GitHub user hhbyyh opened a pull request:
https://github.com/apache/spark/pull/7785
[SPARK-9231] [MLlib] DistributedLDAModel method for top topics per document
jira: https://issues.apache.org/jira/browse/SPARK-9231
Helper method in DistributedLDAModel of this form:
{code}
/**
* For each document, return the top k weighted topics for that document.
* @return RDD of (doc ID, topic indices, topic weights)
*/
def topTopicsPerDocument(k: Int): RDD[(Long, Array[Int], Array[Double])]
{code}
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/hhbyyh/spark topTopicsPerdoc
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/7785.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 #7785
----
commit fd245800290fdae4091a06b6aec0e2b48960e4d5
Author: Yuhao Yang <[email protected]>
Date: 2015-07-30T05:20:34Z
add topTopics per document to DistributedLDAModel
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