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From "Sebastian Schelter (JIRA)" <j...@apache.org>
Subject [jira] Commented: (MAHOUT-358) the pref value field of output of org.apache.mahout.cf.taste.hadoop.item.RecommenderJob has negative
Date Wed, 07 Apr 2010 14:33:33 GMT

    [ https://issues.apache.org/jira/browse/MAHOUT-358?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12854516#action_12854516
] 

Sebastian Schelter commented on MAHOUT-358:
-------------------------------------------

I updated to revision 931566 and everything looks fine now!

> 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: 20100407_steer_item_out_part-00000, 2010_input_steer_item_in_prefs-1.dat,
attempt_201004011623_0070_m_000000_0.htm, screenshot-1.jpg, screenshot-2.jpg, screenshot-3.jpg
>
>
> In my test the input pref values all is positive.
> the output score value has negative value ,

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