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| author | Sean Owen <sowen@cloudera.com> | 2016-09-24 08:06:41 +0100 |
|---|---|---|
| committer | Sean Owen <sowen@cloudera.com> | 2016-09-24 08:06:41 +0100 |
| commit | f3fe55439e4c865c26502487a1bccf255da33f4a (patch) | |
| tree | d534e9bbc36c8aced17f63d94df7eac1cbdbd5d5 /python | |
| parent | 7c382524a959a2bc9b3d2fca44f6f0b41aba4e3c (diff) | |
| download | spark-f3fe55439e4c865c26502487a1bccf255da33f4a.tar.gz spark-f3fe55439e4c865c26502487a1bccf255da33f4a.tar.bz2 spark-f3fe55439e4c865c26502487a1bccf255da33f4a.zip | |
[SPARK-10835][ML] Word2Vec should accept non-null string array, in addition to existing null string array
## What changes were proposed in this pull request?
To match Tokenizer and for compatibility with Word2Vec, output a nullable string array type in NGram
## How was this patch tested?
Jenkins tests.
Author: Sean Owen <sowen@cloudera.com>
Closes #15179 from srowen/SPARK-10835.
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