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Posted to issues@spark.apache.org by "Hyukjin Kwon (JIRA)" <ji...@apache.org> on 2019/05/21 04:37:29 UTC

[jira] [Resolved] (SPARK-7641) Add subsampling of frequent words for Word2Vec

     [ https://issues.apache.org/jira/browse/SPARK-7641?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Hyukjin Kwon resolved SPARK-7641.
---------------------------------
    Resolution: Incomplete

> Add subsampling of frequent words for Word2Vec
> ----------------------------------------------
>
>                 Key: SPARK-7641
>                 URL: https://issues.apache.org/jira/browse/SPARK-7641
>             Project: Spark
>          Issue Type: Improvement
>          Components: MLlib
>            Reporter: Liang-Chi Hsieh
>            Priority: Major
>              Labels: bulk-closed
>
> According to the paper [1], subsampling frequent words can accelerate learning and signiﬁcantly improves the accuracy of the learned vectors. This ticket is proposed to add it into current Word2Vec.
> [1] Tomas Mikolov et al., "Distributed Representations of Words and Phrases and their Compositionality"  



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