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Posted to issues@spark.apache.org by "Joseph K. Bradley (JIRA)" <ji...@apache.org> on 2015/07/17 23:02:04 UTC

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

     [ https://issues.apache.org/jira/browse/SPARK-9090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Joseph K. Bradley resolved SPARK-9090.
--------------------------------------
       Resolution: Fixed
    Fix Version/s: 1.5.0

Issue resolved by pull request 7435
[https://github.com/apache/spark/pull/7435]

> 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
>            Assignee: Feynman Liang
>            Priority: Trivial
>             Fix For: 1.5.0
>
>
> 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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