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https://issues.apache.org/jira/browse/SPARK-9642?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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DB Tsai resolved SPARK-9642.
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Resolution: Fixed
Fix Version/s: 1.6.0
Issue resolved by pull request 8631
[https://github.com/apache/spark/pull/8631]
> LinearRegression should supported weighted data
> -----------------------------------------------
>
> Key: SPARK-9642
> URL: https://issues.apache.org/jira/browse/SPARK-9642
> Project: Spark
> Issue Type: New Feature
> Components: ML
> Reporter: Meihua Wu
> Assignee: Meihua Wu
> Labels: 1.6
> Fix For: 1.6.0
>
>
> In many modeling application, data points are not necessarily sampled with
> equal probabilities. Linear regression should support weighting which account
> the over or under sampling.
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