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Posted to issues@spark.apache.org by "Sean Owen (JIRA)" <ji...@apache.org> on 2015/12/08 12:09:11 UTC
[jira] [Resolved] (SPARK-11439) Optimization of creating sparse
feature without dense one
[ https://issues.apache.org/jira/browse/SPARK-11439?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sean Owen resolved SPARK-11439.
-------------------------------
Resolution: Fixed
Fix Version/s: 2.0.0
Issue resolved by pull request 9756
[https://github.com/apache/spark/pull/9756]
> Optimization of creating sparse feature without dense one
> ---------------------------------------------------------
>
> Key: SPARK-11439
> URL: https://issues.apache.org/jira/browse/SPARK-11439
> Project: Spark
> Issue Type: Improvement
> Components: ML
> Reporter: Kai Sasaki
> Priority: Minor
> Fix For: 2.0.0
>
>
> Currently, sparse feature generated in {{LinearDataGenerator}} needs to create dense vectors once. It is cost efficient to prevent from generating dense feature when creating sparse features.
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