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From "Sebastian Schelter (JIRA)" <j...@apache.org>
Subject [jira] Updated: (MAHOUT-387) Cosine item similarity implementation
Date Tue, 27 Apr 2010 16:34:33 GMT

     [ https://issues.apache.org/jira/browse/MAHOUT-387?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sebastian Schelter updated MAHOUT-387:
--------------------------------------

    Attachment: MAHOUT-387.patch

> Cosine item similarity implementation
> -------------------------------------
>
>                 Key: MAHOUT-387
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-387
>             Project: Mahout
>          Issue Type: New Feature
>          Components: Collaborative Filtering
>            Reporter: Sebastian Schelter
>         Attachments: MAHOUT-387.patch
>
>
> I needed to compute the cosine similarity between two items when running org.apache.mahout.cf.taste.hadoop.pseudo.RecommenderJob,
I couldn't find an implementation (did I overlook it maybe?) so I created my own. I want to
share it here, in case you find it useful.

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