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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2014/11/15 07:29:33 UTC
[jira] [Commented] (SPARK-4422) In some cases, Vectors.fromBreeze
get wrong results.
[ https://issues.apache.org/jira/browse/SPARK-4422?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14213412#comment-14213412 ]
Apache Spark commented on SPARK-4422:
-------------------------------------
User 'witgo' has created a pull request for this issue:
https://github.com/apache/spark/pull/3281
> In some cases, Vectors.fromBreeze get wrong results.
> ----------------------------------------------------
>
> Key: SPARK-4422
> URL: https://issues.apache.org/jira/browse/SPARK-4422
> Project: Spark
> Issue Type: Bug
> Components: MLlib
> Affects Versions: 1.1.0, 1.2.0, 1.3.0
> Reporter: Guoqiang Li
> Priority: Critical
>
> {noformat}
> import breeze.linalg.{DenseVector => BDV, DenseMatrix => BDM, sum => brzSum}
> var x = BDM.zeros[Double](10, 10)
> val v = Vectors.fromBreeze(x(::, 0))
> assert(v.size == x.rows)
> {noformat}
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