Github user sethah commented on a diff in the pull request:
https://github.com/apache/spark/pull/11119#discussion_r83514617
--- Diff: mllib/src/main/scala/org/apache/spark/ml/clustering/KMeans.scala
---
@@ -303,6 +313,23 @@ class KMeans @Since("1.5.0") (
@Since("1.5.0")
def setSeed(value: Long): this.type = set(seed, value)
+ /** @group setParam */
+ @Since("2.1.0")
+ def setInitialModel(value: KMeansModel): this.type = {
+ val kOfInitialModel = value.parentModel.clusterCenters.length
+ if (isSet(k)) {
+ if ($(k) != kOfInitialModel) {
+ set(k, kOfInitialModel)
+ logWarning(s"Param K is set to $kOfInitialModel by the
initialModel." +
--- End diff --
The previous value is lost because you set it before logging this warning.
Need to reorder the code.
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