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Posted to commits@spark.apache.org by sr...@apache.org on 2018/07/15 22:08:30 UTC
spark git commit: Doc fix: The Imputer is an Estimator
Repository: spark
Updated Branches:
refs/heads/master 960308763 -> 5d62a985d
Doc fix: The Imputer is an Estimator
Fixing the doc as the imputer is not a `Transformer` but an `Estimator`.
https://github.com/apache/spark/blob/master/mllib/src/main/scala/org/apache/spark/ml/feature/Imputer.scala#L96-L97
## What changes were proposed in this pull request?
Simple documentation fix
## How was this patch tested?
manual testing
Please review http://spark.apache.org/contributing.html before opening a pull request.
Author: Zoltan C. Toth <zo...@gmail.com>
Closes #21755 from zoltanctoth/doc-imputer-is-estimator.
Project: http://git-wip-us.apache.org/repos/asf/spark/repo
Commit: http://git-wip-us.apache.org/repos/asf/spark/commit/5d62a985
Tree: http://git-wip-us.apache.org/repos/asf/spark/tree/5d62a985
Diff: http://git-wip-us.apache.org/repos/asf/spark/diff/5d62a985
Branch: refs/heads/master
Commit: 5d62a985dca9280f884e13e29fc7166ef13c459f
Parents: 9603087
Author: Zoltan C. Toth <zo...@gmail.com>
Authored: Sun Jul 15 17:08:26 2018 -0500
Committer: Sean Owen <sr...@gmail.com>
Committed: Sun Jul 15 17:08:26 2018 -0500
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docs/ml-features.md | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
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http://git-wip-us.apache.org/repos/asf/spark/blob/5d62a985/docs/ml-features.md
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diff --git a/docs/ml-features.md b/docs/ml-features.md
index 7aed234..ad6e718 100644
--- a/docs/ml-features.md
+++ b/docs/ml-features.md
@@ -1429,7 +1429,7 @@ for more details on the API.
## Imputer
-The `Imputer` transformer completes missing values in a dataset, either using the mean or the
+The `Imputer` estimator completes missing values in a dataset, either using the mean or the
median of the columns in which the missing values are located. The input columns should be of
`DoubleType` or `FloatType`. Currently `Imputer` does not support categorical features and possibly
creates incorrect values for columns containing categorical features. Imputer can impute custom values
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