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From "Casey Stella (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (DATAFU-37) Add Locality Sensitive Hashing UDFs
Date Wed, 23 Apr 2014 13:08:14 GMT

    [ https://issues.apache.org/jira/browse/DATAFU-37?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13978167#comment-13978167
] 

Casey Stella commented on DATAFU-37:
------------------------------------

Please find the reviewboard request here https://reviews.apache.org/r/20608/

Thanks!

> Add Locality Sensitive Hashing UDFs
> -----------------------------------
>
>                 Key: DATAFU-37
>                 URL: https://issues.apache.org/jira/browse/DATAFU-37
>             Project: DataFu
>          Issue Type: New Feature
>            Reporter: Casey Stella
>   Original Estimate: 168h
>  Remaining Estimate: 168h
>
> Create a set of UDFs to implement [Locality Sensitive Hashing|http://en.wikipedia.org/wiki/Locality-sensitive_hashing]
in support of finding k-near neighbors.   Initially, hashes associated with L1, L2 and Cosine
similarity should be supported.



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