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https://issues.apache.org/jira/browse/SPARK-12685?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15086786#comment-15086786
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yuhao yang commented on SPARK-12685:
------------------------------------
Update the priority as it will affects the computation process.
alpha =
learningRate * (1 - numPartitions * wordCount.toDouble /
(trainWordsCount + 1))
> word2vec logingo trainWordsCount gets overflow
> ----------------------------------------------
>
> Key: SPARK-12685
> URL: https://issues.apache.org/jira/browse/SPARK-12685
> Project: Spark
> Issue Type: Bug
> Components: MLlib
> Affects Versions: 1.6.0
> Reporter: yuhao yang
> Priority: Trivial
>
> a minor bug, the log of word2vec reports
> trainWordsCount = -785727483
> during computation over a large dataset.
> I'll also add vocabsize to the log.
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