[GitHub] [spark] zhengruifeng commented on a change in pull request #26735: [SPARK-30102][ML][PYSPARK] GMM supports instance weighting

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zhengruifeng commented on a change in pull request #26735: [SPARK-30102][ML][PYSPARK] GMM supports instance weighting
URL: https://github.com/apache/spark/pull/26735#discussion_r352551174
 
 

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 File path: mllib/src/test/scala/org/apache/spark/ml/clustering/GaussianMixtureSuite.scala
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 @@ -267,6 +268,18 @@ class GaussianMixtureSuite extends MLTest with DefaultReadWriteTest {
     assert(trueLikelihood ~== floatLikelihood absTol 1e-6)
   }
 
+  test("GMM support instance weighting") {
 
 Review comment:
   The final model is highly sensitive to the initlization, which is computed in `initRandom` and highly related to the data distribution & partition.

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