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Posted to dev@mahout.apache.org by "Raphael Cendrillon (Updated) (JIRA)" <ji...@apache.org> on 2011/12/12 01:22:30 UTC
[jira] [Updated] (MAHOUT-923) Row mean job for PCA
[ https://issues.apache.org/jira/browse/MAHOUT-923?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Raphael Cendrillon updated MAHOUT-923:
--------------------------------------
Attachment: MAHOUT-923.patch
> Row mean job for PCA
> --------------------
>
> Key: MAHOUT-923
> URL: https://issues.apache.org/jira/browse/MAHOUT-923
> Project: Mahout
> Issue Type: Improvement
> Components: Math
> Affects Versions: 0.6
> Reporter: Raphael Cendrillon
> Assignee: Raphael Cendrillon
> Fix For: Backlog
>
> Attachments: MAHOUT-923.patch
>
>
> Add map reduce job for calculating mean row (column-wise mean) of a Distributed Row Matrix for use in PCA.
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