Github user derrickburns commented on a diff in the pull request:
https://github.com/apache/spark/pull/2419#discussion_r17640296
--- Diff:
mllib/src/test/scala/org/apache/spark/mllib/clustering/KMeansSuite.scala ---
@@ -87,7 +87,7 @@ class KMeansSuite extends FunSuite with LocalSparkContext
{
// Make sure code runs.
var model = KMeans.train(data, k=3, maxIterations=1)
- assert(model.clusterCenters.size === 3)
+ assert(model.clusterCenters.size === 2)
--- End diff --
Similarly, this change is also the result of not keeping empty clusters.
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