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https://issues.apache.org/jira/browse/MAHOUT-1799?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15295341#comment-15295341
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Hudson commented on MAHOUT-1799:
--------------------------------
FAILURE: Integrated in Mahout-Quality #3358 (See
[https://builds.apache.org/job/Mahout-Quality/3358/])
MAHOUT-1799:Read null row vectors from file in (smarthi: rev
bd1f7bdabceeaaaffd3e7d9c372d40b3b714afc8)
* spark/src/main/scala/org/apache/mahout/drivers/TextDelimitedReaderWriter.scala
*
spark/src/test/scala/org/apache/mahout/drivers/TextDelimitedReaderWriterSuite.scala
* math-scala/src/main/scala/org/apache/mahout/math/indexeddataset/Schema.scala
> Read null row vectors from file in TextDelimeterReaderWriter driver
> -------------------------------------------------------------------
>
> Key: MAHOUT-1799
> URL: https://issues.apache.org/jira/browse/MAHOUT-1799
> Project: Mahout
> Issue Type: Improvement
> Components: spark
> Reporter: Jussi Jousimo
> Assignee: Pat Ferrel
> Priority: Minor
> Fix For: 0.13.0
>
>
> Since some row vectors in a sparse matrix can be null, Mahout writes them out
> to a file with the row label only. However, Mahout cannot read these files,
> but throws an exception when it encounters a label-only row.
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