[jira] [Commented] (SPARK-17825) Expose log likelihood of EM algorithm in mllib

2016-10-11 Thread zhengruifeng (JIRA)

[ 
https://issues.apache.org/jira/browse/SPARK-17825?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15564750#comment-15564750
 ] 

zhengruifeng commented on SPARK-17825:
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This jira seems a duplicate of [Spark-14272]

> Expose log likelihood of EM algorithm in mllib
> --
>
> Key: SPARK-17825
> URL: https://issues.apache.org/jira/browse/SPARK-17825
> Project: Spark
>  Issue Type: New Feature
>  Components: ML
>Reporter: Lei Wang
>
> Users sometimes need to get log likelihood of EM algorithm.
> For example, one might use this value to choose appropriate cluster number.



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[jira] [Commented] (SPARK-17825) Expose log likelihood of EM algorithm in mllib

2016-10-07 Thread Yanbo Liang (JIRA)

[ 
https://issues.apache.org/jira/browse/SPARK-17825?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15557281#comment-15557281
 ] 

Yanbo Liang commented on SPARK-17825:
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Sure. You can definitely contribute on this issue after my PR. We will replace 
mllib with ml in the future. Thanks.

> Expose log likelihood of EM algorithm in mllib
> --
>
> Key: SPARK-17825
> URL: https://issues.apache.org/jira/browse/SPARK-17825
> Project: Spark
>  Issue Type: New Feature
>  Components: ML
>Reporter: Lei Wang
>
> Users sometimes need to get log likelihood of EM algorithm.
> For example, one might use this value to choose appropriate cluster number.



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[jira] [Commented] (SPARK-17825) Expose log likelihood of EM algorithm in mllib

2016-10-07 Thread Lei Wang (JIRA)

[ 
https://issues.apache.org/jira/browse/SPARK-17825?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15557181#comment-15557181
 ] 

Lei Wang commented on SPARK-17825:
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That's good. May I take part in this job?
By the way, are you planning to replace mllib with ml in the future?



> Expose log likelihood of EM algorithm in mllib
> --
>
> Key: SPARK-17825
> URL: https://issues.apache.org/jira/browse/SPARK-17825
> Project: Spark
>  Issue Type: New Feature
>  Components: ML
>Reporter: Lei Wang
>
> Users sometimes need to get log likelihood of EM algorithm.
> For example, one might use this value to choose appropriate cluster number.



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[jira] [Commented] (SPARK-17825) Expose log likelihood of EM algorithm in mllib

2016-10-07 Thread Yanbo Liang (JIRA)

[ 
https://issues.apache.org/jira/browse/SPARK-17825?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15557137#comment-15557137
 ] 

Yanbo Liang commented on SPARK-17825:
-

[~is03wlei] This task depends on copying the GaussianMixture implementation 
from mllib to ml which I have started work. I will ping you when the PR 
available, it should be in a few days. Thanks!

> Expose log likelihood of EM algorithm in mllib
> --
>
> Key: SPARK-17825
> URL: https://issues.apache.org/jira/browse/SPARK-17825
> Project: Spark
>  Issue Type: New Feature
>  Components: MLlib
>Reporter: Lei Wang
>
> Users sometimes need to get log likelihood of EM algorithm.
> For example, one might use this value to choose appropriate cluster number.



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