GitHub user mengxr opened a pull request:
https://github.com/apache/spark/pull/1671
[SPARK-2511][MLLIB] add HashingTF and IDF
This is roughly the TF-IDF implementation used in the Databricks Cloud
Demo: http://databricks.com/cloud/ .
Both `HashingTF` and `IDF` are implemented as transformers, similar to
scikit-learn.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/mengxr/spark tfidf
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/1671.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #1671
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commit 3cc03487759f1f4d5da935c4d5eabc9b8ccdac6e
Author: Xiangrui Meng <[email protected]>
Date: 2014-07-11T06:23:16Z
add HashingTF and IDF
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