type = set(minTF, value)
+ /** @group setParam */
+ def setBinary(value: Boolean): this.type = set(binary, value)
+
setDefault(vocabSize -> (1 << 18), minDF -> 1)
--- End diff --
I think you should set the binary param default here. It does get called
in the trait, but imo a trait should not really be doing things like that and a
default value is better set by the class using it.
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