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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2017/11/06 10:56:00 UTC

[jira] [Assigned] (SPARK-22440) Add Calinski-Harabasz index to ClusteringEvaluator

     [ https://issues.apache.org/jira/browse/SPARK-22440?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-22440:
------------------------------------

    Assignee:     (was: Apache Spark)

> 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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