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Posted to dev@lucene.apache.org by "Tommaso Teofili (JIRA)" <ji...@apache.org> on 2016/11/20 09:18:00 UTC
[jira] [Resolved] (LUCENE-7466) add axiomatic similarity
[ https://issues.apache.org/jira/browse/LUCENE-7466?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Tommaso Teofili resolved LUCENE-7466.
-------------------------------------
Resolution: Fixed
Fix Version/s: 6.4
> add axiomatic similarity
> -------------------------
>
> Key: LUCENE-7466
> URL: https://issues.apache.org/jira/browse/LUCENE-7466
> Project: Lucene - Core
> Issue Type: Improvement
> Components: core/search
> Affects Versions: master (7.0)
> Reporter: Peilin Yang
> Assignee: Tommaso Teofili
> Labels: patch
> Fix For: 6.4
>
>
> Add axiomatic similarity approaches to the similarity family.
> More details can be found at http://dl.acm.org/citation.cfm?id=1076116 and https://www.eecis.udel.edu/~hfang/pubs/sigir05-axiom.pdf
> There are in total six similarity models. All of them are based on BM25, Pivoted Document Length Normalization or Language Model with Dirichlet prior.
> We think it is worthy to add the models as part of Lucene.
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