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From "Hui Wen Han (JIRA)" <j...@apache.org>
Subject [jira] Updated: (MAHOUT-358) the pref value field of output of org.apache.mahout.cf.taste.hadoop.item.RecommenderJob has negative
Date Tue, 06 Apr 2010 13:09:33 GMT

     [ https://issues.apache.org/jira/browse/MAHOUT-358?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Hui Wen Han updated MAHOUT-358:
-------------------------------

    Attachment: screenshot-2.jpg

> the pref value  field of output of org.apache.mahout.cf.taste.hadoop.item.RecommenderJob
has negative
> -----------------------------------------------------------------------------------------------------
>
>                 Key: MAHOUT-358
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-358
>             Project: Mahout
>          Issue Type: Test
>          Components: Collaborative Filtering
>    Affects Versions: 0.4
>            Reporter: Hui Wen Han
>         Attachments: screenshot-1.jpg, screenshot-2.jpg
>
>
> In my test the input pref values all is positive.
> the output score value has negative value ,

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