Github user mengxr commented on a diff in the pull request:
https://github.com/apache/spark/pull/21393#discussion_r189945980
--- Diff: mllib/src/main/scala/org/apache/spark/ml/fpm/PrefixSpan.scala ---
@@ -63,26 +135,22 @@ object PrefixSpan {
@Since("2.4.0")
def findFrequentSequentialPatterns(
dataset: Dataset[_],
- sequenceCol: String,
- minSupport: Double,
- maxPatternLength: Int,
- maxLocalProjDBSize: Long): DataFrame = {
+ sequenceCol: String): DataFrame = {
--- End diff --
Why not making it a param?
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