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Posted to issues@spark.apache.org by "Michael Armbrust (JIRA)" <ji...@apache.org> on 2015/08/03 21:26:15 UTC
[jira] [Updated] (SPARK-7245) Spearman correlation for DataFrames
[ https://issues.apache.org/jira/browse/SPARK-7245?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Michael Armbrust updated SPARK-7245:
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Target Version/s: 1.6.0 (was: 1.5.0)
> Spearman correlation for DataFrames
> -----------------------------------
>
> Key: SPARK-7245
> URL: https://issues.apache.org/jira/browse/SPARK-7245
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Reporter: Xiangrui Meng
>
> Spearman correlation is harder than Pearson to compute.
> ~~~
> df.stat.corr(col1, col2, method="spearman"): Double
> ~~~
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