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Posted to issues@spark.apache.org by "Joseph K. Bradley (JIRA)" <ji...@apache.org> on 2015/07/29 20:29:05 UTC
[jira] [Comment Edited] (SPARK-9440) LocalLDAModel should save
docConcentration, topicConcentration, and gammaShap
[ https://issues.apache.org/jira/browse/SPARK-9440?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14646565#comment-14646565 ]
Joseph K. Bradley edited comment on SPARK-9440 at 7/29/15 6:28 PM:
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This JIRA is marked as critical since it is *required* by [SPARK-6793]. If this cannot get into 1.5, we need to revert [SPARK-6793], which introduces new fields in LDA models which are not saved by save/load.
was (Author: josephkb):
This JIRA is marked as a blocker since it is *required* by [SPARK-6793]. If this cannot get into 1.5, we need to revert [SPARK-6793], which introduces new fields in LDA models which are not saved by save/load.
> LocalLDAModel should save docConcentration, topicConcentration, and gammaShap
> -----------------------------------------------------------------------------
>
> Key: SPARK-9440
> URL: https://issues.apache.org/jira/browse/SPARK-9440
> Project: Spark
> Issue Type: New Feature
> Components: MLlib
> Reporter: Feynman Liang
> Priority: Critical
>
> LocalLDAModel needs to save these parameters in order for {{logPerplexity}} and {{bound}} (see SPARK-6793) to work correctly.
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