Github user MechCoder commented on a diff in the pull request:
https://github.com/apache/spark/pull/4459#discussion_r24308815
--- Diff:
mllib/src/test/scala/org/apache/spark/mllib/clustering/GaussianMixtureSuite.scala
---
@@ -40,10 +41,15 @@ class GaussianMixtureSuite extends FunSuite with
MLlibTestSparkContext {
val seeds = Array(314589, 29032897, 50181, 494821, 4660)
seeds.foreach { seed =>
val gmm = new GaussianMixture().setK(1).setSeed(seed).run(data)
+ val sparseGMM = new
GaussianMixture().setK(1).setSeed(seed).run(sparseData)
assert(gmm.weights(0) ~== Ew absTol 1E-5)
assert(gmm.gaussians(0).mu ~== Emu absTol 1E-5)
assert(gmm.gaussians(0).sigma ~== Esigma absTol 1E-5)
+ assert(sparseGMM.weights(0) ~== Ew absTol 1E-5)
+ assert(sparseGMM.gaussians(0).mu ~== Emu absTol 1E-5)
+ assert(sparseGMM.gaussians(0).sigma ~== Esigma absTol 1E-5)
--- End diff --
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