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[SPARK-14634][ML][FOLLOWUP] Delete superfluous line in BisectingKMeans #15619

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[SPARK-14634][ML][FOLLOWUP] Delete superfluous line in BisectingKMeans #15619

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zhengruifeng Oct 25, 2016
03f6a47
del_val_m
zhengruifeng Oct 25, 2016
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1 change: 0 additions & 1 deletion mllib/src/main/scala/org/apache/spark/ml/clustering/BisectingKMeans.scala
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Expand Up @@ -264,7 +264,6 @@ class BisectingKMeans @Since("2.0.0") (
val model = copyValues(new BisectingKMeansModel(uid, parentModel).setParent(this))
val summary = new BisectingKMeansSummary(
model.transform(dataset), $(predictionCol), $(featuresCol), $(k))
model.setSummary(summary)
val m = model.setSummary(summary)

@srowen srowen Oct 25, 2016

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While we're here, isn't the rest of this method simpler as

model.setSummary(summary)
instr.logSuccess(model)
model

@zhengruifeng zhengruifeng Oct 25, 2016

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@srowen Using another val m is to keep in line with KMeans.
But after refering to more algos (GMM/LoR/LiR), I think both KMeans and BisectingKMeans can be changed according to your comments. Thanks.

instr.logSuccess(m)
m
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