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Posted to dev@mahout.apache.org by "Anatoliy Kats (Created) (JIRA)" <ji...@apache.org> on 2011/12/09 09:48:42 UTC

[jira] [Created] (MAHOUT-919) WeightedRunningAverage does not initialize correctly.

WeightedRunningAverage does not initialize correctly.
-----------------------------------------------------

                 Key: MAHOUT-919
                 URL: https://issues.apache.org/jira/browse/MAHOUT-919
             Project: Mahout
          Issue Type: Bug
          Components: Collaborative Filtering
    Affects Versions: 0.5
            Reporter: Anatoliy Kats
            Assignee: Sean Owen
            Priority: Minor




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[jira] [Updated] (MAHOUT-919) WeightedRunningAverage does not initialize correctly.

Posted by "Anatoliy Kats (Updated) (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/MAHOUT-919?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Anatoliy Kats updated MAHOUT-919:
---------------------------------

    Status: Patch Available  (was: Open)
    
> WeightedRunningAverage does not initialize correctly.
> -----------------------------------------------------
>
>                 Key: MAHOUT-919
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-919
>             Project: Mahout
>          Issue Type: Bug
>          Components: Collaborative Filtering
>    Affects Versions: 0.5
>            Reporter: Anatoliy Kats
>            Assignee: Sean Owen
>            Priority: Minor
>   Original Estimate: 0.5h
>  Remaining Estimate: 0.5h
>


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[jira] [Updated] (MAHOUT-919) WeightedRunningAverage does not initialize correctly.

Posted by "Anatoliy Kats (Updated) (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/MAHOUT-919?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Anatoliy Kats updated MAHOUT-919:
---------------------------------

    Status: Open  (was: Patch Available)
    
> WeightedRunningAverage does not initialize correctly.
> -----------------------------------------------------
>
>                 Key: MAHOUT-919
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-919
>             Project: Mahout
>          Issue Type: Bug
>          Components: Collaborative Filtering
>    Affects Versions: 0.5
>            Reporter: Anatoliy Kats
>            Assignee: Sean Owen
>            Priority: Minor
>   Original Estimate: 0.5h
>  Remaining Estimate: 0.5h
>


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[jira] [Updated] (MAHOUT-919) WeightedRunningAverage does not initialize correctly.

Posted by "Anatoliy Kats (Updated) (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/MAHOUT-919?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Anatoliy Kats updated MAHOUT-919:
---------------------------------

    Attachment: MAHOUT-919.patch
    
> WeightedRunningAverage does not initialize correctly.
> -----------------------------------------------------
>
>                 Key: MAHOUT-919
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-919
>             Project: Mahout
>          Issue Type: Bug
>          Components: Collaborative Filtering
>    Affects Versions: 0.5
>            Reporter: Anatoliy Kats
>            Assignee: Sean Owen
>            Priority: Minor
>         Attachments: MAHOUT-919.patch
>
>   Original Estimate: 0.5h
>  Remaining Estimate: 0.5h
>


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[jira] [Updated] (MAHOUT-919) WeightedRunningAverage does not initialize correctly.

Posted by "Sean Owen (Updated) (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/MAHOUT-919?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sean Owen updated MAHOUT-919:
-----------------------------

       Resolution: Fixed
    Fix Version/s: 0.6
           Status: Resolved  (was: Patch Available)

Ah of course. Good catch. The test failure you see is unrelated.
                
> WeightedRunningAverage does not initialize correctly.
> -----------------------------------------------------
>
>                 Key: MAHOUT-919
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-919
>             Project: Mahout
>          Issue Type: Bug
>          Components: Collaborative Filtering
>    Affects Versions: 0.5
>            Reporter: Anatoliy Kats
>            Assignee: Sean Owen
>            Priority: Minor
>             Fix For: 0.6
>
>         Attachments: MAHOUT-919.patch
>
>   Original Estimate: 0.5h
>  Remaining Estimate: 0.5h
>


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[jira] [Commented] (MAHOUT-919) WeightedRunningAverage does not initialize correctly.

Posted by "Anatoliy Kats (Commented) (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/MAHOUT-919?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13165949#comment-13165949 ] 

Anatoliy Kats commented on MAHOUT-919:
--------------------------------------

The patch I'm about to upload breaks TestDistributedLanczosSolverCLI on my build.  I'm not sure why, but I am pretty confident of my mathematics about the weighted average.
                
> WeightedRunningAverage does not initialize correctly.
> -----------------------------------------------------
>
>                 Key: MAHOUT-919
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-919
>             Project: Mahout
>          Issue Type: Bug
>          Components: Collaborative Filtering
>    Affects Versions: 0.5
>            Reporter: Anatoliy Kats
>            Assignee: Sean Owen
>            Priority: Minor
>   Original Estimate: 0.5h
>  Remaining Estimate: 0.5h
>


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[jira] [Commented] (MAHOUT-919) WeightedRunningAverage does not initialize correctly.

Posted by "Hudson (Commented) (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/MAHOUT-919?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13166260#comment-13166260 ] 

Hudson commented on MAHOUT-919:
-------------------------------

Integrated in Mahout-Quality #1240 (See [https://builds.apache.org/job/Mahout-Quality/1240/])
    MAHOUT-919 fixed result of WeightedRunningAverage.addDatum(double, double) when it is the first call

srowen : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1212316
Files : 
* /mahout/trunk/core/src/main/java/org/apache/mahout/cf/taste/impl/common/WeightedRunningAverage.java
* /mahout/trunk/core/src/test/java/org/apache/mahout/cf/taste/impl/common/WeightedRunningAverageTest.java

                
> WeightedRunningAverage does not initialize correctly.
> -----------------------------------------------------
>
>                 Key: MAHOUT-919
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-919
>             Project: Mahout
>          Issue Type: Bug
>          Components: Collaborative Filtering
>    Affects Versions: 0.5
>            Reporter: Anatoliy Kats
>            Assignee: Sean Owen
>            Priority: Minor
>             Fix For: 0.6
>
>         Attachments: MAHOUT-919.patch
>
>   Original Estimate: 0.5h
>  Remaining Estimate: 0.5h
>


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[jira] [Updated] (MAHOUT-919) WeightedRunningAverage does not initialize correctly.

Posted by "Anatoliy Kats (Updated) (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/MAHOUT-919?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Anatoliy Kats updated MAHOUT-919:
---------------------------------

    Status: Patch Available  (was: Open)
    
> WeightedRunningAverage does not initialize correctly.
> -----------------------------------------------------
>
>                 Key: MAHOUT-919
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-919
>             Project: Mahout
>          Issue Type: Bug
>          Components: Collaborative Filtering
>    Affects Versions: 0.5
>            Reporter: Anatoliy Kats
>            Assignee: Sean Owen
>            Priority: Minor
>         Attachments: MAHOUT-919.patch
>
>   Original Estimate: 0.5h
>  Remaining Estimate: 0.5h
>


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