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Posted to issues@spark.apache.org by "Feynman Liang (JIRA)" <ji...@apache.org> on 2015/07/16 02:57:04 UTC

[jira] [Commented] (SPARK-9090) Fix definition of residual in LinearRegressionSummary

    [ https://issues.apache.org/jira/browse/SPARK-9090?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14629019#comment-14629019 ] 

Feynman Liang commented on SPARK-9090:
--------------------------------------

Working on this.

> Fix definition of residual in LinearRegressionSummary
> -----------------------------------------------------
>
>                 Key: SPARK-9090
>                 URL: https://issues.apache.org/jira/browse/SPARK-9090
>             Project: Spark
>          Issue Type: Bug
>          Components: ML
>            Reporter: Feynman Liang
>            Priority: Trivial
>
> Residual is defined as label - prediction (https://en.wikipedia.org/wiki/Least_squares); we need to update {{LinearRegressionSummary}} to be consistent.



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