zhengruifeng commented on a change in pull request #27014:
[SPARK-29967][ML][FOLLOWUP] KMeans Cleanup
URL: https://github.com/apache/spark/pull/27014#discussion_r361407427
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File path: mllib/src/main/scala/org/apache/spark/mllib/clustering/KMeans.scala
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@@ -284,7 +283,6 @@ class KMeans private (
// Execute iterations of Lloyd's algorithm until converged
while (iteration < maxIterations && !converged) {
val costAccum = sc.doubleAccumulator
- val countAccum = sc.longAccumulator
Review comment:
Just found that `costAccum` also records the count
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