Github user FlytxtRnD commented on a diff in the pull request:
https://github.com/apache/spark/pull/4059#discussion_r23754619
--- Diff: python/pyspark/mllib/tests.py ---
@@ -167,6 +167,32 @@ def test_kmeans_deterministic(self):
# TODO: Allow small numeric difference.
self.assertTrue(array_equal(c1, c2))
+ def test_gmm(self):
+ from pyspark.mllib.clustering import GaussianMixtureEM
+ data = self.sc.parallelize([
+ [1, 2],
+ [8, 9],
+ [-4, -3],
+ [-6, -7],
+ ])
+ clusters = GaussianMixtureEM.train(data, 2, convergenceTol=0.001,
+ seed=56, maxIterations=100)
+ labels = clusters.predict(data).collect()
+ self.assertEquals(labels[0], labels[1])
+ self.assertEquals(labels[2], labels[3])
+
+ def test_gmm_deterministic(self):
+ from pyspark.mllib.clustering import GaussianMixtureEM
+ X = range(0, 100, 10)
--- End diff --
@mengxr Will fix the suggestions soon.
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