[jira] [Resolved] (SPARK-5885) Add VectorAssembler

["Xiangrui Meng (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-5885?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Xiangrui Meng resolved SPARK-5885.
----------------------------------
       Resolution: Fixed
    Fix Version/s: 1.4.0

Issue resolved by pull request 5196
[https://github.com/apache/spark/pull/5196]

> Add VectorAssembler
> -------------------
>
>                 Key: SPARK-5885
>                 URL: https://issues.apache.org/jira/browse/SPARK-5885
>             Project: Spark
>          Issue Type: Sub-task
>          Components: ML
>            Reporter: Xiangrui Meng
>            Assignee: Xiangrui Meng
>             Fix For: 1.4.0
>
>
> `VectorAssembler` takes a list of columns (of type double/int/vector) and merge them into a single vector column.
> {code}
> val va = new VectorAssembler()
>   .setInputCols("userFeatures", "dayOfWeek", "timeOfDay")
>   .setOutputCol("features")
> {code}
> In the first version, it should be okay if it doesn't handle ML attributes (SPARK-4588).



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