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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2016/11/14 04:45:58 UTC
[jira] [Commented] (SPARK-18408) API Improvements for LSH
[ https://issues.apache.org/jira/browse/SPARK-18408?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15662754#comment-15662754 ]
Apache Spark commented on SPARK-18408:
--------------------------------------
User 'Yunni' has created a pull request for this issue:
https://github.com/apache/spark/pull/15874
> API Improvements for LSH
> ------------------------
>
> Key: SPARK-18408
> URL: https://issues.apache.org/jira/browse/SPARK-18408
> Project: Spark
> Issue Type: Improvement
> Reporter: Yun Ni
>
> As the first improvements to current LSH Implementations, we are planning to do the followings:
> - Change output schema to {{Array of Vector}} instead of {{Vectors}}
> - Use {{numHashTables}} as the dimension of {{Array}} and {{numHashFunctions}} as the dimension of {{Vector}}
> - Rename {{RandomProjection}} to {{BucketedRandomProjectionLSH}}, {{MinHash}} to {{MinHashLSH}}
> - Make randUnitVectors/randCoefficients private
> - Make Multi-Probe NN Search and {{hashDistance}} private for future discussion
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