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Posted to issues@spark.apache.org by "Dongjoon Hyun (JIRA)" <ji...@apache.org> on 2016/03/25 21:16:25 UTC
[jira] [Updated] (SPARK-14164) Improve input layer validation of
MultilayerPerceptronClassifier
[ https://issues.apache.org/jira/browse/SPARK-14164?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Dongjoon Hyun updated SPARK-14164:
----------------------------------
Description:
This issue improves an input layer validation and adds related testcases to MultilayerPerceptronClassifier.
{code:title=MultilayerPerceptronClassifier.scala|borderStyle=solid}
- // TODO: how to check ALSO that all elements are greater than 0?
- ParamValidators.arrayLengthGt(1)
+ (t: Array[Int]) => t.forall(ParamValidators.gt(0)) && t.length > 1
{code}
was:
This issue improves an input layer validation and related testcases to MultilayerPerceptronClassifier.
{code:title=MultilayerPerceptronClassifier.scala|borderStyle=solid}
- // TODO: how to check ALSO that all elements are greater than 0?
- ParamValidators.arrayLengthGt(1)
+ (t: Array[Int]) => t.forall(ParamValidators.gt(0)) && t.length > 1
{code}
> Improve input layer validation of MultilayerPerceptronClassifier
> ----------------------------------------------------------------
>
> Key: SPARK-14164
> URL: https://issues.apache.org/jira/browse/SPARK-14164
> Project: Spark
> Issue Type: Improvement
> Components: MLlib
> Reporter: Dongjoon Hyun
> Priority: Minor
>
> This issue improves an input layer validation and adds related testcases to MultilayerPerceptronClassifier.
> {code:title=MultilayerPerceptronClassifier.scala|borderStyle=solid}
> - // TODO: how to check ALSO that all elements are greater than 0?
> - ParamValidators.arrayLengthGt(1)
> + (t: Array[Int]) => t.forall(ParamValidators.gt(0)) && t.length > 1
> {code}
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