[jira] [Commented] (SPARK-14047) GBT improvement umbrella

2018-02-07 Thread Nick Pentreath (JIRA)

[ 
https://issues.apache.org/jira/browse/SPARK-14047?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16355216#comment-16355216
 ] 

Nick Pentreath commented on SPARK-14047:


SPARK-12375 should fix that? Can you check it against the 2.3 RC (or 
branch-2.3)? If not could you provide some code to reproduce the error?

> GBT improvement umbrella
> 
>
> Key: SPARK-14047
> URL: https://issues.apache.org/jira/browse/SPARK-14047
> Project: Spark
>  Issue Type: Umbrella
>  Components: ML
>Reporter: Joseph K. Bradley
>Priority: Major
>
> This is an umbrella for improvements to learning Gradient Boosted Trees: 
> GBTClassifier, GBTRegressor.
> Note: Aspects of GBTs which are related to individual trees should be listed 
> under [SPARK-14045].



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[jira] [Commented] (SPARK-14047) GBT improvement umbrella

2018-02-03 Thread Clay Stevens (JIRA)

[ 
https://issues.apache.org/jira/browse/SPARK-14047?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16351488#comment-16351488
 ] 

Clay Stevens commented on SPARK-14047:
--

Is there anything that can be done to prevent the "Caused by: 
java.util.NoSuchElementException: key not found: 1.0" error that happens when 
the model test data does not have *_all_* of the feature-values or 
feature-categories that the model training data had.  If it does not, Spark 
completely stops.  

This is similar to the issues -SPARK-12367- and SPARK-12375 for the 
VectorIndexer.

> GBT improvement umbrella
> 
>
> Key: SPARK-14047
> URL: https://issues.apache.org/jira/browse/SPARK-14047
> Project: Spark
>  Issue Type: Umbrella
>  Components: ML
>Reporter: Joseph K. Bradley
>Priority: Major
>
> This is an umbrella for improvements to learning Gradient Boosted Trees: 
> GBTClassifier, GBTRegressor.
> Note: Aspects of GBTs which are related to individual trees should be listed 
> under [SPARK-14045].



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[jira] [Commented] (SPARK-14047) GBT improvement umbrella

2016-11-04 Thread zhengruifeng (JIRA)

[ 
https://issues.apache.org/jira/browse/SPARK-14047?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15638475#comment-15638475
 ] 

zhengruifeng commented on SPARK-14047:
--

I personally think SPARK-15581 may be a improvement about GBT.
It is now a main method to use LoR/FM with GBT's Leaf transformation.

> GBT improvement umbrella
> 
>
> Key: SPARK-14047
> URL: https://issues.apache.org/jira/browse/SPARK-14047
> Project: Spark
>  Issue Type: Umbrella
>  Components: ML
>Reporter: Joseph K. Bradley
>
> This is an umbrella for improvements to learning Gradient Boosted Trees: 
> GBTClassifier, GBTRegressor.
> Note: Aspects of GBTs which are related to individual trees should be listed 
> under [SPARK-14045].



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