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Posted to dev@mahout.apache.org by "Sean Owen (JIRA)" <ji...@apache.org> on 2011/03/07 09:35:59 UTC
[jira] Created: (MAHOUT-619) Add normalized discounted cumulative
gain to recommender evaluator
Add normalized discounted cumulative gain to recommender evaluator
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Key: MAHOUT-619
URL: https://issues.apache.org/jira/browse/MAHOUT-619
Project: Mahout
Issue Type: Improvement
Components: Collaborative Filtering
Affects Versions: 0.4
Reporter: Sean Owen
Assignee: Sean Owen
Priority: Minor
Fix For: 0.5
Just tracking a simple improvement: add nDCG to precision and recall computations in GenericRecommenderIRStatsEvaluator
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[jira] Commented: (MAHOUT-619) Add normalized discounted cumulative
gain to recommender evaluator
Posted by "Hudson (JIRA)" <ji...@apache.org>.
[ https://issues.apache.org/jira/browse/MAHOUT-619?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13003327#comment-13003327 ]
Hudson commented on MAHOUT-619:
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Integrated in Mahout-Quality #660 (See [https://hudson.apache.org/hudson/job/Mahout-Quality/660/])
MAHOUT-619
> Add normalized discounted cumulative gain to recommender evaluator
> ------------------------------------------------------------------
>
> Key: MAHOUT-619
> URL: https://issues.apache.org/jira/browse/MAHOUT-619
> Project: Mahout
> Issue Type: Improvement
> Components: Collaborative Filtering
> Affects Versions: 0.4
> Reporter: Sean Owen
> Assignee: Sean Owen
> Priority: Minor
> Labels: evaluation, ndcg, precision, recall, recommender
> Fix For: 0.5
>
>
> Just tracking a simple improvement: add nDCG to precision and recall computations in GenericRecommenderIRStatsEvaluator
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For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] Resolved: (MAHOUT-619) Add normalized discounted cumulative
gain to recommender evaluator
Posted by "Sean Owen (JIRA)" <ji...@apache.org>.
[ https://issues.apache.org/jira/browse/MAHOUT-619?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sean Owen resolved MAHOUT-619.
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Resolution: Fixed
> Add normalized discounted cumulative gain to recommender evaluator
> ------------------------------------------------------------------
>
> Key: MAHOUT-619
> URL: https://issues.apache.org/jira/browse/MAHOUT-619
> Project: Mahout
> Issue Type: Improvement
> Components: Collaborative Filtering
> Affects Versions: 0.4
> Reporter: Sean Owen
> Assignee: Sean Owen
> Priority: Minor
> Labels: evaluation, ndcg, precision, recall, recommender
> Fix For: 0.5
>
>
> Just tracking a simple improvement: add nDCG to precision and recall computations in GenericRecommenderIRStatsEvaluator
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For more information on JIRA, see: http://www.atlassian.com/software/jira