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https://issues.apache.org/jira/browse/SPARK-22156?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-22156:
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    Assignee:     (was: Apache Spark)

> incorrect learning rate update equation when numIterations > 1
> --------------------------------------------------------------
>
>                 Key: SPARK-22156
>                 URL: https://issues.apache.org/jira/browse/SPARK-22156
>             Project: Spark
>          Issue Type: Improvement
>          Components: MLlib
>    Affects Versions: 2.2.0
>            Reporter: kento nozawa
>            Priority: Minor
>
> Current equation of learning rate is incorrect when numIterations > 1.
> Original code: 
> https://github.com/tmikolov/word2vec/blob/master/word2vec.c#L393



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