Liang-Chi Hsieh created SPARK-5365:
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Summary: Refactor KMeans to reduce redundant data
Key: SPARK-5365
URL: https://issues.apache.org/jira/browse/SPARK-5365
Project: Spark
Issue Type: Improvement
Reporter: Liang-Chi Hsieh
Priority: Minor
If a point is selected as new centers for many runs, it would collect many
redundant data in KMeans. This pr refactors it.
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