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Posted to issues@spark.apache.org by "Xiangrui Meng (JIRA)" <ji...@apache.org> on 2015/05/08 00:47:00 UTC
[jira] [Resolved] (SPARK-6948) VectorAssembler should choose
dense/sparse for output based on number of zeros
[ https://issues.apache.org/jira/browse/SPARK-6948?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Xiangrui Meng resolved SPARK-6948.
----------------------------------
Resolution: Fixed
Fix Version/s: 1.4.0
Issue resolved by pull request 5985
[https://github.com/apache/spark/pull/5985]
> VectorAssembler should choose dense/sparse for output based on number of zeros
> ------------------------------------------------------------------------------
>
> Key: SPARK-6948
> URL: https://issues.apache.org/jira/browse/SPARK-6948
> Project: Spark
> Issue Type: Improvement
> Components: MLlib
> Affects Versions: 1.4.0
> Reporter: Xiangrui Meng
> Assignee: Xiangrui Meng
> Priority: Minor
> Fix For: 1.4.0
>
>
> Now VectorAssembler only outputs sparse vectors. We should choose dense/sparse format automatically, whichever uses less memory.
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