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[SPARK-13761] [ML] Deprecate validateParams #11620

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@hhbyyh hhbyyh commented Mar 10, 2016

What changes were proposed in this pull request?

Deprecate validateParams() method here:


Move all functionality in overridden methods to transformSchema().
Check docs to make sure they indicate complex Param interaction checks should be done in transformSchema.

How was this patch tested?

unit tests

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SparkQA commented Mar 10, 2016

Test build #52781 has finished for PR 11620 at commit 5682bfc.

  • This patch fails Spark unit tests.
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  • This patch adds no public classes.

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SparkQA commented Mar 10, 2016

Test build #52822 has finished for PR 11620 at commit 3ccf90a.

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SparkQA commented Mar 10, 2016

Test build #52833 has finished for PR 11620 at commit 29c5a2f.

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*/
@deprecated("All the checks should be merged into transformSchema", "2.0.0")
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Also say this method will be removed in 2.1.0

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Only a few small comments

@@ -61,7 +63,8 @@ private[regression] trait GeneralizedLinearRegressionBase extends PredictorParam
* Param for the name of link function which provides the relationship
* between the linear predictor and the mean of the distribution function.
* Supported options: "identity", "log", "inverse", "logit", "probit", "cloglog" and "sqrt".
* @group param
*
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indentation

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Thanks for the updates. Still some indentation issues, but that's it.

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SparkQA commented Mar 16, 2016

Test build #53347 has finished for PR 11620 at commit 91f72a9.

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hhbyyh commented Mar 16, 2016

@jkbradley Sorry for those unintentional changes and thanks for the patience.

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SparkQA commented Mar 17, 2016

Test build #53375 has finished for PR 11620 at commit f348044.

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No problem. Thanks for the PR!
LGTM
Merging with master

@asfgit asfgit closed this in 92b7057 Mar 17, 2016
*/
@deprecated("Will be removed in 2.1.0. Checks should be merged into transformSchema.", "2.0.0")
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It looks like this now causes a number of deprecation warnings in the Spark code, which we're trying to get rid of. Can most of the remaining usages be transformed to not use this method?

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Apologies! I should have checked the Jenkins logs. I'll send a clean-up PR.

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Hi @jkbradley have you already started on this? Sorry for the troubling. I didn't remove the ones in CrossValidator and TrainValidationSplit because I think it can be handy if we can run some validation before submitting the paramMap. Let me know if I can help in any way.

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No problem; I just sent a PR for it.

asfgit pushed a commit that referenced this pull request Mar 17, 2016
## What changes were proposed in this pull request?

Cleanups from [#11620]: remove remaining uses of validateParams, and put functionality into transformSchema

## How was this patch tested?

Existing unit tests, modified to check using transformSchema instead of validateParams

Author: Joseph K. Bradley <[email protected]>

Closes #11790 from jkbradley/SPARK-13761-cleanup.
roygao94 pushed a commit to roygao94/spark that referenced this pull request Mar 22, 2016
## What changes were proposed in this pull request?

Deprecate validateParams() method here: https://github.com/apache/spark/blob/035d3acdf3c1be5b309a861d5c5beb803b946b5e/mllib/src/main/scala/org/apache/spark/ml/param/params.scala#L553
Move all functionality in overridden methods to transformSchema().
Check docs to make sure they indicate complex Param interaction checks should be done in transformSchema.

## How was this patch tested?

unit tests

Author: Yuhao Yang <[email protected]>

Closes apache#11620 from hhbyyh/depreValid.
roygao94 pushed a commit to roygao94/spark that referenced this pull request Mar 22, 2016
## What changes were proposed in this pull request?

Cleanups from [apache#11620]: remove remaining uses of validateParams, and put functionality into transformSchema

## How was this patch tested?

Existing unit tests, modified to check using transformSchema instead of validateParams

Author: Joseph K. Bradley <[email protected]>

Closes apache#11790 from jkbradley/SPARK-13761-cleanup.
ghost pushed a commit to dbtsai/spark that referenced this pull request Sep 26, 2016
…hon API.

## What changes were proposed in this pull request?
apache#14597 modified ```ChiSqSelector``` to support ```fpr``` type selector, however, it left some issue need to be addressed:
* We should allow users to set selector type explicitly rather than switching them by using different setting function, since the setting order will involves some unexpected issue. For example, if users both set ```numTopFeatures``` and ```percentile```, it will train ```kbest``` or ```percentile``` model based on the order of setting (the latter setting one will be trained). This make users confused, and we should allow users to set selector type explicitly. We handle similar issues at other place of ML code base such as ```GeneralizedLinearRegression``` and ```LogisticRegression```.
* Meanwhile, if there are more than one parameter except ```alpha``` can be set for ```fpr``` model, we can not handle it elegantly in the existing framework. And similar issues for ```kbest``` and ```percentile``` model. Setting selector type explicitly can solve this issue also.
* If setting selector type explicitly by users is allowed, we should handle param interaction such as if users set ```selectorType = percentile``` and ```alpha = 0.1```, we should notify users the parameter ```alpha``` will take no effect. We should handle complex parameter interaction checks at ```transformSchema```. (FYI apache#11620)
* We should use lower case of the selector type names to follow MLlib convention.
* Add ML Python API.

## How was this patch tested?
Unit test.

Author: Yanbo Liang <[email protected]>

Closes apache#15214 from yanboliang/spark-17017.
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5 participants