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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2018/01/25 15:04:00 UTC

[jira] [Commented] (SPARK-23217) Add cosine distance measure to ClusteringEvaluator

    [ https://issues.apache.org/jira/browse/SPARK-23217?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16339336#comment-16339336 ] 

Apache Spark commented on SPARK-23217:
--------------------------------------

User 'mgaido91' has created a pull request for this issue:
https://github.com/apache/spark/pull/20396

> Add cosine distance measure to ClusteringEvaluator
> --------------------------------------------------
>
>                 Key: SPARK-23217
>                 URL: https://issues.apache.org/jira/browse/SPARK-23217
>             Project: Spark
>          Issue Type: Improvement
>          Components: ML
>    Affects Versions: 2.3.0
>            Reporter: Marco Gaido
>            Priority: Major
>         Attachments: SPARK-23217.pdf
>
>
> SPARK-22119 introduced the cosine distance measure for KMeans. Therefore it would be useful to provide also an implementation of ClusteringEvaluator using the cosine distance measure.
>  
> Attached you can find a design document for it.



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