spark-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Joseph K. Bradley (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SPARK-2909) Indexing for SparseVector in pyspark
Date Thu, 07 Aug 2014 21:01:29 GMT

     [ https://issues.apache.org/jira/browse/SPARK-2909?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Joseph K. Bradley updated SPARK-2909:
-------------------------------------

    Summary: Indexing for SparseVector in pyspark  (was: Indexing for vectors in pyspark)

> Indexing for SparseVector in pyspark
> ------------------------------------
>
>                 Key: SPARK-2909
>                 URL: https://issues.apache.org/jira/browse/SPARK-2909
>             Project: Spark
>          Issue Type: Improvement
>          Components: MLlib, PySpark
>            Reporter: Joseph K. Bradley
>            Priority: Minor
>
> Vectors (DenseVector and SparseVector) in pyspark do not currently support indexing,
except by examining the internal representation.  Though indexing is a pricy operation, it
would be useful for, e.g., iterating through a dataset (RDD[LabeledPoint]) and operating on
a single feature.



--
This message was sent by Atlassian JIRA
(v6.2#6252)

---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscribe@spark.apache.org
For additional commands, e-mail: issues-help@spark.apache.org


Mime
View raw message