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https://issues.apache.org/jira/browse/SPARK-22440?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16238179#comment-16238179
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Sean Owen commented on SPARK-22440:
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I had honestly never heard of this. Is this widely used at all? I don't think
it's a goal to add every known metric here.
> Add Calinski-Harabasz index to ClusteringEvaluator
> --------------------------------------------------
>
> Key: SPARK-22440
> URL: https://issues.apache.org/jira/browse/SPARK-22440
> Project: Spark
> Issue Type: New Feature
> Components: ML
> Affects Versions: 2.3.0
> Reporter: Marco Gaido
> Priority: Minor
>
> In SPARK-14516 we introduced ClusteringEvaluator with an implementation of
> Silhouette.
> sklearn contains also another metric for the evaluation of unsupervised
> clustering results. The metric is Calinski-Harabasz. This JIRA is to add it
> to Spark.
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