Github user jkbradley commented on a diff in the pull request:
https://github.com/apache/spark/pull/6737#discussion_r32781753
--- Diff:
mllib/src/test/scala/org/apache/spark/mllib/clustering/KMeansSuite.scala ---
@@ -278,6 +278,34 @@ class KMeansSuite extends SparkFunSuite with
MLlibTestSparkContext {
}
}
}
+
+ test("Initialize using given cluster centers") {
+ val points = Seq(
+ Vectors.dense(0.0, 0.0),
+ Vectors.dense(0.0, 0.1),
+ Vectors.dense(0.1, 0.0),
+ Vectors.dense(9.0, 0.0),
+ Vectors.dense(9.0, 0.2),
+ Vectors.dense(9.2, 0.0)
+ )
+ val rdd = sc.parallelize(points, 3)
+ val model = KMeans.train(rdd, k = 2, maxIterations = 2, runs = 1)
+
+ val tempDir = Utils.createTempDir()
--- End diff --
Remove temp dir after loading model back
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