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Posted to issues@spark.apache.org by "Dongjoon Hyun (Jira)" <ji...@apache.org> on 2020/03/16 22:52:06 UTC

[jira] [Updated] (SPARK-29334) Supported vector operators in scala should have parity with pySpark

     [ https://issues.apache.org/jira/browse/SPARK-29334?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dongjoon Hyun updated SPARK-29334:
----------------------------------
    Affects Version/s:     (was: 3.0.0)
                       3.1.0

> Supported vector operators in scala should have parity with pySpark 
> --------------------------------------------------------------------
>
>                 Key: SPARK-29334
>                 URL: https://issues.apache.org/jira/browse/SPARK-29334
>             Project: Spark
>          Issue Type: Improvement
>          Components: ML, MLlib
>    Affects Versions: 3.1.0
>            Reporter: Patrick Pisciuneri
>            Priority: Minor
>
> pySpark supports various overloaded operators for the DenseVector type that the scala class does not support. 
> - ML: https://github.com/apache/spark/blob/master/python/pyspark/ml/linalg/__init__.py#L441-L462
> - MLLIB: https://github.com/apache/spark/blob/master/python/pyspark/mllib/linalg/__init__.py#L485-L506
> We should be able to leverage the BLAS wrappers to implement these methods on the scala side.



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