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Sean Owen commented on SPARK-22440: ----------------------------------- 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. -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org