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Posted to dev@mahout.apache.org by "Hudson (JIRA)" <ji...@apache.org> on 2016/09/13 20:43:20 UTC

[jira] [Commented] (MAHOUT-1853) Improvements to CCO (Correlated Cross-Occurrence)

    [ https://issues.apache.org/jira/browse/MAHOUT-1853?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15488364#comment-15488364 ] 

Hudson commented on MAHOUT-1853:
--------------------------------

FAILURE: Integrated in Jenkins build Mahout-Quality #3393 (See [https://builds.apache.org/job/Mahout-Quality/3393/])
MAHOUT-1853: Add new thresholds and partitioning methods to (pat: rev b5fe4aab22e7867ae057a6cdb1610cfa17555311)
* (delete) CHANGELOG
* (edit) math-scala/src/main/scala/org/apache/mahout/math/cf/SimilarityAnalysis.scala
* (edit) spark/src/test/scala/org/apache/mahout/cf/SimilarityAnalysisSuite.scala


> Improvements to CCO (Correlated Cross-Occurrence)
> -------------------------------------------------
>
>                 Key: MAHOUT-1853
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-1853
>             Project: Mahout
>          Issue Type: New Feature
>    Affects Versions: 0.12.0
>            Reporter: Andrew Palumbo
>            Assignee: Pat Ferrel
>             Fix For: 0.13.0
>
>
> Improvements to CCO (Correlated Cross-Occurrence) to include auto-threshold calculation for LLR downsampling, and possible multiple fixed thresholds for A’A, A’B etc. This is to account for the vast difference in dimensionality between indicator types.



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